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LTH Electronics MXD70 Series Manual Download Page 172

 
 
 
 
 

 

 

 
 
 
 
 
 
 
 

 

 

 

 

Faults 

 

 

 

MXD70 Conductivity Setup and 
Operating Guide 

 

- 53 - 

 

 

 

 

 

Faults

 

Calculation Errors 

 

E400 C1 

Calculation 

Over 

Range 

E411 C2 

The Calculation reading is greater than the specified upper limit, check channel 
settings, calculation configuration, sensor condition and connections. If the 
message persists please consult with your supplier.

 

 

 

E401 

C1 

Calculation Under Range 

E411 C2 

The Calculation reading is less than the specified lower limit, check channel 
settings, calculation configuration, sensor condition and connections. If the 
message persists please consult with your supplier.

 

 

 

E402 

C1 

Calculation Setup Checksum 

E412 C2 

The Setup for this Calculation has become corrupted. Check and correct the 
calculation settings and turn the unit off and on again. If the message persists 
please consult with your supplier. 

 

 

 

E403 

C1 

Calculation Store A Checksum 

E413 C2 

The Store A Save for the channel associated with this calculation has become 
corrupted. Check the calculation’s settings in the calculation menu and then save 
the settings again in the Channel's Store A in the Save/Restore menu.  

 

 

 

E404 

C1 

Calculation Store B Checksum 

E414 C2 

The Store B Save for the channel associated with this calculation has become 
corrupted. Check the calculation’s settings in the calculation menu and then save 
the settings again in the Channel's Store B in the Save/Restore menu.   

 

 

 

E405 

C1 

Calculation SD Card Checksum 

E415 C2 

The SD Card store from which this Calculation was restored from has become 
corrupted. Check the Calculation's settings in the Calculation menu and then save 
the settings again to the SD card store. 

 

 

 

 

Summary of Contents for MXD70 Series

Page 1: ...CH1 517 2 µS cm i ii 12 3 C A 12 28mA CH2 9 64 pH i ii 25 0 C 156mV CH3 23 3 i ii 28 0 C 2 15Atm MENU CAL MARCH 2019 F1 F2 F3 F4 F5 09 56 MON 1 JUN 2009 CH1 517 2 µS cm i ii 12 3 C A 12 28mA CH2 9 64 pH i ii 25 0 C 156mV CH3 23 3 i ii 28 0 C 2 15Atm MENU CAL ...

Page 2: ...mmon Contact Relay 2 Normally Closed Contact NO1 C1 NC1 NO2 C2 NC2 Current Output Common Current Output A I A Standard Outputs Connection Details Power Supply Live In Power Supply Live Out For Daisy Chaining Power Supply Neutral In Power Supply Neutral Out For Daisy Chaining Protective Earth Must Be Connected Earth Earth Power Basic Outputs Connector 85V 265V AC DC Power Supply Connection Details ...

Page 3: ... Cable To 54E Extension Cable Connection Details Electrode Green Core Sensor Input Yellow White Blue Temperature Input Reference Green Core Screen Clear Core Cable Outer Screen Temperature Input Sensor Input RTD IN Green SensorTalk Tx Grey AUX Blue Reference Red RTD RTN White Glass Black Clear Green Yellow Outer Screen Clear Core Screen SensorTalk Interface SensorTalk Interface White Core 54D Exte...

Page 4: ...AGES BELOW INSTRUMENT READINGS CURRENT DATE TIME UNIT STATUS FURTHER MENU PAGES ABOVE MON 1 JUN 2009 09 56 CH1 517 2 µS cm TEMP1 12 3 C CH2 9 64 pH CH3 23 3 TEMP2 25 0 C TEMP3 28 0 C SETPOINT 1 SETUP INPUT SOURCE RANGE TRIGGER HIGH VALUE MODE CHANNEL SENSOR 0 to 9 999 mS cm HIGH 7 500mS cm ON OFF EXIT CHANNEL 1 COND LOW BAND LATCH HIGH TRIGGER HIGH LATCH LOW CURSOR ADDITIONAL OPTIONS BELOW OPTION ...

Page 5: ...E Tx Rx 0v Link pH Redox LN10 Coax Cable With Solution Ground No TC Connection Details Inner Conductor pH Smart pH Redox Input Connector A B B SG R E Tx Rx 0v Cable Screen Ref Solution Ground Seperate Cable Conductive Layer Must be stripped back to cable screen Yellow White Black Reference Green Core Screen Electrode Green Core pH 54E Extension Cable Connection Details Solution Ground Not Fitted C...

Page 6: ...MXD73 Multi parameter Monitor Installation Guide ...

Page 7: ......

Page 8: ...replacement of defective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility for any errors or damages resulting from errors ...

Page 9: ...61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from time to time we reserve the right to include design modifications that are deemed necessary to comply w...

Page 10: ...Preface MXD73 Installation Guide 3 Declaration of Conformity ...

Page 11: ...Preface 4 MXD73 Installation Guide Blank ...

Page 12: ...ation Safety EMC 11 Noise suppression 12 MXD73 Add in Cards Installation 13 Installation MXD73 17 MXD73 Connections 19 Supply Voltage Connections 20 Current Output Connections 21 Relay Connections 22 Modbus RS485 Connections 22 Sensor Connections 22 Digital Inputs 23 SD Card Interface 23 Guarantee and Service 24 Index 25 ...

Page 13: ...Contents 6 MXD73 Installation Guide Blank ...

Page 14: ...y to read QVGA LCD the instrument displays readings and provides feedback to the operator on the status of the sensors and instruments outputs In addition the instrument features depending upon configuration up to six control relays up to six 0 4 20mA current outputs and an Modbus RS485 interface These can be used to provide fully configurable control alarm and feedback Finally the instrument also...

Page 15: ...Introduction 8 MXD73 Installation Guide Introduction MXD73 Rear Termination Overview ...

Page 16: ...er normally open or normally closed modes Current Output Options 1 as standard expandable up to a total of 4 or 6 depending on the number of relays Current Output Specification Each selectable 0 20mA or 4 20mA into 750 ohms max fully isolated to 2kV Expandable up to 5 of any operating range and offset anywhere in that range Current Output Adjustment 0 01mA 3 point 0 4 20 mA for remote monitor cali...

Page 17: ...nterface Optional Supports RTU and ASCII formats Node Address 1 to 247 Baud Rates Bits Per Second 300 600 1200 2400 4800 9600 19200 31250 38400 Parity Options Even Odd None SD Card Interface Enables backing up and restoring of instrument configuration log the sensor readings optional extra and on site upgrading of instrument software SD SDHC and SDXC FAT32 cards supported EMC 2014 30 EU using BS E...

Page 18: ...TH TERMINAL OF THIS INSTRUMENT LOCAL WIRING AND SAFETY REGULATIONS SHOULD BE STRICTLY ADHERED TO WHEN INSTALLING THIS UNIT SHOULD THESE REGULATIONS CONFLICT WITH THE FOLLOWING INSTRUCTIONS CONTACT LTH ELECTRONICS OR AN AUTHORISED LOCAL DISTRIBUTOR FOR ADVICE To maintain the specified levels of Electro Magnetic Compatibility EMC susceptibility to and emission of electrical noise transients and radi...

Page 19: ...on control rectifiers that are phase angle fired The instrument is designed with a high degree of noise rejection built in to minimise the potential for interference from these sources but it is recommended that you apply the following wiring practices as an added precaution Cables transmitting low level signals should not be routed near contactors motors generators radio transmitters or wires car...

Page 20: ...The MXD73 can be fitted with up to 3 sensor input cards and 1 output option card The sensor input cards are designated Input Card 1 Input Card 2 and Input Card 3 On the instrument display these are designated Channel 1 Channel 2 and Channel 3 L Electrostatic precautions must be taken when handling the Add in cards Sensor Input Card Profile Output Option Card Profile N B Cards must be inserted with...

Page 21: ...irst remove all existing connectors from the rear of the instrument Then remove the four screws shown on the following diagram Remove the rear cover and the instrument should look like the next figure note depending on the configuration of the instrument the add in card slots may already be populated ...

Page 22: ...oned down the middle of guide and with the green connector towards the rear of the instrument case Insert the card all the way in until the far connector is fully home The following figure demonstrates the instrument with all three channel slots and the output option slot occupied Next remove the required knock outs from the rear cover ...

Page 23: ...e Installation Then depending upon the options installed affix the accompanying add in description labels to the rear cover in the locations shown Finally put the rear cover back on the unit screw the 4 screws and plug the connectors back in ...

Page 24: ...ce with the four screw clamps provided MXD73 Overall Dimensions The panel cut out for the instrument should be 92 mm x 92 mm 1 0 0 0 Take care to ensure that the gasket is correctly positioned before tightening the clamps A badly fitted gasket will not give a good seal to the specified IP rating Four screw clamps are supplied with the instrument and are fitted from the back of the instrument ...

Page 25: ...Installation 18 MXD73 Installation Guide Installation Blank ...

Page 26: ...availability of the terminals will vary depending upon which options are installed MXD73 Connections The bottom connector houses the power input and the basic current and relay outputs The output option connector above this provides additional relay current outputs The top right connector houses the digital inputs and SD card slot Finally the remaining three connectors provide the sensor inputs to...

Page 27: ...nstruments The instrument uses a universal power supply that accepts a wide range of voltage and frequency inputs Refer to the label adjacent to the power supply terminals for the input voltage limits Exceeding these limits may damage the instrument 85 265V AC DC Power Connections 18 32V AC DC Power Connections The power supply should be taken from an isolated spur and fused to a maximum of 3 Amps...

Page 28: ...est noise immunity use a screened twisted pair cable with the screen connected to Earth at one end Use a sufficiently large cable to avoid a high resistance in the overall current loop Current Output A Connection Detail Current Outputs B D Connection Details Five Current Two Relays Output Expansion Card Current Outputs B F Connection Details N B Available Current Outputs Varies Depending Upon Inst...

Page 29: ...cessive electrical noise depending upon the load To switch more than 5 Amps will require a slave relay For convenience the power can be looped across from the supply connections Relays 1 2 Connection Details Relays 3 6 Connection Details N B Available Relays Varies Depending Upon Instrument Configuration Modbus RS485 Connections For information regarding connecting the Modbus RS485 please see the ...

Page 30: ... features a SD card interface which is compatible with SD SDHC and SDXC formatted cards N B SDXC cards may need formatting by the MXD73 before use see user interface guide The card can be removed whilst the instrument is on but only when the disk icon is not shown at the top of the display To insert the card ensure that the corner notch is on the top right of the card and then just push it all the...

Page 31: ...rs are used no further guarantee is given although any complaints concerning their operation will be carefully investigated Goods for attention under guarantee unless otherwise agreed must be returned to the factory carriage paid and if accepted for free repair will be returned to the customer s address free of charge Arrangements can also be made for repair on site in which case a charge may be m...

Page 32: ... EMI 12 F Fax 1 Front Overview 7 Fuse 20 G Guarantee 24 I Installation 11 Add in Cards 13 MXD73 17 Interference 12 K Knock Outs 15 L LCD 7 9 LED 9 LVD 2 N Noise suppression 12 O Output Option Card 13 P Panel Cut Out 17 Power Supply 10 Q Quality 2 R Rear Cover 14 Rear Overview 8 Relays 9 RFI12 S Screw Clamps 17 SD Card 23 Sensor Input Card 7 13 Service 24 Specification 9 Standards 2 T Telephone 1 W...

Page 33: ...Notes 26 MXD73 Installation Guide ...

Page 34: ......

Page 35: ...Chaul End Lane Luton Bedfordshire LU4 8EZ United Kingdom Telephone 44 0 1582 593693 Fax 44 0 1582 598036 Email sales lth co uk Web www lth co uk ...

Page 36: ...MXD75 Multi parameter Monitor Installation Guide ...

Page 37: ......

Page 38: ...rviceable parts including fuses etc within the unit Any attempt to dismantle the instrument will invalidate the warranty Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot...

Page 39: ...61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from time to time we reserve the right to include design modifications that are deemed necessary to comply w...

Page 40: ...Preface MXD75 Installation Guide 3 Declaration of Conformity ...

Page 41: ...Preface 4 MXD75 Installation Guide Blank ...

Page 42: ...y EMC 11 Noise suppression 12 MXD75 Add in Cards Installation 13 Installation MXD75 19 Pipe Mounting 20 MXD75 Basic Connections 23 Supply Voltage Connections 24 Modbus RS485 Connections 24 Sensor Connections 24 Current Output Connections 25 Relay Connections 26 Digital Inputs 27 SD Card Interface 28 Guarantee and Service 29 Index 32 ...

Page 43: ...Contents 6 MXD75 Installation Guide Blank ...

Page 44: ...y to read QVGA LCD the instrument displays readings and provides feedback to the operator on the status of the sensors and instruments outputs In addition the instrument features depending upon configuration up to six control relays up to six 0 4 20mA current outputs and an Modbus RS485 interface These can be used to provide fully configurable control alarm and feedback Finally the instrument also...

Page 45: ...Introduction 8 MXD75 Installation Guide Introduction MXD75 Termination Overview ...

Page 46: ...er normally open or normally closed modes Current Output Options 1 as standard expandable up to a total of 4 or 6 depending on the number of relays Current Output Specification Each selectable 0 20mA or 4 20mA into 750 ohms max fully isolated to 2kV Expandable up to 5 of any operating range and offset anywhere in that range Current Output Adjustment 0 01mA 3 point 0 4 20 mA for remote monitor cali...

Page 47: ...in set conditions Modbus RS485 Interface Optional Supports RTU and ASCII formats Node Address 1 to 247 Baud Rates Bits Per Second 300 600 1200 2400 4800 9600 19200 31250 38400 Parity Options Even Odd None SD Card Interface Enables backing up and restoring of instrument configuration log the sensor readings optional extra and on site upgrading of instrument software SD SDHC and SDXC FAT32 cards sup...

Page 48: ...ARTH TERMINAL OF THIS INSTRUMENT LOCAL WIRING AND SAFETY REGULATIONS SHOULD BE STRICTLY ADHERED TO WHEN INSTALLING THIS UNIT SHOULD THESE REGULATIONS CONFLICT WITH THE FOLLOWING INSTRUCTIONS CONTACT LTH ELECTRONICS OR AN AUTHORISED LOCAL DISTRIBUTOR FOR ADVICE To maintain the specified levels of Electro Magnetic Compatibility EMC susceptibility to and emission of electrical noise transients and ra...

Page 49: ...on control rectifiers that are phase angle fired The instrument is designed with a high degree of noise rejection built in to minimise the potential for interference from these sources but it is recommended that you apply the following wiring practices as an added precaution Cables transmitting low level signals should not be routed near contactors motors generators radio transmitters or wires car...

Page 50: ...sor input cards are designated Input Card 1 Input Card 2 and Input Card 3 On the instrument display these are designated Channel 1 Channel 2 and Channel 3 L Electrostatic precautions must be taken when handling the Add in cards Input cards 1 2 are installed via the use of headers A and B supplied with instrument Header A Header B Insert the required input cards between the headers as shown in the ...

Page 51: ...put option card N B header s C D and E are not supplied with the standard instrument and must be purchased separately if upgrading the unit after initial purchase Header C Header D Header E Insert the required input card or output option card between the headers as shown in the following two diagrams ensuring that the connectors are correctly aligned with the headers on the cards Input Card 3 Outp...

Page 52: ...ation Guide 15 Installation Input Card 3 Output Option Card Installation Top View To install the cards and headers into the instrument first remove the terminal cover Then remove the two revealed screws at the bottom of the case ...

Page 53: ... the o rings which may come off when removing the screws The headers with the cards attached must then be inserted into the instrument s main board connectors Match the header s name with corresponding text on the board as shown in the following figure Care must be taken to align the header board with the dotted outline on the main board ...

Page 54: ...e inserted the instrument should look as follows With Input Card 1 and 2 With Input Card 1 2 3 and Output Option Card Now attach the supplied connection labels to the terminal area label and inside the terminal cover as shown Supplied Terminal Label Locations ...

Page 55: ...ensuring all of the o rings are in place on the back of the case and all of the screws are re inserted Connect the power see Supply Voltage Connections section and check that all of the new cards have been recognised by the instrument Now consult the appropriate wiring section for details of how to connect the sensors and outputs ...

Page 56: ...re provided for this purpose Note that fasteners are not provided MXD75 Overall Dimensions LTH Recommends using No 10 x 1 inch round head screws or similar for mounting Ensure top screw head is 8mm proud Care must be taken when fitting the unit on uneven walls or surfaces Do not over stress the mounting lugs Over tightening the mounting screws could also break the lugs Drill Hole Dimensions ...

Page 57: ...ounting kit is designed for fixing to a vertical or horizontal handrail or pipe of 25 70 mm outside diameter Optional LTH Part No 7599 The instrument is then clamped using the mounting kit as follows Note Care should be taken not to over tighten mounting as damage may result to enclosure ...

Page 58: ...Installation MXD75 Installation Guide 21 Installation Horizontal Mounting Vertical Mounting ...

Page 59: ...Installation 22 MXD75 Installation Guide Installation Blank ...

Page 60: ... visible N B the appearance of the label will vary depending upon which options are installed in the instrument MXD75 basic terminal label The cables should be fed through the cable glands After each cable has been attached pull most of the cable slack back through the cable gland to prevent any unwanted RF energy from being radiated inside the housing Make sure not to strain the cable within the ...

Page 61: ...ply terminals for the input voltage limits Exceeding these limits may damage the instrument 85 265V AC DC Power Connections 18 32V AC DC Power Connections The power supply should be taken from an isolated spur and fused to a maximum of 3 Amps If the relays require greater current then a separate 5A fuse will be required The incoming Earth connection must be connected to the Protective Earth termin...

Page 62: ...minate into a load resistance not exceeding 750 For best noise immunity use a screened twisted pair cable with the screen connected to Earth at one end Use a sufficiently large cable to avoid a high resistance in the overall current loop MXD75 Surface Mount Current Output Connection Detail N B Available Current Outputs Varies Depending Upon Instrument Configuration ...

Page 63: ...ly and are electrically isolated from the instrument itself They must be connected in series with a 5 Amp fuse A contact arc suppressor may be required to prevent excessive electrical noise depending upon the load To switch more than 5 Amps will require a slave relay For convenience the power can be looped across from the supply connections MXD75 Surface Mount Relay Connection Details N B Availabl...

Page 64: ...al inputs which can be used to initiate a user configurable instrument operation by use of a volt free link switch or relay The instrument can be configured to initiate the appropriate action when the contact either closes or opens MXD75 Surface Mount Instrument Digital Inputs Connection Detail ...

Page 65: ...rface guide The card can be removed whilst the instrument is on but only when the disk icon is not shown at the top of the display To insert the card ensure that the corner notch is on the top right of the card and then just push it all the way in to the socket To remove the card push it up then release and the card should then come out of the socket N B When removing it may be required to pull th...

Page 66: ... sensors are used no further guarantee is given although any complaints concerning their operation will be carefully investigated Goods for attention under guarantee unless otherwise agreed must be returned to the factory carriage paid and if accepted for free repair will be returned to the customer s address free of charge Arrangements can also be made for repair on site in which case a charge ma...

Page 67: ...Notes 30 MXD75 Installation Guide ...

Page 68: ...Notes MXD75 Installation Guide 31 ...

Page 69: ...Fax 1 Fuse 24 G Guarantee 29 I Installation 11 Add in Cards 13 MXD75 13 Interference 12 L LCD 9 LED 9 LVD 2 M Mounting 19 N Noise Suppression 12 O Output Option Card 14 P Pipe Mounting 20 Power Supply 10 Q Quality 2 R Relays 9 S Safety 2 SD Card 28 Sensor Input Card 7 13 Service 29 Specification 9 Standards 2 T Telephone 1 34 Terminal Cover 15 Termination Overview 8 W Warranty 1 Weight 10 Wiring 1...

Page 70: ......

Page 71: ...Chaul End Lane Luton Bedfordshire LU4 8EZ United Kingdom Telephone 44 0 1582 593693 Fax 44 0 1582 598036 Email sales lth co uk Web www lth co uk ...

Page 72: ...MXD70 SERIES Multi parameter Monitor User Interface Data Logging Guide ...

Page 73: ......

Page 74: ...replacement of defective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility for any errors or damages resulting from errors ...

Page 75: ...regulations set down by the European Low Voltage Directive 2006 95 EC using BS EN 61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from time to time we reser...

Page 76: ...ay Contrast 14 Setup Front Screen 15 Setup Menu Header 16 Service Alarms 17 Update Software 19 Optional Software Functions 21 Unlocking Optional Software Functions 21 Data Logging 23 Live Trending 23 Setup Live Trending 23 Live Trend Screen 26 SD Card Data Logging 27 Setup SD Card Data Logging 27 View SD Card Data Logging 29 SD Card Data Logging Graph 32 Viewing the SD Card Data Log on a PC 33 Err...

Page 77: ...Contents 4 User Interface Guide Blank Page ...

Page 78: ...e six Setpoint Status LEDs that when illuminated indicate which setpoint relay is active Located between the setpoint LEDs there are two Alarm Status LEDs which provide clear indication of a fault within the instrument The Front Screen The MXD70 Series front screen has the capability of showing up to three sensor input channels Each channel shows the main sensor reading two secondary readings and ...

Page 79: ...e instrument is switched on it will complete a configuration check that will take approximately 20 seconds after this it will default to the front screen The user interface is arranged in two ways the first is a quick configuration overview which is accessible by scrolling left or right from the front screen as shown below Scrolling Menu Layout ...

Page 80: ...ressing the enter button The exit button is used to return to the previous menu or alternatively if held down for 3 seconds will take the instrument straight back to the front screen If no buttons are pressed after 2 minutes the instrument will default back to the front screen To the right of the menu screen arrows will indicate if there are further menu pages above or below the current one When c...

Page 81: ...User Interface 8 User Interface Guide User Interface Blank Page ...

Page 82: ...that will prompt them to enter the security code which will then change the instruments mode to unlocked Once unlocked the user can change any setting without having to re enter the security access code however the instrument will automatically lock itself if no further buttons are pressed after 2 minutes 30 seconds The default security access code is 1000 Select the option you wish to change and ...

Page 83: ...to 0000 Main Menu From the front screen press the menu button to show the main menu options and select Access Code Management Select Option EXIT Return to Front Screen Enter Option Access Code Management Select change user access code Select Option EXIT Return to Main Menu Enter Option Enter Current Code The user is required to enter the existing security code before the new code can be entered In...

Page 84: ...to disable the security access system and permanently unlock the instrument Increase Decrease Digit Select Next Digit EXIT Cancel Save Code New Code Confirmation Confirm the change of the security access code EXIT Cancel Confirm Change Change Confirmation The instrument will then confirm that the security code has been successfully changed Exit ...

Page 85: ...Security Code Access 12 User Interface Guide Security Code Access Blank Page ...

Page 86: ...ress the menu button to show the main menu options and select Configuration Select Option EXIT Return to Front Screen Enter Option Language The MXD70 Series has the ability to support multilingual menus The language of choice can be selected from this menu Select Option EXIT Cancel Save Selection Time Date Configure the internal battery backed clock Select Option EXIT Return to Main Menu Enter Opt...

Page 87: ...Savings This allows the instrument to automatically adjust it s time for when daylight savings starts and ends The start and end times may be adjusted to allow for local differences Select Option EXIT Return to Main Menu Enter Option Change Display Contrast This allows the user to adjust the contrast of the display to compensate for environmental conditions that may affect the readability of the d...

Page 88: ...figuration Menu Enter Option Channel Setup Channel shown Select whether the channel is shown or not i ii Define which is displayed in the either of the two secondary reading slots Available options depend on the selected input card type but include temperature sensor current pressure and any associated current output values Channel Label Define the channel label that appears on the front screen ad...

Page 89: ...e to select the current outputs that are associated with the displayed channel Select Option EXIT Cancel Save Selection Setup Menu Header This allows the user to customise the information the menu header displays Select Option EXIT Return to Main Menu Enter Option Select Menu Header By looking at the legend shown select which menu header location you wish to edit then chose the value from the disp...

Page 90: ...guration Menu Enter Option Setup Service Alarm Service alarm configuration Service Due Date Update Automatically increment the next service date by the service interval Requires service security code prior to use Service Reminder Turn the service alarm on or off Requires service security code prior to use Service Interval Set the Service Interval Requires service security code prior to use Next Se...

Page 91: ... numbers of the instrument Select Option EXIT Return to Main Menu Enter Option EXIT Return to Configuration Menu Format SD Card Allows the users to reformat SD cards which are incompatible with the instrument For cards which are greater than 4GB this may take several minutes Select Option EXIT Return to Main Menu Enter Option ...

Page 92: ... during which time the unit will not operate Update Software Select the update software option from within the configuration menu Select Option EXIT Return to Main Menu Enter Option Update Software Verify that the new software is of a higher version than the current one shown It is recommended that the entire unit is saved before the update is started See the Save Setup section for instructions Se...

Page 93: ...Update Software 20 User Interface Guide Update Software Blank Page ...

Page 94: ...umber of your instrument along with the purchase order In return they will supply you with an 8 digit unlock code that is unique to the instrument and the required function to be unlocked Unlocking Optional Software Functions Main Menu From the front screen press the menu button to show the main menu options and select Configuration Select Option EXIT Return to Front Screen Enter Option Software S...

Page 95: ...t Option EXIT Return to Main Menu Enter Option Unlock Software Select the optional software function you wish to unlock Select Option EXIT Return to Main Menu Enter Option Enter the required Unlock Code If the code is incorrect the user will be prompted to try again If the code is correct the function will now be unlocked Change Character Select Next Character EXIT Cancel Enter Code ...

Page 96: ...ith each showing 2 readings these enable the user to instantly view the last 50 samples of each reading The live trend screen also features a review mode where by the user can further analyse the last 200 samples of each reading If the user finds something of note the software provides a facility to save those 200 readings to an excel compatible file on the SD card Further analysis is provided by ...

Page 97: ...with The options shown depend on the configuration of the instrument Select Option EXIT Cancel Save Selection Range If the trace s associated measurement is currently configured to use auto ranging then a fixed range will need to be assigned to the trace Select Option EXIT Cancel Save Selection Trace Min Enter the Trace s minimum displayed value Adjust in conjunction with the maximum displayed val...

Page 98: ... Next Digit EXIT Cancel Save Value Trace 2 Select which measurement Trace 2 right hand side axis is to be associated with The options shown depend on the configuration of the instrument Then configure trace 2 s min and max as before with trace 1 Select Option EXIT Cancel Save Selection Trend Interval Enter the time interval between samples for both trace 1 and trace 2 Increase Decrease Digit Selec...

Page 99: ...between the available options READ Current Reading MIN The minimum value of the last 200 readings MAX The maximum value of the last 200 readings AVG The average value of the last 200 readings LINE PAGE When in Review Mode toggles between the cursor moving a line at a time or at a page at a time VALUE Press to enter the live trend Review Mode Review mode allows the user to scroll back through the l...

Page 100: ...nstrument or removed and viewed in Microsoft Excel on a PC Which channels are logged and logging interval are configurable by the user Setup SD Card Data Logging Main Menu From the front screen press the menu button to show the main menu options and select Data Logging Select Option EXIT Return to Front Screen Enter Option Data Logging Select Setup SD Card Data Logging Select Option EXIT Return to...

Page 101: ...ally delete the oldest data log file and then continue to log If loop recording is disabled the instrument will automatically stop recording if the SD card becomes full and set an error message Select Option EXIT Cancel Save Selection Data Logging Start Stop Shows the current status of the data logging Stopped Recording and allows the logging to be started and stopped When the data logging is acti...

Page 102: ...r Option Data Logging Select View SD Card Data Logging Select Option EXIT Return to Main Menu Enter Option Select Time Date Enter the time and date of the data to be viewed If the SD card contains no data at the selected time and date then the configure graph shows No Data Note If the SD card contains many files then there may be a delay whilst the card is searched Increase Decrease Digit Select N...

Page 103: ...d in the selected log Select Option EXIT Cancel Save Selection Trace 1 Select which measurement Trace 1 left hand side axis is to be associated with The options shown depend on the configuration of the instrument Select Option EXIT Cancel Save Selection Trace Min Enter the Trace s minimum displayed value Adjust in conjunction with the maximum displayed value to increase the measurements displayed ...

Page 104: ...olution Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Trace 2 Select which measurement Trace 2 right hand side axis is to be associated with The options shown depend on the configuration of the instrument Then configure trace 2 s min and max as before with trace 1 Select Option EXIT Cancel Save Selection View Graph View the configured graph Select Option EXIT Cancel Enter Option...

Page 105: ...ing the user can turn on page mode where by the screen jumps a page at a time through the readings Where a break occurs in the trace you have reached the end of one file and the beginning of the next Note there may be a delay in scrolling when new data is loaded from the SD card LINE PAGE Toggles between the cursor moving a line at a time or at a page at a time EXIT Press to exit and return to Vie...

Page 106: ...eated The data is stored as a comma separated variable CSV which can be read by Microsoft Excel The first column of data contains the date and time of each sample Note by default Excel hides the seconds value to display this you need to apply a custom format to the column as follows dd mm yyyy hh mm ss The proceeding columns contain The main sensor reading and units Any secondary readings and unit...

Page 107: ...Data Logging 34 User Interface Guide Data Logging Blank Page ...

Page 108: ...g an error and pressing the help button a more detailed description of the error is shown along with suggested solutions to the possible causes of the error Error Menu Access The error menu can be accessed by either pressing the scroll left button whilst on the front screen Scroll Left To Error Menu Scroll Right Menu Access Main Menu Or by selecting the Errors option from the main menu Select Opti...

Page 109: ...Error Messages 36 User Interface Guide Error Messages Blank Page ...

Page 110: ...another providing that the input card type for each channel is the same on the second instrument The save and restore menu also features the ability to reset either the whole instrument or each channels configuration user calibration and it s associated setpoints current outputs and digital inputs back to their factory settings Main Menu From the front screen press the menu button to show the main...

Page 111: ... stores Alternatively if inserted select SD Card A H to use one of the 8 SD card saves If a save location is already being used as indicated by a time date stamp then information about that save can be accessed by selecting it and pressing the INFO button Chose Location INFO Location Information EXIT Return to Save Restore Menu Select Location ...

Page 112: ...lt Units Difference X Y or Y X Same as input variables Same as input variables Average X Y 2 Same as input variables Same as input variables Ratio X Y 19 99 to 19 99 None Passage Y X x 100 199 9 to 199 9 Rejection 1 Y X x 100 199 9 to 199 9 Deviation Y X 1 x 100 199 9 to 199 9 Calculation Setup Menus Main Menu From the front screen press the menu button to show the main menu options and select Cha...

Page 113: ...e X term in the calculation function Select Option EXIT Cancel Save Selection Variable Y Select which sensor variable is used as the Y term in the calculation function Note Only available variables which are identical to the X term will be shown Select Option EXIT Cancel Save Selection Function Select the mathematical function to perform with the two variables Select Option EXIT Cancel Save Select...

Page 114: ...nabled the result of the calculation can be seen either on the main front screen or if there is not enough room on the calculation result screen located to the right of the main front screen The channel label and secondary reading slots can be configured in the setup front screen menu see page 15 ...

Page 115: ... Output Trend 6 Default Security Code 9 Email 1 EMC 2 Error Messages 35 Fax 1 Front Screen 5 15 Live Trending Configure Trend 24 Line Page 26 Read Min Max Avg 26 Save 26 Trace 1 24 Trace 2 25 Trend Ineterval 25 Value 26 LVD 2 Main Menu 7 Manufacturing Standards 2 Quality 2 Reset 37 Restore 37 Safety 2 Save 37 Scrolling Menu Layout 6 SD Card Data Logging Channel Log 28 Log Interval 27 Loop Recordin...

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Page 120: ...d exclusively to the replacement of defective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility for any errors or damages r...

Page 121: ...andards and regulations set down by the European Low Voltage Directive 2006 95 EC using BS EN 61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from time to t...

Page 122: ...sor Connections 13 Conductivity Input Channel Setup 15 Units 16 Cell Constant 16 Temperature Input Sensor 17 Temperature Compensation 18 Simulated Input 20 Calibration 21 Table of calibration resistance values 22 Calibration Menu 23 Calibration History 26 Front Screen Calibration Access 26 Calibration Reminder 27 Resetting the User Calibration 28 Conductivity USP Operation 31 Appendix A Ultra Pure...

Page 123: ...Contents 4 MXD70 Conductivity Setup and Operating Guide Blank ...

Page 124: ...curacy 0 5 of range Linearity 0 1 of range Repeatability 0 1 of range Operator Adjustment Conductivity 10 slope gain adjustment for solution calibration Temperature Sensor Pt100 or Pt1000 RTD Up to 100 meters of cable Temperature sensor can be mounted in the conductivity cell or separately Range of Temperature Measurement 50 C to 160 C 58 F to 320 F for full specification Temperature Accuracy 0 2 ...

Page 125: ...INAL CELL CONSTANT 0 010 0 100 1 000 10 00 0 to 99 99 k cm 0 to 999 9 k cm 0 to 9 999 M cm 0 to 99 99 M cm TOTAL DISSOLVED SOLIDS RANGE NOMINAL CELL CONSTANT 0 010 0 100 1 000 10 00 0 to 9 999 ppm 0 to 99 99 ppm 0 to 999 9 ppm 0 to 9999 ppm 0 to 99 99 ppt Note 1 Maximum measurement range will be limited by solution temperature With the temperature compensation slope set to 2 C derate linearly from...

Page 126: ...flow is maintained to provide an up to date sample Excessive flow rates however can cause cavitations and turbulence within the sensor which will result in inaccurate readings The sensor is mounted so that air bubbles do not lodge within it displacing solutions and affecting the sample volume air is not conductive Similarly it must be in a position so that sludge and particulate matter does not co...

Page 127: ... usually takes 2 3 minutes The cell must be thoroughly rinsed to remove all traces of acid before it is replaced in the system Note Follow the supplier s data sheet when handling acids and dispose of as instructed by your local authority regulations Cells with stainless steel electrodes are generally used in applications where a low conductivity is combined with a low level of organic contaminatio...

Page 128: ...XD70 Conductivity Setup and Operating Guide 9 Installation MXD73 Termination Information Conventional Conductivity 54D Cable Connection Details Conventional Conductivity Coax Cable CMC8 01 CMC8 10 Connection Details ...

Page 129: ...p and Operating Guide Installation Conventional Conductivity Cable CMC8 001 Connection Details MXD73 Extension Cables CMC8 001 Cable To 54D Extension Cable Connection Details CMC8 01 or CMC8 10 Cable To 54D Extension Cable Connection Details ...

Page 130: ...XD70 Conductivity Setup and Operating Guide 11 Installation MXD75 Termination Information Conventional Conductivity 54D Cable Connection Details Conventional Conductivity Coax Cable CMC8 01 CMC8 10 Connection Details ...

Page 131: ...p and Operating Guide Installation Conventional Conductivity Cable CMC8 001 Connection Details MXD75 Extension Cables CMC8 001 Cable To 54D Extension Cable Connection Details CMC8 01 or CMC8 10 Cable To 54D Extension Cable Connection Details ...

Page 132: ...stallation MXD70 Conductivity Setup and Operating Guide 13 Installation Temperature Sensor Connections 2 Wire RTD Temperature Connection 3 Wire RTD Temperature Connection 4 Wire RTD Temperature Connection ...

Page 133: ...Installation 14 MXD70 Conductivity Setup and Operating Guide Installation Blank ...

Page 134: ...vity input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option Mode Selecting off line causes any setpoints associated with this channel to de energise Also causes any current outputs associated to hold their current value useful for when commissioning or calibrating the instrument When the unit is placed in an off line state off line will appear in the channel messages se...

Page 135: ...enables the user to enter the cell constant which should be marked on the sensor Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Range Select the desired operating range for the input or select auto to let the instrument select the appropriate operating range Available options depend upon the cell constant selected see Range Sensor Compatibility Tables for more details If a Cannot...

Page 136: ...erature Input Sensor Select the input channel s temperature sensor type for use with the sensor measurement s automatic temperature compensation If a temperature sensor is not connected to the input channel then this menu item should be set to disabled else temperature input error messages will be shown Note Even when disabled is set a manual temperature compensation can be used Select Option EXIT...

Page 137: ...Compensation is set to in Select Option EXIT Cancel Save Selection Temperature Compensation Slope Sets the temperature compensation slope See Appendix B Temperature Coefficient for more information Only Available if Temperature Compensation is set to in Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Temperature Compensation Mode To use temperature compensation from a measured inp...

Page 138: ... resistance and subtract it from the displayed conductivity measurement This will greatly reduce the error however to achieve even greater accuracy the user can do the following Attach a 10Ω resistor to the cable at the sensor end and set the cable length to zero Observe the instrument reading in mS cm and use that reading to determine the cable length using the following formula Cable Length 1 Re...

Page 139: ...vity Setup and Operating Guide Channel Setup Simulated Input See Simulated Channels section of the Setpoints Current Outputs Digital Inputs Configuration Guide for more information Select Option EXIT Return to Main Menu Enter Option ...

Page 140: ...the overall calibration accuracy This is increasingly significant at high values of conductivity low resistivity The temperature compensation must be switched out when making these adjustments and the relevant cell constant noted The resistance accuracy will determine the overall accuracy of the calibration A non inductive resistance must be used below 100 ohms LTH can provide a conductivity simul...

Page 141: ... The user can then program this value into the instrument eliminating the errors contributed by manufacturing variations in the cell geometry Use the cell constant menu in the channel setup menu to enter the specified cell constant Table of calibration resistance values Conductivity Display Reading Nominal cell constant K 0 01 Nominal cell constant K 0 10 Nominal cell constant K 1 00 Nominal cell ...

Page 142: ...t the conductivity input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option Mode Selecting off line causes any setpoints associated with this channel to de energise Also causes any current outputs associated to hold their current value useful for when commissioning or calibrating the instrument When the unit is placed in an off line state off line will appear in the chann...

Page 143: ...tch a known input The current sensor reading can be seen in the pop up window and is adjusted by pressing the up and down arrows When the reading is correct press the enter button to store the calibration The calculated slope is shown in the next menu entry Adjust the Reading Up or Down EXIT Cancel Save Calibration Sensor Slope Value The sensor slope value currently being used The value will chang...

Page 144: ...rect press the enter button to store the calibration The calculated offset is shown in the next menu entry Adjust the Reading Up or Down EXIT Cancel Save Calibration Temperature Offset Value The temperature offset value currently being used The value will change depending on the result of the temperature offset calibration Cannot be edited Enter Calibration History The MXD70 series has a calibrati...

Page 145: ...tion access allows direct entry into the calibration menu from the front screen It also disables the security access system within the calibration menu enabling the calibration functions without having to enter the security access code Select Option EXIT Cancel Save Selection Front Screen Calibration Access When the calibration access is enabled press the CAL button to bring up pop up to select wh...

Page 146: ... to update the cal due date by the calibration interval and so clearing an alarm if active Select Option EXIT Cancel Save Selection Calibration Interval Sets the interval time for the calibration alarm The Next Cal Date will update to show the date of the next calibration alarm Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Next Calibration Date Sets the exact date of the next ca...

Page 147: ...ion interval has expired YES Increase Interval NO Cancel Resetting the User Calibration If required the user can reset the user calibrations to their default states Main Menu From the front screen press the menu button to show the main menu options and select Calibration Select Option EXIT Return to Front Screen Enter Option Calibration Select Reset User Calibration Select Option EXIT Return to Ma...

Page 148: ...ect the required conductivity input channel Select Option EXIT Return to Calibration Enter Option Reset Channel User Calibration Select whether to reset the sensor calibration the temperature calibration or reset all of the channel s user calibrations Select Option EXIT Return to Reset User Calibration Enter Option ...

Page 149: ...Channel Calibration 30 MXD70 Conductivity Setup and Operating Guide Channel Calibration Blank ...

Page 150: ...ence varies with the type of contaminant In order to compensate for this most conductivity instrument s apply a temperature compensation factor usually 2 C but due to the wide variation in the quality of different manufacturers temperature compensation systems USP has specified that all measurements must be made uncompensated The table below lists the maximum allowed conductivity values at a serie...

Page 151: ... Out Note The rest of the menus for this setpoint will be disabled Select Option EXIT Return to Setpoint Channel Menu Enter Option USP Pre Trigger In addition any other setpoint assigned to the same channel as the USP setpoint can be configured as a pre trigger and will cause the setpoint to activate by the pre trigger amount before the USP level Example If the USP setpoint 1 was due to activate a...

Page 152: ...treatment chemicals Exposure of the sample to atmosphere will cause changes in the conductivity or resistivity due to loss or gain of dissolved gases CO2 can reach an equilibrium concentration in water of about 1 mg l and add up to 1 μS cm to the conductivity due to the formation of carbonic acid This process is quite fast depending upon conditions Cell flow chamber and sample line surfaces will s...

Page 153: ...ents The instrument incorporates an electronic guard to minimise the effect of cable capacitance and a 4 wire temperature measurement system to allow accurate measurements LTH 54D or similar cable must be used to ensure correct operation The cell must be located in an active flowing part of the piping Stagnant areas or dead legs must be avoided to ensure a representative sample and prevent any bub...

Page 154: ...e temperature 25 C Note If base temperature is set to 20 C then replace 25 with 20 in the above equation Term Description Gx Conductivity in μS cm at temperature Tx Gy Conductivity in μS cm at temperature Ty Note One of these measurements can be made at ambient temperature Set the temperature compensation slope to the calculated value The temperature compensation is now set up for normal operation...

Page 155: ...Appendix 36 MXD70 Conductivity Setup and Operating Guide Appendix ...

Page 156: ...Code Software Expansion Unlock Code Instrument Settings Security Access Code Language Front Screen Ch1 Shown Front Screen Ch1 Secondary Reading i Front Screen Ch1 Secondary Reading ii Front Screen Ch2 Shown Front Screen Ch2 Secondary Reading i Front Screen Ch2 Secondary Reading ii Front Screen Ch3 Shown Front Screen Ch3 Secondary Reading i Front Screen Ch3 Secondary Reading ii Front Screen Ch1 Lab...

Page 157: ...mbrane Correction Factor Bias Voltage mA Input Loop Mode mA Input Input Mode Set 0mA Input Set 4mA Input Set 20mA Input Temperature Input Sensor Temperature Units Temperature Compensation In Out Temperature Compensation Slope Temperature Compensation Auto Manual Fixed Temperature Input Input Salinity Pressure Compensation Auto Manual Pressure Mode Input 24V Loop Pressure Units Pressure 4mA Input P...

Page 158: ...iguration Channel 1 Channel 2 Channel 3 Curve A No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 Curve B No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 ...

Page 159: ...onfiguration Channel 1 Channel 2 Channel 3 Mode Online Offline Calibration Principle Calibration Manual Temp Input Calibration Units Calibration Manual Pressure Input Span Cal Point Enable Auto Span Cal Offset Value Slope Value Temperature Offset Sensor Condition Front Calibration Access Calibration Reminder Calibration Interval ...

Page 160: ...n Setpoint 1 Setpoint 2 Setpoint 3 Setpoint 4 Setpoint 5 Setpoint 6 Channel Input Source Trigger High Value Low Value USP Pre Trigger Mode Cycle Time Proportional Band Delay Hysteresis Dose Alarm Dose Alarm Time Initial Charge Charge Time Charge Access Alarm Mode Clean Duration Clean Interval Clean Mode Clean Recovery Clean Delay ...

Page 161: ...annel Input Source Output 0 20mA 4 20mA Zero Span On Error Digital Inputs available options vary with card type and configuration Digital Input 1 Digital Input 2 Digital Input 3 Digital Input 4 Digital Input 5 Digital Input 6 Digital Input 7 Digital Input 8 Channel Function Range Change Switch Store Cleaning Setpoint Polarity 4 20 Output Level Service Alarms Channel 1 Channel 2 Channel 3 Service R...

Page 162: ...ment configuration has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the whole unit from the Load Default Settings option in the Save Restore menu or consult with your supplier as this unit may require a repair E008 UNIT Unit Store A Checksum Error The data in Unit Store A has been corrupted Save the current setup back to Unit Store A i...

Page 163: ...85 CH2 The Channel s User Cal has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the Channel from the Reset User Calibration option in the Calibration menu or consult with your supplier as the channel s input card may require to be returned for repair E135 CH3 E036 CH1 Sensor Cal Out Of Spec E086 CH2 The last Sensor Calibration was out o...

Page 164: ...supplier E145 CH3 E046 CH1 Sensor User Slope Spec E096 CH2 The last Sensor Slope Calibration was greater than the recommended specification check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E146 CH3 E047 CH1 Sensor Open Circuit E097 CH2 The sensor input is at open circuit check sensor condition and connections If the message per...

Page 165: ...7 CH3 E058 CH1 Polar Span Cal At Limit E108 CH2 The last Polargraphic Span Calibration was out of limits check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E158 CH3 E059 CH1 Galvanic Zero Cal At Limit E109 CH2 The last Galvanic Zero Calibration was out of limits check sensor condition and connections and repeat calibration If the...

Page 166: ...ils E169 CH3 E070 CH1 SD Card Checksum Error E120 CH2 The SD Card store from which this channel was restored from has become corrupted Check the channel s settings and then save the settings again to the SD card store E170 CH3 E071 CH1 Gain Error E121 CH2 The sensor gain has been exceeded If this message persists please consult with your supplier E171 CH3 E072 CH1 Invalid Linearisation Curve E122 ...

Page 167: ...SP4 E225 SP5 E235 SP6 E186 SP1 Store B Checksum Error E196 SP2 The Store B Save for the Channel associated with this Setpoint has become corrupted Check the setpoint s settings in the setpoint menu and then save the settings again in the Channel s Store B in the Save Restore menu E206 SP3 E216 SP4 E226 SP5 E236 SP6 E187 SP1 Setup Checksum Error E197 SP2 The Setup for this Setpoint has become corru...

Page 168: ...sensor input level is below that set for the current output Span E263 C E273 D E283 E E293 F E244 A Sensor IP Current OP Zero E254 B The sensor input level is above that set for the current output Zero E264 C E274 D E284 E E294 F A Store A Checksum Error E255 B The Store A Save for the channel associated with this current output has become corrupted Check the current output s settings in the curre...

Page 169: ... current output menu and then save the settings again in the Channel s Store A in the Save Restore menu E265 C E275 D E285 E E295 F E246 A Store B Checksum Error E256 B The Store B Save for the channel associated with this current output has become corrupted Check the current output s settings in the current output menu and then save the settings again in the Channel s Store B in the Save Restore ...

Page 170: ...ngs in the digital input menu and then save the settings again in the Channel s Store B in the Save Restore menu E312 DIG 3 E317 DIG 4 E322 DIG 5 E327 DIG 6 E332 DIG 7 E337 DIG 8 E303 DIG 1 Setup Checksum Error E308 DIG 2 The Setup for this Digital Input has become corrupted Check and correct the digital inputs settings and turn the unit off and on again If the message persists please consult with...

Page 171: ...g Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E347 UNIT Output Comms Error The Basic Internal Outputs are not Operating Correctly Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E348 OP Output Option ...

Page 172: ...lation settings and turn the unit off and on again If the message persists please consult with your supplier E403 C1 Calculation Store A Checksum E413 C2 The Store A Save for the channel associated with this calculation has become corrupted Check the calculation s settings in the calculation menu and then save the settings again in the Channel s Store A in the Save Restore menu E404 C1 Calculation...

Page 173: ... corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store A in the Save Restore menu E422 UNIT Modbus Store B Checksum The Store B Save for the Modbus Configuration has become corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store B in the Save Restore menu E423 UNIT Modbus SD Card Checksum The SD Card store from...

Page 174: ...he unit Using a voltmeter set to AC or DC check the power supply voltage at the connector The design of the MXD70 Series allows the unit to accept from 85 to 250V AC or DC an alternative option allows operation from 18 to 32V AC or DC check the connection label for voltage specification Check that the power cable is securely and correctly attached There are no user serviceable fuses fitted within ...

Page 175: ...uld be greater than 50 M between E C Check the leakage from E C in turn to the terminated screens inner and outer Again 50 M should be the minimum isolation resistance between them all Low conductivity can be caused by accumulation of trapped air or gas coming out of solution Check that no air traps exist in the sensor installation High conductivity readings caused by leakage of solution into the ...

Page 176: ...n guide or MXD75 Installation guide and that the voltage current levels are not exceeding 5A 30V DC or 5A 250V AC Check that the instrument input cables are not picking up excessive noise GUARANTEE AND SERVICE Products manufactured by LTH Electronics Ltd are guaranteed against faulty workmanship and materials for a period of three years from the date of despatch except for finished goods not of LT...

Page 177: ...Notes 58 MXD70 Conductivity Setup and Operating Guide ...

Page 178: ...Notes MXD70 Conductivity Setup and Operating Guide 59 ...

Page 179: ...on Cables 10 Fault Finding 53 Fax 1 Filtering 19 Input Filter 19 Installation 7 53 Instrument Configuration 37 LVD 2 Main Menu 15 Maintenance 7 53 Manufacturing Standards 2 Mode Online Offline 15 23 MXD73 9 MXD75 11 Off line 15 23 On line 15 23 Pt1000 35 Quality 2 Range 6 16 Relays 31 RTD 54 Safety 2 Sensor Compatibility Tables 6 Simulated Input 20 Solution Conversion 33 Specification 5 TDS Factor...

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Page 184: ...ective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility for any errors or damages resulting from errors or inaccuracies of...

Page 185: ...ards and regulations set down by the European Low Voltage Directive 2014 35 EC using BS EN 61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2015 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from time to time...

Page 186: ...ut Card Temperature Sensor Connections 16 Previous Generation Input Card Termination Information 17 Previous Gen Input Card Temperature Sensor Connections 22 pH Redox Input Channel Setup 23 Units 25 Temperature Input Sensor 25 Calibration 29 Calibration Menu 31 Calibration Principle 32 Calibration History 35 Sensor Condition 35 Front Screen Calibration Access 35 Calibration Reminder 36 Custom Buff...

Page 187: ...Contents 4 MXD70 pH Redox Setup and Operating Guide Fault Finding 65 Problems with Cables and Connectors 66 Guarantee and Service 67 Index 70 ...

Page 188: ...00mV to 400mV Calibration Methods Automatic 4pH 9pH Buffer Calibration Manual Slope and Offset Adjustment Automatic loading of stored calibration data from pre calibrated SensorTalk electrodes All methods feature post calibration electrode condition indication Custom Buffer 13 point 4pH 9pH custom buffer entry pre loaded with standard LTH buffers Calibration Timer Inbuilt calibration count down ti...

Page 189: ...Specification 6 MXD70 pH Redox Setup and Operating Guide Specification Operator Adjustment Temperature 50 C 122 F or 50 K Temperature Compensation Type Automatic or manual 20 C to 160 C ...

Page 190: ...e readings In this case a sealed reference is recommended Ensure that both the glass electrode and reference are in contact with the sample Avoid points where air can be trapped Avoid points of high turbulence as air bubbles will affect the measurement If the sample has solids present then use a guard or filter to protect the glass electrode Alternatively use a flat pH bulb The glass electrode con...

Page 191: ... with soaker bottles ensure that the electrode is stored upright in the soaker bottle and replace the bottle solution with 3 8 Molar Potassium Chloride KCl saturated solution approximately every 6 months Depending on the issue the following glass body pH electrode maintenance procedures can be carried out Initial Cleaning Wash the electrode with a solution of liquid detergent and warm water by gen...

Page 192: ... pH Redox Setup and Operating Guide 9 Installation Smart Capable Input Card Termination Information pH Redox LN10 Coax Cable No TC Connection Details S400 ProcessProbe Cable Solution Ground Not Fitted Connection Details ...

Page 193: ...rential input method of wiring the pH electrode This provides better electrical noise immunity and allows the sensor to operate in solutions where flowing electrical currents may cause measurement problems pH Redox LN10 Coax Cable with Solution Ground No TC Connection Details S400 ProcessProbe Cable Solution Ground Fitted Connection Details ...

Page 194: ...Installation MXD70 pH Redox Setup and Operating Guide 11 Installation VP6 Detachable Cable Connection Details with Solution Ground ...

Page 195: ...ctrodes from Broadley James Corporation This allows the user to take advantage of the unique calibration functionality these sensors provide Please note when unplugging an existing SensorTalk sensor from the instrument please wait for the probe is removed message to appear before attaching a different sensor Hybrid SensorTalk Probe Cable Connection Details Solution Ground Fitted Digital SensorTalk...

Page 196: ... Operating Guide 13 Installation Smart Capable Input Card LTH 54E Extension Cable Connection Information pH 54E Extension Cable Connection Details Solution Ground Not Fitted pH 54E Extension Cable Connection Details Solution Ground Fitted ...

Page 197: ...Installation 14 MXD70 pH Redox Setup and Operating Guide Installation S400 ProcessProbe to 54E Extension Cable Connection Details VP6 Detachable Cable to 54E Extension Cable Connection Details ...

Page 198: ...on MXD70 pH Redox Setup and Operating Guide 15 Installation Hybrid SensorTalk 54E Extension Cable Connection Details Solution Ground Fitted Hybrid SensorTalk Probe Cable To 54E Extension Cable Connection Details ...

Page 199: ...16 MXD70 pH Redox Setup and Operating Guide Installation Smart Capable Input Card Temperature Sensor Connections 2 Wire RTD Temperature Connection 3 Wire RTD Temperature Connection 4 Wire RTD Temperature Connection ...

Page 200: ...ation MXD70 pH Redox Setup and Operating Guide 17 Installation Previous Generation Input Card Termination Information pH Redox LN10 Coax Cable Connection Details DynaProbe ProcessProbe Cable Connection Details ...

Page 201: ... of the MXD70 Series also provides a differential input method of wiring the pH electrode This provides better electrical noise immunity and allows the sensor to operate in solutions where flowing electrical currents may cause measurement problems pH Redox LN10 Coax Cable Connection Details with Separate Solution Ground Connection ...

Page 202: ...Installation MXD70 pH Redox Setup and Operating Guide 19 Installation DynaProbe ProcessProbe Cable Connection Details with Solution Ground VP6 Detachable Cable Connection Details with Solution Ground ...

Page 203: ...Installation 20 MXD70 pH Redox Setup and Operating Guide Installation pH 54E Extension Cable Connection Details with Solution Ground S400 ProcessProbe to 54E Extension Cable Connection Details ...

Page 204: ...Installation MXD70 pH Redox Setup and Operating Guide 21 Installation VP6 Detachable Cable to 54E Extension Cable Connection Details ...

Page 205: ... 22 MXD70 pH Redox Setup and Operating Guide Installation Previous Gen Input Card Temperature Sensor Connections 2 Wire RTD Temperature Connection 3 Wire RTD Temperature Connection 4 Wire RTD Temperature Connection ...

Page 206: ...e menu button to show the main menu options and select Channels Select Option EXIT Return to Front Screen Enter Option Select Channel Select the Smart pH Redox input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option Enabled Selecting no disables the channel and prevents it from appearing as an option in output and configuration menus also disables any error messages asso...

Page 207: ...n the channel messages section on the front screen If a Cannot Edit Digital Input Has Control message appears then an associated digital input is currently controlling the on line off line state of the channel Select Option EXIT Cancel Save Selection Probe Info Shows the Model Probe Version First Use Date Part Number Serial Number Manufacture Date and Operation Time of the connected SensorTalk pro...

Page 208: ...ected the channel only shows the temperature input All other sensor inputs are ignored Select Option EXIT Cancel Save Selection Probe Type The input channel can scale its readings to operate with either a glass or antimony probe This sets the isopotential point for a glass electrode this is 7 00pH for an antimony electrode it is 0 00pH A sensor calibration must be performed when using a new sensor...

Page 209: ...select Manual to enable a fixed value entry Only Available when units set to pH Select Option EXIT Cancel Save Selection Manual Temperature Input The fixed temperature value used for manual temperature compensation Only available when temperature compensation mode is set to manual Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Simulated Input See Simulated Channels section of the...

Page 210: ...Setup Input Filtering Averaging When very noisy environments are encountered this function will allow the user to filter the sensor readings by taking a running average over the time period selected from 10 seconds to 5 minutes Select Option EXIT Cancel Save Selection ...

Page 211: ...Channel Setup 28 MXD70 pH Redox Setup and Operating Guide Channel Setup Blank ...

Page 212: ...er and then secondly in a 9pH buffer These are nominal values for which the instrument carries the exact LTH buffer values due to temperature variations other pH buffer solution values at temperature can also be entered From these two points the instrument then calculates the Offset and Slope for the electrode NB Auto calibration mode is not available when the pH probe type is set to antimony In o...

Page 213: ...solution with the pH sensor if Auto TC is being used Redox Standards Unlike pH electrodes the redox electrode s slope does not change Nevertheless incorrect redox potentials may be occasionally measured and the cause of these errors is usually a contaminated platinum Pt surface or a contaminated or plugged reference junction Calibration of an Redox Electrode is a single point adjustment calibratio...

Page 214: ...he Smart pH Redox input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option Mode Selecting off line causes any setpoints associated with this channel to de energise Also causes any current outputs associated to hold their current value useful for when commissioning or calibrating the instrument When the unit is placed in an off line state off line will appear in the channe...

Page 215: ...election Calibration Manual Temperature Input This setting allows a different fixed temperature value to be used when calibrating Makes it easier to calibrate a standard solution at a different temperature to the process Only available when the units are set to pH and temperature compensation mode has been set to manual in the channel setup menu Increase Decrease Digit Select Next Digit EXIT Cance...

Page 216: ...e when units set to pH in the channel setup menu Cannot be edited Changed by either using the pH manual offset calibration or by the pH auto calibration Slope Value Displays the electrode Slope currently being used by the instrument Only available when units set to pH in the channel setup menu Cannot be edited Changed by either using the pH manual slope calibration or by the pH auto calibration pH...

Page 217: ...lue currently being applied The value will change depending on the result of the Redox offset calibration Cannot be edited Temperature Offset Calibration The temperature offset calibration enables the user to adjust the temperature reading to match a known input Only available when the channel s temperature input is not set to disabled The current temperature reading can be seen in the pop up wind...

Page 218: ...Calibration Menu CLEAR Clear All of the Calibration History Sensor Condition The MXD70 Series is capable of analysing the result of the pH electrode offset and slope calibration and indicates to the user the condition the electrode is in Good The electrode is operating within set parameters Replace Soon The electrode is getting towards the end of is operating life Replace The electrode is exhauste...

Page 219: ...appear Select Option EXIT Cancel Enter Menu Calibration Reminder By enabling the calibration reminder the user can configure a calibration interval which when expired will activate an alarm and channel message on the front screen If the interval has expired and the alarm has activated then on the completion of a successful sensor calibration the next cal date will be automatically incremented by c...

Page 220: ...arm The Calibration Interval will update to show the number of days to the next calibration date Increase Decrease Digit or Text Select Next Item EXIT Cancel Save Entry Defer Calibration Date Turns off the alarm and increases the calibration interval by an extra 7 days Only appears once the calibration interval has expired YES Increase Interval NO Cancel Custom Buffer Entry Enters the custom buffe...

Page 221: ...f data points to be entered Maximum 13 Setup Points Automatically define the data points one after another It is recommended that the points are added in ascending order of temperature Nominal pH Define the two pH buffers chosen for Auto calibration Data Points Alternatively the user can edit a single temperature point by selecting it in the menu Reset Custom Buffer Reset the points back to the LT...

Page 222: ... configured with the following two LTH buffers 4pH LTH Order Number 138 199 9pH LTH Order Number 138 201 In order for the auto calibration to work correctly the buffer temperature must either be measured by the instrument during calibration or if manual temperature compensation is being used the buffer temperature must be entered in the Calibration Manual Temperature Input in the calibration menu ...

Page 223: ...electrode is connected correctly and that the correct buffer has been used Then press Retry to repeat the calibration PREV Go to Previous Calibration Point SKIP Skip to Next Calibration Point EXIT Exit Calibration Without Saving Initiate Calibration Place Electrode In Nominal pH Buffer 2 Place the electrode in the second nominated pH buffer and press enter to begin sampling If the calibration has ...

Page 224: ...is being employed Alternatively any automatic temperature compensation element should be placed in the buffer solution with the pH sensor if Auto TC is being used Calibration Principle The default method of calibration is Manual mode however if the probe is pH and the type is glass then Auto mode may have been selected If this is the case then calibration principle will need to be set to manual Se...

Page 225: ...alibration once the Buffer calibration has been done The current sensor reading can be seen in the pop up window and is adjusted by pressing the up and down arrows When the reading is correct press the enter button to store the calibration The slope limits are 80 to 110 for a glass electrode and 75 to 115 for a antimony electrode Adjust the Reading Up or Down EXIT Cancel Save Calibration Result Th...

Page 226: ...e seen in the pop up window and is adjusted by pressing the up and down arrows When the reading is correct press the enter button to store the calibration It is recommended that the buffer should be adjusted at 7pH 2pH for a glass probe and 0pH 2pH for an antimony probe Note If the electrode is new pressing the new button will reset the existing offset and slope and add a new electrode entry in th...

Page 227: ...fer LTH 9pH Buffer 10 4 00 7 07 9 21 15 4 00 7 04 9 14 20 4 00 7 02 9 06 25 4 00 7 00 9 00 30 4 01 6 99 8 96 35 4 02 6 98 8 92 40 4 03 6 97 8 88 50 4 05 6 96 8 83 60 4 08 6 96 8 81 LTH Buffer Solutions Ordering Information Type No Part No Description SB 052 1610 138 199 4pH Buffer standard colour coded Red 500ml SB 168 1610 138 200 7pH Buffer standard colour coded Clear 500ml SB 054 1610 138 201 9...

Page 228: ...ion Select Option EXIT Return to Front Screen Enter Option Calibration Select Reset User Calibration Select Option EXIT Return to Main Menu Enter Option Reset User Calibration Select the required smart pH Redox input channel Select Option EXIT Return to Calibration Enter Option Reset Channel User Calibration Select whether to reset the sensor calibration the temperature calibration or reset all of...

Page 229: ...D70 series Not all options are available on all input types Temperature C PT1000 RTD PT100 RTD 3K Balco RTD 0 1000 0 100 00 2663 Ω 10 1039 0 103 90 2798 Ω 20 1077 9 107 79 2933 Ω 25 1097 3 109 73 3000 Ω 30 1116 7 111 67 3068 Ω 40 1155 4 115 54 3203 Ω 50 1194 0 119 40 3338 Ω 60 1232 4 123 24 3473 Ω 70 1270 7 127 07 3608 Ω 80 1308 9 130 89 3743 Ω 90 1347 0 134 70 3878 Ω 100 1385 0 138 50 4013 Ω ...

Page 230: ... Software Expansion Unlock Code Instrument Settings Security Access Code Language Front Screen Ch1 Shown Front Screen Ch1 Secondary Reading i Front Screen Ch1 Secondary Reading ii Front Screen Ch2 Shown Front Screen Ch2 Secondary Reading i Front Screen Ch2 Secondary Reading ii Front Screen Ch3 Shown Front Screen Ch3 Secondary Reading i Front Screen Ch3 Secondary Reading ii Front Screen Ch1 Label F...

Page 231: ...rane Correction Factor Bias Voltage mA Input Loop Mode mA Input Input Mode Set 0mA Input Set 4mA Input Set 20mA Input Temperature Input Sensor Temperature Units Temperature Compensation In Out Temperature Compensation Slope Temperature Compensation Auto Manual Fixed Temperature Input Input Salinity Pressure Compensation Auto Manual Pressure Mode Input 24V Loop Pressure Units Pressure 4mA Input Pre...

Page 232: ...uration Channel 1 Channel 2 Channel 3 Curve A No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 Curve B No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 ...

Page 233: ...figuration Channel 1 Channel 2 Channel 3 Mode Online Offline Calibration Principle Calibration Manual Temp Input Calibration Units Calibration Manual Pressure Input Span Cal Point Enable Auto Span Cal Offset Value Slope Value Temperature Offset Sensor Condition Front Calibration Access Calibration Reminder Calibration Interval ...

Page 234: ...Setpoint 1 Setpoint 2 Setpoint 3 Setpoint 4 Setpoint 5 Setpoint 6 Channel Input Source Trigger High Value Low Value USP Pre Trigger Mode Cycle Time Proportional Band Delay Hysteresis Dose Alarm Dose Alarm Time Initial Charge Charge Time Charge Access Alarm Mode Clean Duration Clean Interval Clean Mode Clean Recovery Clean Delay ...

Page 235: ...nel Input Source Output 0 20mA 4 20mA Zero Span On Error Digital Inputs available options vary with card type and configuration Digital Input 1 Digital Input 2 Digital Input 3 Digital Input 4 Digital Input 5 Digital Input 6 Digital Input 7 Digital Input 8 Channel Function Range Change Switch Store Cleaning Setpoint Polarity 4 20 Output Level Service Alarms Channel 1 Channel 2 Channel 3 Service Rem...

Page 236: ...nt configuration has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the whole unit from the Load Default Settings option in the Save Restore menu or consult with your supplier as this unit may require a repair E008 UNIT Unit Store A Checksum Error The data in Unit Store A has been corrupted Save the current setup back to Unit Store A in ...

Page 237: ... CH2 The Channel s User Cal has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the Channel from the Reset User Calibration option in the Calibration menu or consult with your supplier as the channel s input card may require to be returned for repair E135 CH3 E036 CH1 Sensor Cal Out Of Spec E086 CH2 The last Sensor Calibration was out of ...

Page 238: ...pplier E145 CH3 E046 CH1 Sensor User Slope Spec E096 CH2 The last Sensor Slope Calibration was greater than the recommended specification check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E146 CH3 E047 CH1 Sensor Open Circuit E097 CH2 The sensor input is at open circuit check sensor condition and connections If the message persi...

Page 239: ...CH3 E058 CH1 Polar Span Cal At Limit E108 CH2 The last Polargraphic Span Calibration was out of limits check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E158 CH3 E059 CH1 Galvanic Zero Cal At Limit E109 CH2 The last Galvanic Zero Calibration was out of limits check sensor condition and connections and repeat calibration If the m...

Page 240: ...s E169 CH3 E070 CH1 SD Card Checksum Error E120 CH2 The SD Card store from which this channel was restored from has become corrupted Check the channel s settings and then save the settings again to the SD card store E170 CH3 E071 CH1 Gain Error E121 CH2 The sensor gain has been exceeded If this message persists please consult with your supplier E171 CH3 E072 CH1 Invalid Linearisation Curve E122 CH...

Page 241: ...4 E225 SP5 E235 SP6 E186 SP1 Store B Checksum Error E196 SP2 The Store B Save for the Channel associated with this Setpoint has become corrupted Check the setpoint s settings in the setpoint menu and then save the settings again in the Channel s Store B in the Save Restore menu E206 SP3 E216 SP4 E226 SP5 E236 SP6 E187 SP1 Setup Checksum Error E197 SP2 The Setup for this Setpoint has become corrupt...

Page 242: ...nsor input level is below that set for the current output Span E263 C E273 D E283 E E293 F E244 A Sensor IP Current OP Zero E254 B The sensor input level is above that set for the current output Zero E264 C E274 D E284 E E294 F A Store A Checksum Error E255 B The Store A Save for the channel associated with this current output has become corrupted Check the current output s settings in the current...

Page 243: ...urrent output menu and then save the settings again in the Channel s Store A in the Save Restore menu E265 C E275 D E285 E E295 F E246 A Store B Checksum Error E256 B The Store B Save for the channel associated with this current output has become corrupted Check the current output s settings in the current output menu and then save the settings again in the Channel s Store B in the Save Restore me...

Page 244: ...s in the digital input menu and then save the settings again in the Channel s Store B in the Save Restore menu E312 DIG 3 E317 DIG 4 E322 DIG 5 E327 DIG 6 E332 DIG 7 E337 DIG 8 E303 DIG 1 Setup Checksum Error E308 DIG 2 The Setup for this Digital Input has become corrupted Check and correct the digital inputs settings and turn the unit off and on again If the message persists please consult with y...

Page 245: ...Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E347 UNIT Output Comms Error The Basic Internal Outputs are not Operating Correctly Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E348 OP Output Option Co...

Page 246: ...tion settings and turn the unit off and on again If the message persists please consult with your supplier E403 C1 Calculation Store A Checksum E413 C2 The Store A Save for the channel associated with this calculation has become corrupted Check the calculation s settings in the calculation menu and then save the settings again in the Channel s Store A in the Save Restore menu E404 C1 Calculation S...

Page 247: ...nu and then save the settings again to the SD card store SensorTalk Errors E450 CH1 LED Off Temperature Exceeded E480 CH2 The probe s photoluminescence system is turned off as a result of the probe s temperature exceeding the defined threshold setting E510 CH3 E451 CH1 CIP Temperature Exceeded E481 CH2 A Clean In Place cycle is occurring the probe s photoluminescence system is turned off and an CI...

Page 248: ...ration It is often worthwhile to check the measurement by an independent method for example using a handheld meter The Instrument Appears Dead Check that power is available to the unit Using a voltmeter set to AC or DC check the power supply voltage at the connector The design of the MXD70 Series allows the unit to accept from 85 to 250V AC or DC an alternative option allows operation from 18 to 3...

Page 249: ...ut Is Incorrect or Noisy Check that the maximum load for the current loop has not been exceeded 750 Check that the terminals have been wired correctly Check that the cable screen is attached to Earth at one end and that the cable does not pass too close to a power cable Check that he current output has been configured properly Relays Appear to Malfunction Check that the unit is On Line see page 23...

Page 250: ...metal parts The glass bulb must be kept in a moist condition for correct operation If the electrode is allowed to dry out it may be recovered by immersing in a saturated KCl solution or dilute acid for at least 24 hours before use Electrodes can be expected to last for at least one year under normal operating conditions before replacement becomes necessary However operation at elevated temperature...

Page 251: ...Notes 68 MXD70 pH Redox Setup and Operating Guide ...

Page 252: ...Notes MXD70 pH Redox Setup and Operating Guide 69 ...

Page 253: ... Difital Input 61 Input Channel 54 Setpoint 58 Fault Finding 65 Fax 1 Filtering 27 Input Filter 27 Installation 7 LVD 2 Main Menu 23 Maintenance 8 Manufacturing Standards 2 Mode Online Offline 24 31 pH Buffers 29 44 Probe Type 25 PT1000 46 Quality 2 Redox Standards 30 RTD 46 Safety 2 SensorTalk 7 12 Simulated Input 26 Specification 5 Telephone 1 Temperature Compensation 26 Sensor Data 46 47 Units ...

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Page 255: ...Chaul End Lane Luton Bedfordshire LU4 8EZ United Kingdom Telephone 44 0 1582 593693 Fax 44 0 1582 598036 Email sales lth co uk Web www lth co uk ...

Page 256: ...MXD70 SERIES Multi parameter Monitor Electrodeless Conductivity Setup and Operating Guide ...

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Page 258: ... LTH is limited exclusively to the replacement of defective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility for any error...

Page 259: ... the standards and regulations set down by the European Low Voltage Directive 2006 95 EC using BS EN 61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from ti...

Page 260: ...13 Electrodeless Conductivity Input Channel Setup 14 Units 15 Cell Constant 15 Setup Custom Solution Range 16 Temperature Input Sensor 17 Temperature Compensation 18 Simulated Input 19 Calibration 20 Calibration Menu 21 Calibration History 24 Front Screen Calibration Access 24 Calibration Reminder 25 Sensor Loop Calibration 27 Resetting the User Calibration 29 Appendix A Solution Conversion 30 App...

Page 261: ...Contents 4 MXD70 Electrodeless Conductivity Setup and Operating Guide Blank ...

Page 262: ... to 99 99 0 to 999 9 and 0 to 9999 User defined units up to 5 characters Range Selection Internal single or auto range or external range selection via digital inputs Cell Constant Adjustment Fully adjustable from 00 00 to 10 00 Conductivity Accuracy 1 of range Linearity 0 1 of range Repeatability 0 1 of range Operator Adjustment Conductivity Conductivity 10 slope Solution 20 offset Temperature Sen...

Page 263: ...Specification 6 MXD70 Electrodeless Conductivity Setup and Operating Guide Specification Blank ...

Page 264: ...me LTH provides a selection of electrodeless sensors in a variety of materials including PEEKTM a food grade material with excellent chemical resistance and high temperature performance Contact LTH Electronics or your local distributer for more information To ensure correct sensor mounting the following conditions should be observed The solution around the sensor is representative of the solution ...

Page 265: ...y Setup and Operating Guide Installation ECS20 SERIES SENSORS ECS40 SERIES SENSORS Sensor Installation Clearance Care should also be taken to ensure to position of the sensor within the flow is correct Incorrect Best Solution Acceptable Acceptable ...

Page 266: ...Electrodeless Conductivity Setup and Operating Guide 9 Installation MXD73 Panel Mount Termination Information Electrodeless Conductivity 54E Cable Connection Details Electrodeless Conductivity 54H Cable Connection Details ...

Page 267: ...trodeless Conductivity Setup and Operating Guide Installation Electrodeless Conductivity 54E Extension Cable Connection Details MXD75 Surface Mount Termination Information Electrodeless Conductivity 54E Cable Connection Details ...

Page 268: ...allation MXD70 Electrodeless Conductivity Setup and Operating Guide 11 Installation Electrodeless Conductivity 54H Cable Connection Details Electrodeless Conductivity 54E Extension Cable Connection Details ...

Page 269: ...ion 12 MXD70 Electrodeless Conductivity Setup and Operating Guide Installation Temperature Sensor Connections 2 Wire RTD Temperature Connection 3 Wire RTD Temperature Connection 4 Wire RTD Temperature Connection ...

Page 270: ...and return signals into adjacent locations on the terminal block The preferred arrangement would be to have the positive signals as far apart from each other as the terminal block will allow with the negatives between them and the earth between the negative signals as shown in the following diagram Drive Drive Earth Return Return Recommended Extension Terminal Block Arrangement The following diagr...

Page 271: ...lectrodeless conductivity input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option Mode Selecting off line causes any setpoints associated with this channel to de energise Also causes any current outputs associated to hold their current value useful for when commissioning or calibrating the instrument When the unit is placed in an off line state off line will appear in th...

Page 272: ...sor Type The electrodeless conductivity input can use either the ECS20 or all of the ECS40 series sensors Selecting the appropriate sensor will configure the instrument with the correct nominal cell constant If the sensor type is not shown selecting custom will allow a manual cell constant to be entered A Sensor loop calibration must be performed when a new sensor is attached to the instrument or ...

Page 273: ...nt customised conversions from conductivity to a user defined concentration for solutions not specifically defined in the standard ranges To use this first set the units to Solution then the range to one of the two custom ranges The Setup Custom X Range menu will appear select this and press enter The new screen provides the following options Number of points Define the number of data entry points...

Page 274: ...ue Temperature Input Sensor Select the input channel s temperature sensor type for use with the sensor measurement s automatic temperature compensation If a temperature sensor is not connected to the input channel then this menu item should be set to disabled else temperature input error messages will be shown Note Even when disabled is set a manual temperature compensation can be used Select Opti...

Page 275: ...rature Compensation is set to in Select Option EXIT Cancel Save Selection Temperature Compensation Slope Sets the temperature compensation slope See Appendix B Temperature Coefficient for more information Only Available if Temperature Compensation is set to in Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Temperature Compensation Mode To use temperature compensation from a measu...

Page 276: ...Next Digit EXIT Cancel Save Value Simulated Input See Simulated Channels section of the Setpoints Current Outputs Digital Inputs Configuration Guide for more information Select Option EXIT Return to Main Menu Enter Option Input Filtering Averaging When very noisy environments are encountered this function will allow the user to filter the sensor readings by taking a running average over the time p...

Page 277: ...the possibility of contamination of the standard solution The advantage of this calibration method is that the sensor and cable are an integral part of the calibration LTH strongly recommends a lower limit of 500μS cm for this type of calibration Conductivity is a very sensitive measurement and even trace contamination of the standard solution will be detected for example exposing the solution to ...

Page 278: ...t the electrodeless conductivity input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option Mode Selecting off line causes any setpoints associated with this channel to de energise Also causes any current outputs associated to hold their current value useful for when commissioning or calibrating the instrument When the unit is placed in an off line state off line will appea...

Page 279: ...Calibrate Sensor Sensor loop calibration Must be carried out when a sensor or sensor cable is changed See page 27 for more details Select Option EXIT Return to Select Calibration Channel Enter Sensor Calibration Sensor Solution Calibration The sensor solution calibration enables the user to adjust the sensor reading to match a known input The current sensor reading can be seen in the pop up window...

Page 280: ...pe value of less than 100 indicates that the sensor reading has had to be decreased to match the known input Temperature Offset Calibration The temperature offset calibration enables the user to adjust the temperature reading to match a known input The current temperature reading can be seen in the pop up window and is adjusted by pressing the up and down arrows When the reading is correct press t...

Page 281: ... and the temperature compensation reading at the time Move To Next Page Up or Down EXIT Return To Calibration Menu CLEAR Clear All of the Calibration History Front Screen Calibration Access Enable When enabled front calibration access allows direct entry into the calibration menu from the front screen It also disables the security access system within the calibration menu enabling the calibration ...

Page 282: ...user can configure a calibration interval which when expired will activate an alarm and channel message on the front screen At the end a sensor solution calibration if calibration reminder is enabled the user will be prompted to update the cal due date by the calibration interval and so clearing an alarm if active Select Option EXIT Cancel Save Selection Calibration Interval Sets the interval time...

Page 283: ...ation alarm The Calibration Interval will update to show the number of days to the next calibration date Increase Decrease Digit or Text Select Next Item EXIT Cancel Save Entry Defer Calibration Date Turns off the alarm and increases the calibration interval by an extra 7 days Only appears once the calibration interval has expired YES Increase Interval NO Cancel ...

Page 284: ...calibration select the Calibrate Sensor item from the desired channel s calibration menu Select Option EXIT Return to Select Calibration Channel Enter Sensor Calibration Insert Black Loop Attach the Black 5000Ω loop resistor to the sensor as shown then press the enter button The screen will then indicate that the unit is sampling the sensor If the calibration has been completed successfully then t...

Page 285: ...on Point EXIT Exit Calibration Without Saving Initiate Calibration Insert Pink Loop Remove the previous loop resistor and attach the Pink 5Ω loop resistor to the sensor as shown previously then press the enter button PREV Go to Previous Calibration Point SKIP Skip to Next Calibration Point EXIT Exit Calibration Without Saving Initiate Calibration Zero Calibration Remove the previous loop resistor ...

Page 286: ...Calibration Select Option EXIT Return to Front Screen Enter Option Calibration Select Reset User Calibration Select Option EXIT Return to Main Menu Enter Option Reset User Calibration Select the required conductivity input channel Select Option EXIT Return to Calibration Enter Option Reset Channel User Calibration Select whether to reset the sensor calibration the temperature calibration or reset ...

Page 287: ...d Conductivity mS cm 25 C wt vol NaOH NaCl HCl H2SO4 H3PO4 HNO3 Salinity 1 53 2 17 6 103 0 48 5 11 25 60 0 20 0 5 223 0 78 3 432 0 237 0 32 9 275 0 90 0 10 358 0 140 0 709 0 427 0 61 1 498 0 170 0 20 414 0 226 0 709 0 117 0 763 0 320 0 Note Salinity range is displayed by the instrument in parts per thousand concentration p p t which is the concentration in shown above multiplied by 100 Temperature...

Page 288: ...Gx Ty 25 base temperature 25 C Note If the base temperature is set to 20 C then replace 25 with 20 in the above equation Term Description Gx Conductivity in μS cm at temperature Tx Gy Conductivity in μS cm at temperature Ty Note One of these measurements can be made at ambient temperature Set the temperature compensation slope to the calculated value The temperature compensation is now set up for ...

Page 289: ...tware Expansion Unlock Code Software Expansion Unlock Code Instrument Settings Security Access Code Language Front Screen Ch1 Shown Front Screen Ch1 Secondary Reading i Front Screen Ch1 Secondary Reading ii Front Screen Ch2 Shown Front Screen Ch2 Secondary Reading i Front Screen Ch2 Secondary Reading ii Front Screen Ch3 Shown Front Screen Ch3 Secondary Reading i Front Screen Ch3 Secondary Reading ...

Page 290: ...ctor Membrane Correction Factor Bias Voltage mA Input Loop Mode mA Input Input Mode Set 0mA Input Set 4mA Input Set 20mA Input Temperature Input Sensor Temperature Units Temperature Compensation In Out Temperature Compensation Slope Temperature Compensation Auto Manual Fixed Temperature Input Input Salinity Pressure Compensation Auto Manual Pressure Mode Input 24V Loop Pressure Units Pressure 4mA ...

Page 291: ...nd configuration Channel 1 Channel 2 Channel 3 Curve A No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 Curve B No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 ...

Page 292: ...e and configuration Channel 1 Channel 2 Channel 3 Mode Online Offline Calibration Principle Calibration Manual Temp Input Calibration Units Calibration Manual Pressure Input Span Cal Point Enable Auto Span Cal Offset Value Slope Value Temperature Offset Sensor Condition Front Calibration Access Calibration Reminder Calibration Interval ...

Page 293: ...guration Setpoint 1 Setpoint 2 Setpoint 3 Setpoint 4 Setpoint 5 Setpoint 6 Channel Input Source Trigger High Value Low Value USP Pre Trigger Mode Cycle Time Proportional Band Delay Hysteresis Dose Alarm Dose Alarm Time Initial Charge Charge Time Charge Access Alarm Mode Clean Duration Clean Interval Clean Mode Clean Recovery Clean Delay ...

Page 294: ...ut F Channel Input Source Output 0 20mA 4 20mA Zero Span On Error Digital Inputs available options vary with card type and configuration Digital Input 1 Digital Input 2 Digital Input 3 Digital Input 4 Digital Input 5 Digital Input 6 Digital Input 7 Digital Input 8 Channel Function Range Change Switch Store Cleaning Setpoint Polarity 4 20 Output Level Service Alarms Channel 1 Channel 2 Channel 3 Se...

Page 295: ......

Page 296: ... instrument configuration has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the whole unit from the Load Default Settings option in the Save Restore menu or consult with your supplier as this unit may require a repair E008 UNIT Unit Store A Checksum Error The data in Unit Store A has been corrupted Save the current setup back to Unit St...

Page 297: ...rror E085 CH2 The Channel s User Cal has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the Channel from the Reset User Calibration option in the Calibration menu or consult with your supplier as the channel s input card may require to be returned for repair E135 CH3 E036 CH1 Sensor Cal Out Of Spec E086 CH2 The last Sensor Calibration wa...

Page 298: ...h your supplier E145 CH3 E046 CH1 Sensor User Slope Spec E096 CH2 The last Sensor Slope Calibration was greater than the recommended specification check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E146 CH3 E047 CH1 Sensor Open Circuit E097 CH2 The sensor input is at open circuit check sensor condition and connections If the mess...

Page 299: ...ier E157 CH3 E058 CH1 Polar Span Cal At Limit E108 CH2 The last Polargraphic Span Calibration was out of limits check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E158 CH3 E059 CH1 Galvanic Zero Cal At Limit E109 CH2 The last Galvanic Zero Calibration was out of limits check sensor condition and connections and repeat calibration...

Page 300: ...or details E169 CH3 E070 CH1 SD Card Checksum Error E120 CH2 The SD Card store from which this channel was restored from has become corrupted Check the channel s settings and then save the settings again to the SD card store E170 CH3 E071 CH1 Gain Error E121 CH2 The sensor gain has been exceeded If this message persists please consult with your supplier E171 CH3 E072 CH1 Invalid Linearisation Curv...

Page 301: ...3 E215 SP4 E225 SP5 E235 SP6 E186 SP1 Store B Checksum Error E196 SP2 The Store B Save for the Channel associated with this Setpoint has become corrupted Check the setpoint s settings in the setpoint menu and then save the settings again in the Channel s Store B in the Save Restore menu E206 SP3 E216 SP4 E226 SP5 E236 SP6 E187 SP1 Setup Checksum Error E197 SP2 The Setup for this Setpoint has becom...

Page 302: ... B The sensor input level is below that set for the current output Span E263 C E273 D E283 E E293 F E244 A Sensor IP Current OP Zero E254 B The sensor input level is above that set for the current output Zero E264 C E274 D E284 E E294 F A Store A Checksum Error E255 B The Store A Save for the channel associated with this current output has become corrupted Check the current output s settings in th...

Page 303: ... in the current output menu and then save the settings again in the Channel s Store A in the Save Restore menu E265 C E275 D E285 E E295 F E246 A Store B Checksum Error E256 B The Store B Save for the channel associated with this current output has become corrupted Check the current output s settings in the current output menu and then save the settings again in the Channel s Store B in the Save R...

Page 304: ...s settings in the digital input menu and then save the settings again in the Channel s Store B in the Save Restore menu E312 DIG 3 E317 DIG 4 E322 DIG 5 E327 DIG 6 E332 DIG 7 E337 DIG 8 E303 DIG 1 Setup Checksum Error E308 DIG 2 The Setup for this Digital Input has become corrupted Check and correct the digital inputs settings and turn the unit off and on again If the message persists please consu...

Page 305: ...sponding Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E347 UNIT Output Comms Error The Basic Internal Outputs are not Operating Correctly Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E348 OP Output ...

Page 306: ...e calculation settings and turn the unit off and on again If the message persists please consult with your supplier E403 C1 Calculation Store A Checksum E413 C2 The Store A Save for the channel associated with this calculation has become corrupted Check the calculation s settings in the calculation menu and then save the settings again in the Channel s Store A in the Save Restore menu E404 C1 Calc...

Page 307: ... become corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store A in the Save Restore menu E422 UNIT Modbus Store B Checksum The Store B Save for the Modbus Configuration has become corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store B in the Save Restore menu E423 UNIT Modbus SD Card Checksum The SD Card sto...

Page 308: ...n of the MXD70 Series allows the unit to accept from 85 to 250V AC or DC an alternative option allows operation from 18 to 32V AC or DC check the connection label for voltage specification Check that the power cable is securely and correctly attached There are no user serviceable fuses fitted within this unit The Access Code Does Not Work It is probable that the access code has either been changed...

Page 309: ... High conductivity readings caused by leakage of solution into the sensor This usually indicates that the sensor material has been fractured and the sensor must be replaced First check that the temperature resistance is correct otherwise the temperature compensation circuit will cause false or erratic readings Temporarily switching out the temperature compensation can help to show if this is the c...

Page 310: ...lation guide or MXD75 Installation guide and that the voltage current levels are not exceeding 5A 30V DC or 5A 250V AC Check that the instrument input cables are not picking up excessive noise Guarantee and Service Products manufactured by LTH Electronics Ltd are guaranteed against faulty workmanship and materials for a period of three years from the date of despatch except for finished goods not ...

Page 311: ...Notes 54 MXD70 Electrodeless Conductivity Setup and Operating Guide ...

Page 312: ...ifital Input 47 Input Channel 40 Setpoint 44 Fault Finding 49 Fax 1 Filtering 19 Input Filter 19 Installation 7 49 Instrument Configuration 32 LVD 2 Main Menu 14 Manufacturing Standards 2 Mode Online Offline 14 21 MXD73 9 MXD75 10 Pt1000 31 Quality 2 Range 16 RTD 49 Safety 2 Simulated Input 19 Solution Conversion 30 Specification 5 TDS Factor 17 Telephone 1 Temperature Coefficient 31 Sensor Data 3...

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Page 315: ...MXD70 SERIES Multi parameter Monitor Dissolved Oxygen Setup and Operating Guide ...

Page 316: ......

Page 317: ...mited exclusively to the replacement of defective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility for any errors or damag...

Page 318: ...standards and regulations set down by the European Low Voltage Directive 2006 95 EC using BS EN 61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from time to...

Page 319: ...nel Setup 14 Units 15 Temperature Input Sensor 17 Pressure Compensation 18 Calibration 24 Calibration Menu 26 Main Menu 26 Calibration History 32 Sensor Condition 32 Front Screen Calibration Access 33 Calibration Reminder 34 Resetting the User Calibration 36 Appendix A DO Measurement 38 Sensor Interface 38 Membrane Correction 39 Oxygen Solubility 39 Partial Pressure of Oxygen pO2 40 Sensor Paramet...

Page 320: ...Contents 4 MXD70 Dissolved Oxygen Setup and Operating Guide Blank ...

Page 321: ...n with user entered span calibration point and post calibration sensor condition indication Calibration Timer Inbuilt calibration count down timer which will trigger an alarm when calibration interval has expired Sensor Input Filter Adjustable filter that averages the sensor input over a user selectable time 10sec 5mins Temperature Sensor Pt100 Pt1000 LTH 1k and BJ 22k input Up to 100 meters of 4 ...

Page 322: ...Specification 6 MXD70 Dissolved Oxygen Setup and Operating Guide Specification Blank ...

Page 323: ...s for corrosion resistance The chemical make up temperature of the sample Position of the sensor for robustness and service access Ensuring a representative uncontaminated solution sample To ensure correct sensor mounting the following conditions should be observed The dissolved oxygen sensor can only measure what is in the immediate vicinity of the sensor area of the sensor A moderate flow is mai...

Page 324: ...Dissolved Oxygen Setup and Operating Guide Installation MXD73 Panel Mount Termination Information Polargraphic Sensor Galvanic Sensor Broadley James ProcessProbe Polargraphic Dissolved Oxygen Sensor Cable Connection Details ...

Page 325: ...s can also accept a 4 20mA input signal from a pressure transmitter This can be scaled using the instrument s user menu and permits active pressure compensation of the dissolved oxygen measurement The signal can either be 24V loop powered from the MXD70 instrument or externally powered from the transmitter The mode of operation is selected in the software setup Pressure Transmitter Connections ...

Page 326: ... Dissolved Oxygen Setup and Operating Guide Installation MXD75 Surface Mount Termination Information Polargraphic Sensor Galvanic Sensor Broadley James ProcessProbe Galvanic Dissolved Oxygen Sensor Cable Connection Details ...

Page 327: ...lso accept a 4 20mA input signal from a pressure transmitter This can be scaled using the instrument s user menu and permits active pressure compensation of the dissolved oxygen measurement The signal can either be 24V loop powered from the MXD70 instrument or externally powered from the transmitter The mode of operation is selected in the software setup DynaProbe ProcessProbe Cable Connection Det...

Page 328: ...70 Dissolved Oxygen Setup and Operating Guide Installation LTH 54D Extension Cable Connection Information Broadley James ProcessProbe Cable To 54D Extension Cable Connection Details 54D Extension Cable Connection Details ...

Page 329: ...lved Oxygen Setup and Operating Guide 13 Installation Temperature Sensor Connections 2 Wire RTD Temperature Connection 3 Wire RTD Temperature Connection ProcessProbe 22K Thermistor Connection 4 Wire RTD Temperature Connection ...

Page 330: ...ved Oxygen input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option Mode Selecting off line causes any setpoints associated with this channel to de energise Also causes any current outputs associated to hold their current value useful for when commissioning or calibrating the instrument When the unit is placed in an off line state off line will appear in the channel messa...

Page 331: ...O Measurement Select Option EXIT Cancel Save Selection Probe Type The input channel can scale its readings to operate with either a Galvanic Mackereth or Polargraphic Clark sensor By selecting the sensor type from the available options OE15 BJC Broadley James ProcessProbe or Hamilton the instrument will configure itself with the appropriate sensor type membrane correction factor and bias voltage A...

Page 332: ...graphic sensors the polarising Bias Voltage can be set using this menu Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Membrane Correction Factor The membrane correction factor is specific to each make of sensor and characterises the type and thickness of the membrane material in terms of how its permeability to Oxygen varies with temperature The Correction Factor can be set at us...

Page 333: ...l then this menu item should be set to disabled else the temperature input error messages will be shown Note Even when disabled a manual temperature compensation can be used Select Option EXIT Cancel Save Selection Temperature Units Sets the temperature units used Select Option EXIT Cancel Save Selection Temperature Compensation Mode To use temperature compensation from a measured input select Aut...

Page 334: ...g Saturation to Concentration Using this menu the user can compensate for this by setting the input salinity parameter to the correct level Entered in ppt parts per thousand Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Pressure Compensation To compensate for the effect pressure has on the solubility oxygen has in water the user can enter in a manual pressure value or if availab...

Page 335: ...en Pressure Compensation is set to Auto Select Option EXIT Cancel Save Selection Pressure Units The pressure can be displayed in one of the following units Atm Bar kPa mH2o psi mmHg Select Option EXIT Cancel Save Selection Set 4mA Input Set the pressure level at 4mA input Menu only available when Pressure Compensation is set to Auto Increase Decrease Digit Select Next Digit EXIT Cancel Save Value ...

Page 336: ...evel it was at prior to damping being applied then the damping will be cancelled whether the twenty seconds has expired or not The user may also cancel the pressure damping by pressing the ACK button whilst on the front screen To use this facility set this menu item to Enable This then enables two limit items Limit A From and Limit B To These operate as shown in the following examples If Limit A F...

Page 337: ... Select Next Digit EXIT Cancel Save Value Pressure Limit B Defines the Pressure Damping Limit B To value Menu only available when Pressure Damping is set to Enable Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Input Pressure The fixed pressure used for manual pressure compensation Only available when pressure compensation mode is set to manual Increase Decrease Digit Select Next...

Page 338: ...tal Inputs Configuration Guide for more information Select Option EXIT Return to Main Menu Enter Option Input Filtering Averaging When very noisy environments are encountered this function will allow the user to filter the sensor readings by taking a running average over the time period selected from 10 seconds to 5 minutes Select Option EXIT Cancel Save Selection ...

Page 339: ...Channel Setup MXD70 Dissolved Oxygen Setup and Operating Guide 23 Channel Setup Blank ...

Page 340: ...ressure level correctly entered in the Calibration Manual Pressure Input menu item especially when the sensor is measuring in a system where pressure can vary over a wide range When a Polargraphic is connected to the instrument and the system is first turned on a polarization voltage is applied across the sensor Initially the sensor current will be very high as oxygen is depleted from the internal...

Page 341: ...acturers cleaning instructions as necessary It is recommended that saturation is used as the calibration unit Stabilise the sensor by leaving it in the process solution for up to 10 minutes This will allow the temperature compensator networks to reach equilibrium Lift the sensor so that it is just above the process solution and therefore as close to the temperature of that solution as possible Sel...

Page 342: ...t the Dissolved Oxygen input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option Mode Selecting off line causes any setpoints associated with this channel to de energise Also causes any current outputs associated to hold their current value useful for when commissioning or calibrating the instrument When the unit is placed in an off line state off line will appear in the c...

Page 343: ...manual temperature is changed to the same value Only available when the temperature compensation mode has been set to manual in the channel setup menu Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Calibration Units The instrument can be calibrated in any of the following units saturation ppm concentration pO2 partial pressure of Oxygen mmHg millimetres of Mercury mg l milligrams...

Page 344: ...ancel Save Value Sensor Zero Calibration To start the dissolved oxygen sensor s zero calibration select the Sensor Zero Cal item from the desired channel s calibration menu and press enter Select Option EXIT Return to Select Calibration Channel Enter Sensor Zero Calibration Place Sensor In Oxygen Purged Environment Place the sensor in a 0 saturated solution and press enter to begin sampling If the...

Page 345: ...hannel s calibration menu and press enter Select Option EXIT Return to Select Calibration Channel Enter Sensor Span Calibration Place Sensor In Free Air Place the sensor in free air and press enter to begin sampling If the sensor is new pressing the new button will reset the existing calibration and add a new sensor entry in the calibration history Once the calibration has finished the instrument ...

Page 346: ...ve Selection Temperature Offset Calibration The temperature offset calibration enables the user to adjust the temperature reading to match a known input Only available when the channel s temperature input is not set to disabled The current temperature reading can be seen in the pop up window and is adjusted by pressing the up and down arrows When the reading is correct press the enter button to st...

Page 347: ... Input to 4mA Set the pressure transmitter s output to 4mA and then press enter to start the calibration Once completed the display will move on to the 20mA calibration PREV Go to Previous Calibration Point SKIP Skip to Next Calibration Point EXIT Exit Calibration Without Saving Initiate Calibration Set Input to 20mA Set the pressure transmitter s output to 20mA and then press enter to start the c...

Page 348: ...pressure compensation reading Move To Next Page Up or Down ZERO Show the Zero Cal History SPAN Show the Span Cal History EXIT Return To Calibration Menu CLEAR Clear All of the Calibration History Sensor Condition The MXD70 Series is capable of analysing the result of the dissolved oxygen sensor s zero and span calibration and indicates to the user the condition the sensor is in Good The sensor is ...

Page 349: ...n functions without having to enter the security access code Select Option EXIT Cancel Save Selection Front Screen Calibration Access When the calibration access is enabled press the CAL button to bring up pop up to select which channel to calibrate CAL Enter Calibrate Channel Select Menu Scroll Around Menus Menu Access Main Menu Select Channel to Calibrate From the pop up select the channel the u...

Page 350: ...etes a successful sensor calibration before the calibration interval has expired then the instrument will ask the user whether they wish to update the next cal due date by the calibration interval Select Option EXIT Cancel Save Selection Calibration Interval Sets the interval time for the calibration alarm The Next Cal Date will update to show the date of the next calibration alarm Increase Decrea...

Page 351: ...gen Setup and Operating Guide 35 Channel Calibration Defer Calibration Date Turns off the alarm and increases the calibration interval by an extra 7 days Only appears once the calibration interval has expired YES Increase Interval NO Cancel ...

Page 352: ...ct Calibration Select Option EXIT Return to Front Screen Enter Option Calibration Select Reset User Calibration Select Option EXIT Return to Main Menu Enter Option Reset User Calibration Select the required Dissolved Oxygen input channel Select Option EXIT Return to Calibration Enter Option Reset Channel User Calibration Select whether to reset the sensor calibration the temperature calibration th...

Page 353: ...Channel Calibration MXD70 Dissolved Oxygen Setup and Operating Guide 37 Channel Calibration ...

Page 354: ... voltage to be applied between the cathode and anode of the DO cell to excite an output The equation for converting current input to saturation is as follows Saturation I Io x Pc x M x 100 Where I Measured Input Current Io 100 Saturation Current Pc Pressure Correction Term M Membrane Correction Term The pressure correction term compensates for the effect that pressure has on the solubility of oxyg...

Page 355: ...nt is not available manual compensation is available Oxygen Solubility The Oxygen solubility is easily defined as Saturation X Maximum Theoretical Solubility of Oxygen in water The maximum theoretical solubility is heavily dependant on the temperature pressure and salinity of the measured liquid Tables of data for Oxygen solubility are readily available from a number of sources such as BS EN 25814...

Page 356: ...ospheric pressure of 1 Bar 1000mBar is 210mBar air is 21 Oxygen so if a solution of pure water were 100 saturated with Oxygen at atmospheric pressure the partial pressure of Oxygen in solution would be 210mBar e g 20 saturation at a pressure of 1 Bar gives a reading of 42mBar 50 saturation at a pressure of 3 Bar gives a reading of 315mBar Sensor Parameters The following table gives the necessary c...

Page 357: ... all input types Temperature C PT1000 RTD PT100 RTD 1K Thermistor BJ 22K Thermistor 0 1000 0 100 00 2691 64 88 k 10 1039 0 103 90 1779 41 34 k 20 1077 9 107 79 1204 26 97 k 25 1097 3 109 73 1000 22 00 k 30 1116 7 111 67 833 7 18 03 k 40 1155 4 115 54 589 0 12 30 k 50 1194 0 119 40 423 9 8 57 k 60 1232 4 123 24 310 5 6 07 k 70 1270 7 127 07 231 0 4 38 k 80 1308 9 130 89 174 5 3 21 k 90 1347 0 134 7...

Page 358: ...table provides conversions between all the common pressure units Atm Bar kPa m H2O Psi mm Hg Atm 1 1 0133 101 33 10 33 14 696 760 Bar 0 987 1 100 10 20 14 504 750 kPa 0 00987 0 01 1 0 102 0 145 7 50 m H2O 0 0968 0 0981 9 81 1 1 422 73 36 Psi 0 061 0 069 6 895 0 703 1 51 72 mm Hg 0 00132 0 00133 0 133 0 0136 0 0194 1 ...

Page 359: ...Appendix MXD70 Dissolved Oxygen Setup and Operating Guide 43 Appendix Blank ...

Page 360: ...Code Software Expansion Unlock Code Instrument Settings Security Access Code Language Front Screen Ch1 Shown Front Screen Ch1 Secondary Reading i Front Screen Ch1 Secondary Reading ii Front Screen Ch2 Shown Front Screen Ch2 Secondary Reading i Front Screen Ch2 Secondary Reading ii Front Screen Ch3 Shown Front Screen Ch3 Secondary Reading i Front Screen Ch3 Secondary Reading ii Front Screen Ch1 Lab...

Page 361: ...Membrane Correction Factor Bias Voltage mA Input Loop Mode mA Input Input Mode Set 0mA Input Set 4mA Input Set 20mA Input Temperature Input Sensor Temperature Units Temperature Compensation In Out Temperature Compensation Slope Temperature Compensation Auto Manual Fixed Temperature Input Input Salinity Pressure Compensation Auto Manual Pressure Mode Input 24V Loop Pressure Units Pressure 4mA Input...

Page 362: ...nfiguration Channel 1 Channel 2 Channel 3 Curve A No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 Curve B No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 ...

Page 363: ... configuration Channel 1 Channel 2 Channel 3 Mode Online Offline Calibration Principle Calibration Manual Temp Input Calibration Units Calibration Manual Pressure Input Span Cal Point Enable Auto Span Cal Offset Value Slope Value Temperature Offset Sensor Condition Front Calibration Access Calibration Reminder Calibration Interval ...

Page 364: ...ion Setpoint 1 Setpoint 2 Setpoint 3 Setpoint 4 Setpoint 5 Setpoint 6 Channel Input Source Trigger High Value Low Value USP Pre Trigger Mode Cycle Time Proportional Band Delay Hysteresis Dose Alarm Dose Alarm Time Initial Charge Charge Time Charge Access Alarm Mode Clean Duration Clean Interval Clean Mode Clean Recovery Clean Delay ...

Page 365: ...Channel Input Source Output 0 20mA 4 20mA Zero Span On Error Digital Inputs available options vary with card type and configuration Digital Input 1 Digital Input 2 Digital Input 3 Digital Input 4 Digital Input 5 Digital Input 6 Digital Input 7 Digital Input 8 Channel Function Range Change Switch Store Cleaning Setpoint Polarity 4 20 Output Level Service Alarms Channel 1 Channel 2 Channel 3 Service...

Page 366: ...rument configuration has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the whole unit from the Load Default Settings option in the Save Restore menu or consult with your supplier as this unit may require a repair E008 UNIT Unit Store A Checksum Error The data in Unit Store A has been corrupted Save the current setup back to Unit Store A...

Page 367: ...E085 CH2 The Channel s User Cal has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the Channel from the Reset User Calibration option in the Calibration menu or consult with your supplier as the channel s input card may require to be returned for repair E135 CH3 E036 CH1 Sensor Cal Out Of Spec E086 CH2 The last Sensor Calibration was out...

Page 368: ...r supplier E145 CH3 E046 CH1 Sensor User Slope Spec E096 CH2 The last Sensor Slope Calibration was greater than the recommended specification check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E146 CH3 E047 CH1 Sensor Open Circuit E097 CH2 The sensor input is at open circuit check sensor condition and connections If the message p...

Page 369: ...157 CH3 E058 CH1 Polar Span Cal At Limit E108 CH2 The last Polargraphic Span Calibration was out of limits check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E158 CH3 E059 CH1 Galvanic Zero Cal At Limit E109 CH2 The last Galvanic Zero Calibration was out of limits check sensor condition and connections and repeat calibration If t...

Page 370: ...tails E169 CH3 E070 CH1 SD Card Checksum Error E120 CH2 The SD Card store from which this channel was restored from has become corrupted Check the channel s settings and then save the settings again to the SD card store E170 CH3 E071 CH1 Gain Error E121 CH2 The sensor gain has been exceeded If this message persists please consult with your supplier E171 CH3 E072 CH1 Invalid Linearisation Curve E12...

Page 371: ...5 SP4 E225 SP5 E235 SP6 E186 SP1 Store B Checksum Error E196 SP2 The Store B Save for the Channel associated with this Setpoint has become corrupted Check the setpoint s settings in the setpoint menu and then save the settings again in the Channel s Store B in the Save Restore menu E206 SP3 E216 SP4 E226 SP5 E236 SP6 E187 SP1 Setup Checksum Error E197 SP2 The Setup for this Setpoint has become cor...

Page 372: ...e sensor input level is below that set for the current output Span E263 C E273 D E283 E E293 F E244 A Sensor IP Current OP Zero E254 B The sensor input level is above that set for the current output Zero E264 C E274 D E284 E E294 F A Store A Checksum Error E255 B The Store A Save for the channel associated with this current output has become corrupted Check the current output s settings in the cur...

Page 373: ...he current output menu and then save the settings again in the Channel s Store A in the Save Restore menu E265 C E275 D E285 E E295 F E246 A Store B Checksum Error E256 B The Store B Save for the channel associated with this current output has become corrupted Check the current output s settings in the current output menu and then save the settings again in the Channel s Store B in the Save Restor...

Page 374: ...tings in the digital input menu and then save the settings again in the Channel s Store B in the Save Restore menu E312 DIG 3 E317 DIG 4 E322 DIG 5 E327 DIG 6 E332 DIG 7 E337 DIG 8 E303 DIG 1 Setup Checksum Error E308 DIG 2 The Setup for this Digital Input has become corrupted Check and correct the digital inputs settings and turn the unit off and on again If the message persists please consult wi...

Page 375: ...ing Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E347 UNIT Output Comms Error The Basic Internal Outputs are not Operating Correctly Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E348 OP Output Optio...

Page 376: ...culation settings and turn the unit off and on again If the message persists please consult with your supplier E403 C1 Calculation Store A Checksum E413 C2 The Store A Save for the channel associated with this calculation has become corrupted Check the calculation s settings in the calculation menu and then save the settings again in the Channel s Store A in the Save Restore menu E404 C1 Calculati...

Page 377: ...me corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store A in the Save Restore menu E422 UNIT Modbus Store B Checksum The Store B Save for the Modbus Configuration has become corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store B in the Save Restore menu E423 UNIT Modbus SD Card Checksum The SD Card store fr...

Page 378: ... or DC check the power supply voltage at the connector The design of the MXD70 Series allows the unit to accept from 85 to 250V AC or DC an alternative option allows operation from 18 to 32V AC or DC check the connection label for voltage specification Check that the power cable is securely and correctly attached There are no user serviceable fuses fitted within this unit The Access Code Does Not ...

Page 379: ... factor have been set correctly in the instrument Also ensure all sensor protective caps have been removed If using manual pressure and temperature compensation ensure that the correct values have been entered The Sensor Condition is Showing Refill The sensor output was too low at span calibration to provide sufficient sensor accuracy Follow the sensor manufacturer s electrolyte service guidelines...

Page 380: ...the temperature sensor type is correctly selected in the Channel Setup menu See page 17 Where practical check the temperature sensor resistance against the table on page 41 Check the user calibration Guarantee and Service Products manufactured by LTH Electronics Ltd are guaranteed against faulty workmanship and materials for a period of three years from the date of despatch except for finished goo...

Page 381: ...Notes MXD70 Dissolved Oxygen Setup and Operating Guide 65 ...

Page 382: ...Notes 66 MXD70 Dissolved Oxygen Setup and Operating Guide ...

Page 383: ...t 55 Fault Finding 60 Fax 1 Filtering 22 Input Filter 22 Installation 7 LVD 2 Main Menu 14 Manufacturing Standards 2 Mode Online Offline 14 26 MXD73 8 MXD75 10 Pressure Compensation 18 Pressure Conversions 42 Units 19 Pressure Compensation Input Pressure 21 Manual Pressure Input 18 28 Mode 18 Pressure Units 19 Probe Type 15 PT1000 41 Quality 2 Safety 2 Simulated Input 22 Specification 5 Telephone ...

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Page 386: ...MXD70 SERIES Multi parameter Monitor Auxiliary mA Input Setup and Operating Guide ...

Page 387: ......

Page 388: ...mited exclusively to the replacement of defective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility for any errors or damag...

Page 389: ... standards and regulations set down by the European Low Voltage Directive 2006 95 EC using BS EN 61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from time t...

Page 390: ...n 10 Auxiliary mA Input Channel Setup 13 Description 14 Units 14 Range 15 Loop Mode 15 Input Mode 15 Setup Custom Curve 17 Calibration 19 Calibration Menu 19 Auxiliary mA Input Calibration 20 Sensor Solution Calibration 21 Front Screen Calibration Access 22 Calibration Reminder 23 Resetting the User Calibration 25 Appendix A Instrument Configuration 27 Appendix B Error Messages 33 Fault Finding 45...

Page 391: ...Contents 4 MXD70 Auxiliary mA Input Setup and Operating Guide Blank ...

Page 392: ...re transmitter Input Mode 0 20 mA Linear 4 20 mA Linear 2 Custom Curves Non Linear Display Ranges 9999 to 9999 0 to 999 9 0 to 99 99 0 to 9 999 Custom Units Maximum of 5 Alphanumeric Characters Error States Input under 4mA when using 4 20mA Input Input over 20mA Accuracy 0 1 of reading Linearity 0 1 of range Repeatability 0 1 of range Calibration Methods Reading Offset Calibration Automatic 2 Poin...

Page 393: ...Specification 6 MXD70 Auxiliary mA Input Setup and Operating Guide Specification Blank ...

Page 394: ...t Maximum Voltage Drop 100Ω x 0 020A 2 Volts Transmitter Ratings The maximum power dissipation of the transmitter can be calculated by combining all the voltage drops in the loop with the minimum operating voltage of the transmitter take this number away from the current loop operating voltage and them multiply it by the maximum loop current If the power dissipation is too high then the user will ...

Page 395: ...D70 Auxiliary mA Input Setup and Operating Guide Installation MXD73 Panel Mount Termination Information Auxiliary mA Input Connection Details Locally Powered Transmitter Loop Connection Details Loop Mode Set to mA Input ...

Page 396: ...liary mA Input Setup and Operating Guide 9 Installation Internally Powered Loop Connection Details Loop Mode Set to 24V Loop MXD70 powers the loop with 24V Externally Powered Loop Connection Details Loop Mode Set to mA Input ...

Page 397: ...y mA Input Setup and Operating Guide Installation 3 Wire Transmitter Loop Connection Details NB The 24V Can Supply 30mA Max Loop Mode Set to mA Input MXD75 Surface Mount Termination Information Auxiliary mA Input Connection Details ...

Page 398: ...ry mA Input Setup and Operating Guide 11 Installation Self Powered Transmitter Loop Connection Details Loop Mode Set to mA Input Internally Powered Loop Connection Details Loop Mode Set to 24V Loop MXD70 powers the loop with 24V ...

Page 399: ...uxiliary mA Input Setup and Operating Guide Installation Externally Powered Loop Connection Details Loop Mode Set to mA Input 3 Wire Transmitter Loop Connection Details NB The 24V Can Supply 30mA Max Loop Mode Set to mA Input ...

Page 400: ...iary mA input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option Mode Selecting off line causes any setpoints associated with this channel to de energise Also causes any current outputs associated to hold their current value useful for when commissioning or calibrating the instrument When the unit is placed in an off line state off line will appear in the channel messages...

Page 401: ... Save Selection Units Set the operating units of the scaled input using a maximum of 5 characters Note If you hold down the A a 1 μ Button for approximately 5 seconds the unit will automatically set the character to blank Only the first two characters of the units are displayed in the menu header Available characters A B C D E F G H I J K L M N O P Q R S T U V W X Y Z a b c d e f g h i j k l m n o...

Page 402: ...rameter Note For direct input configuration the input resistance is 100Ω Select Option EXIT Cancel Save Selection Input Mode The input can be configured so that the incoming current is scaled across a 4 20mA 0 20mA or linearized across desired points entered in to one of the two available custom curves If 4 20mA is selected and the input current falls below 4mA a channel error is generated If a cu...

Page 403: ...git Select Next Digit EXIT Cancel Save Value Set 4mA Input Enter the displayed value equivalent to a 4mA input Note Only available when input mode is set to 4mA 20mA input Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Set 20mA Input Enter the displayed value equivalent to a 20mA input Note Only available when input mode is set to 4mA 20mA input Increase Decrease Digit Select Nex...

Page 404: ... Points Automatically define the points one after another Data Points Alternatively the user can edit a single point by selecting it in the menu Reset Curve Reset all points back to zero Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Simulated Input See Simulated Channels section of the Setpoints Current Outputs Digital Inputs Configuration Guide for more information Select Optio...

Page 405: ...Channel Setup 18 MXD70 Auxiliary mA Input Setup and Operating Guide Channel Setup BLANK ...

Page 406: ...ected by entering the Sensor Solution Cal menu item in the calibration menu this allows the user to adjust the scaled reading to match a known input The amount of offset applied is shown in the Offset value menu item and is effective across the full scale of the current input Calibration Menu The calibration menu provides the facility to adjust the sensor inputs to the system in which it is operat...

Page 407: ...pears then an associated digital input is currently controlling the on line off line state of the channel Select Option EXIT Cancel Save Selection Auxiliary mA Input Calibration Enter the Auxiliary mA Input Calibration routine Allows the user to calibrate the mA input to a known current source Select Option EXIT Return to Select Calibration Channel Enter pH Auto Calibration 0 mA Input Calibration ...

Page 408: ... current input to 20mA and press enter to initiate a calibration Only available when the input mode is set to 4 20mA in the channel setup menu PREV Go to Previous Calibration Point SKIP Skip to Next Calibration Point EXIT Exit Calibration Without Saving Initiate Calibration Sensor Solution Calibration The Sensor Solution calibration enables the user to adjust the sensor reading to match a known in...

Page 409: ... security access system within the calibration menu enabling the calibration functions without having to enter the security access code Select Option EXIT Cancel Save Selection Front Screen Calibration Access When the calibration access is enabled press the CAL button to bring up pop up to select which channel to calibrate CAL Enter Calibrate Channel Select Menu Scroll Around Menus Menu Access Mai...

Page 410: ...letes a successful sensor calibration before the calibration interval has expired then the instrument will ask the user whether they wish to update the next cal due date by the calibration interval Select Option EXIT Cancel Save Selection Calibration Interval Sets the interval time for the calibration alarm The Next Cal Date will update to show the date of the next calibration alarm Increase Decre...

Page 411: ...A Input Setup and Operating Guide Channel Calibration Defer Calibration Date Turns off the alarm and increases the calibration interval by an extra 7 days Only appears once the calibration interval has expired YES Increase Interval NO Cancel ...

Page 412: ... Calibration Select Option EXIT Return to Front Screen Enter Option Calibration Select Reset User Calibration Select Option EXIT Return to Main Menu Enter Option Reset User Calibration Select the required Auxiliary mA input channel Select Option EXIT Return to Calibration Enter Option Reset Channel User Calibration Select whether to reset the sensor calibration solution calibration or reset all of...

Page 413: ...Channel Calibration 26 MXD70 Auxiliary mA Input Setup and Operating Guide Channel Calibration Blank ...

Page 414: ...e Expansion Unlock Code Software Expansion Unlock Code Instrument Settings Security Access Code Language Front Screen Ch1 Shown Front Screen Ch1 Secondary Reading i Front Screen Ch1 Secondary Reading ii Front Screen Ch2 Shown Front Screen Ch2 Secondary Reading i Front Screen Ch2 Secondary Reading ii Front Screen Ch3 Shown Front Screen Ch3 Secondary Reading i Front Screen Ch3 Secondary Reading ii F...

Page 415: ... Membrane Correction Factor Bias Voltage mA Input Loop Mode mA Input Input Mode Set 0mA Input Set 4mA Input Set 20mA Input Temperature Input Sensor Temperature Units Temperature Compensation In Out Temperature Compensation Slope Temperature Compensation Auto Manual Fixed Temperature Input Input Salinity Pressure Compensation Auto Manual Pressure Mode Input 24V Loop Pressure Units Pressure 4mA Inpu...

Page 416: ...onfiguration Channel 1 Channel 2 Channel 3 Curve A No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 Curve B No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 ...

Page 417: ...d configuration Channel 1 Channel 2 Channel 3 Mode Online Offline Calibration Principle Calibration Manual Temp Input Calibration Units Calibration Manual Pressure Input Span Cal Point Enable Auto Span Cal Offset Value Slope Value Temperature Offset Sensor Condition Front Calibration Access Calibration Reminder Calibration Interval ...

Page 418: ...tion Setpoint 1 Setpoint 2 Setpoint 3 Setpoint 4 Setpoint 5 Setpoint 6 Channel Input Source Trigger High Value Low Value USP Pre Trigger Mode Cycle Time Proportional Band Delay Hysteresis Dose Alarm Dose Alarm Time Initial Charge Charge Time Charge Access Alarm Mode Clean Duration Clean Interval Clean Mode Clean Recovery Clean Delay ...

Page 419: ... Channel Input Source Output 0 20mA 4 20mA Zero Span On Error Digital Inputs available options vary with card type and configuration Digital Input 1 Digital Input 2 Digital Input 3 Digital Input 4 Digital Input 5 Digital Input 6 Digital Input 7 Digital Input 8 Channel Function Range Change Switch Store Cleaning Setpoint Polarity 4 20 Output Level Service Alarms Channel 1 Channel 2 Channel 3 Servic...

Page 420: ...trument configuration has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the whole unit from the Load Default Settings option in the Save Restore menu or consult with your supplier as this unit may require a repair E008 UNIT Unit Store A Checksum Error The data in Unit Store A has been corrupted Save the current setup back to Unit Store ...

Page 421: ... E085 CH2 The Channel s User Cal has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the Channel from the Reset User Calibration option in the Calibration menu or consult with your supplier as the channel s input card may require to be returned for repair E135 CH3 E036 CH1 Sensor Cal Out Of Spec E086 CH2 The last Sensor Calibration was ou...

Page 422: ...ur supplier E145 CH3 E046 CH1 Sensor User Slope Spec E096 CH2 The last Sensor Slope Calibration was greater than the recommended specification check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E146 CH3 E047 CH1 Sensor Open Circuit E097 CH2 The sensor input is at open circuit check sensor condition and connections If the message ...

Page 423: ...E157 CH3 E058 CH1 Polar Span Cal At Limit E108 CH2 The last Polargraphic Span Calibration was out of limits check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E158 CH3 E059 CH1 Galvanic Zero Cal At Limit E109 CH2 The last Galvanic Zero Calibration was out of limits check sensor condition and connections and repeat calibration If ...

Page 424: ...etails E169 CH3 E070 CH1 SD Card Checksum Error E120 CH2 The SD Card store from which this channel was restored from has become corrupted Check the channel s settings and then save the settings again to the SD card store E170 CH3 E071 CH1 Gain Error E121 CH2 The sensor gain has been exceeded If this message persists please consult with your supplier E171 CH3 E072 CH1 Invalid Linearisation Curve E1...

Page 425: ...15 SP4 E225 SP5 E235 SP6 E186 SP1 Store B Checksum Error E196 SP2 The Store B Save for the Channel associated with this Setpoint has become corrupted Check the setpoint s settings in the setpoint menu and then save the settings again in the Channel s Store B in the Save Restore menu E206 SP3 E216 SP4 E226 SP5 E236 SP6 E187 SP1 Setup Checksum Error E197 SP2 The Setup for this Setpoint has become co...

Page 426: ...he sensor input level is below that set for the current output Span E263 C E273 D E283 E E293 F E244 A Sensor IP Current OP Zero E254 B The sensor input level is above that set for the current output Zero E264 C E274 D E284 E E294 F A Store A Checksum Error E255 B The Store A Save for the channel associated with this current output has become corrupted Check the current output s settings in the cu...

Page 427: ...the current output menu and then save the settings again in the Channel s Store A in the Save Restore menu E265 C E275 D E285 E E295 F E246 A Store B Checksum Error E256 B The Store B Save for the channel associated with this current output has become corrupted Check the current output s settings in the current output menu and then save the settings again in the Channel s Store B in the Save Resto...

Page 428: ...ttings in the digital input menu and then save the settings again in the Channel s Store B in the Save Restore menu E312 DIG 3 E317 DIG 4 E322 DIG 5 E327 DIG 6 E332 DIG 7 E337 DIG 8 E303 DIG 1 Setup Checksum Error E308 DIG 2 The Setup for this Digital Input has become corrupted Check and correct the digital inputs settings and turn the unit off and on again If the message persists please consult w...

Page 429: ...ding Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E347 UNIT Output Comms Error The Basic Internal Outputs are not Operating Correctly Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E348 OP Output Opti...

Page 430: ...lculation settings and turn the unit off and on again If the message persists please consult with your supplier E403 C1 Calculation Store A Checksum E413 C2 The Store A Save for the channel associated with this calculation has become corrupted Check the calculation s settings in the calculation menu and then save the settings again in the Channel s Store A in the Save Restore menu E404 C1 Calculat...

Page 431: ...ome corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store A in the Save Restore menu E422 UNIT Modbus Store B Checksum The Store B Save for the Modbus Configuration has become corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store B in the Save Restore menu E423 UNIT Modbus SD Card Checksum The SD Card store f...

Page 432: ...k that power is available to the unit Using a voltmeter set to AC or DC check the power supply voltage at the connector The design of the MXD70 Series allows the unit to accept from 85 to 250V AC or DC an alternative option allows operation from 18 to 32V AC or DC check the connection label for voltage specification Check that the power cable is securely and correctly attached There are no user se...

Page 433: ...C or 5A 250V AC Check that the instrument input cables are not picking up excessive noise Guarantee and Service Products manufactured by LTH Electronics Ltd are guaranteed against faulty workmanship and materials for a period of three years from the date of despatch except for finished goods not of LTH manufacture which are subject to a separate agreement Goods for attention under guarantee unless...

Page 434: ...Notes MXD70 Auxiliary mA Input Setup and Operating Guide 47 ...

Page 435: ...tup 13 Email 1 EMC 2 Error Messages 31 Communication 40 Current Output 37 Difital Input 39 Input Channel 32 Setpoint 36 Fault Finding 41 Fax 1 Filtering 16 Input Filter 16 Input Mode 15 Installation 7 Loop Mode 15 LVD 2 Main Menu 13 Manufacturing Standards 2 Mode Online Offline 13 18 MXD73 8 MXD75 10 Quality 2 Range 15 Safety 2 Simulated Input 16 Specification 5 Telephone 1 Termination 8 MXD73 8 M...

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Page 438: ...MXD70 SERIES Multi parameter Monitor Suspended Solids Turbidity Setup and Operating Guide ...

Page 439: ......

Page 440: ...liability of LTH is limited exclusively to the replacement of defective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility f...

Page 441: ...the standards and regulations set down by the European Low Voltage Directive 2006 95 EC using BS EN 61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from tim...

Page 442: ...Mount Termination Information 9 Suspended Solids Turbidity Input Channel Setup 10 Units 11 Range 12 Linearisation Source 12 CIP Input 13 Linearisation Curve Setup 14 Calibration 17 Sensor Zero Adjustment 18 Sensor Span Adjustment 19 Calibration History 19 Front Screen Calibration Access 20 Calibration Reminder 21 Resetting the User Calibration 22 Appendix A Example Dairy Readings 25 Appendix B Ins...

Page 443: ...Contents 4 MXD70 Suspended Solids Turbidity Setup and Operating Guide Blank ...

Page 444: ... when calibration interval has expired Sensor Input filter Adjustable filter that averages the sensor input over a user selectable time 1 32 Seconds Turbidity Input Card Specification Supported Sensor Types Quadbeam T Series Sensor Input Proportional probe signal from 0 to 32000 Linearization The incoming probe signal can be converted to standard engineering units using one of two user definable l...

Page 445: ...Specification 6 MXD70 Suspended Solids Turbidity Setup and Operating Guide Specification Blank ...

Page 446: ...ilable as immersion or hygienic style sensors and both are capable of operating in temperatures up to 850C The immersion sensors are designed for continuous on line monitoring of suspended solids in industrial and municipal water and waste water treatment plants mining and refining operations Applications include Effluent monitoring in clarifier overflow weirs Final effluent monitoring Mixed liquo...

Page 447: ...nnel Setup 8 MXD70 Suspended Solids Turbidity Setup and Operating Guide Channel Setup MXD73 Panel Mount Termination Information Suspended Solids Input Connection Details Turbidity Input Connection Details ...

Page 448: ...nel Setup MXD70 Suspended Solids Turbidity Setup and Operating Guide 9 Channel Setup MXD75 Surface Mount Termination Information Suspended Solids Input Connection Details Turbidity Input Connection Details ...

Page 449: ...r the sensor s input The default security access code is 1000 Main Menu From the front screen press the menu button to show the main menu options and select Channels Select Option EXIT Return to Front Screen Enter Option Select Channel Depending on the installed card select either the Suspended Solids or Turbidity input channel you wish to edit Select Option EXIT Return to Main Menu Enter Option ...

Page 450: ... digital input is currently controlling the on line off line state of the channel Select Option EXIT Cancel Save Selection Units The channel can be setup to display the reading with the following units NTU FTU mg l g l ppm ppt EBC OD and The relationship between these units and the incoming probe signal is determined by the linearisation curve data see page 14 and range setting see next item They ...

Page 451: ...ut purposes only Note The ranges for the units also include 100 0 and 10 00 Select Option EXIT Cancel Save Selection Linearisation Source Select which of the two user defined curves A or B are used for calculation of the displayed reading Select Option EXIT Cancel Save Selection Setup Curve A B Enter the setup curve submenu See page 14 for further information on setting up the linearisation curve ...

Page 452: ...tion will allow the user to filter the sensor readings by taking a running average over the time period selected from 1 to 32 seconds Select Option EXIT Cancel Save Selection CIP Input When assigned to a suspended solids channel the MXD70 series digital inputs feature a CIP function This CIP input indicates to the instrument that a CIP event is in progress so that the sensor can be disabled so not...

Page 453: ...or example 25 50 and 75 Up to10 points can be entered with the more points that are used the more precise the conversion will be The MXD70 provides two methods automatic and manual for entering the curve data into the instrument Automatic Curve Entry Automatic Curve Entry allows the user to set the number of points used in the curve Then for each point define the engineering value and equate it to...

Page 454: ...sampling Sensor Sampling After each point has been set the instrument will sample the sensor and store the observed reading as the equivalent sensor value for that point Once this value has been stored the instrument will automatically proceed to the next point to be entered EXIT Exit Setup Routine Auto Setup Individual Curve Point If the user requires to automatically setup an individual point in...

Page 455: ...The curve can use between 2 10 points Select Option EXIT Return to Channel Setup Enter Option Manually Setup Individual Curve Point If the user requires to manually setup an individual point in the curve they can select it from the available list and press the Man button Select point EXIT Return to Channel Setup AUTO Begin Auto Routine For This Point MAN Begin Manual Routine For This Point Enter C...

Page 456: ...fied by sample analysis in the laboratory The readings produced from the laboratory may not correlate with the instrument readings This is more likely in liquids which have large particles which separate out easily For example yeast waste water or white water in the paper industry To correct for any discrepancies the instrument allows for both a Sensor Zero Adjustment and Sensor Span Adjustment Ca...

Page 457: ...rs then an associated digital input is currently controlling the on line off line state of the channel Select Option EXIT Cancel Save Selection Sensor Zero Adjustment The sensor zero adjustment will either add or subtract a bias value to the zero point which will shift the entire curve by this value The slope of the curve is unchanged The current sensor reading can be seen in the pop up window and...

Page 458: ...sensor is shown in the channels calibration menu as a Where 100 equals no adjustment a slope of greater than 100 equals a steeper slope and a slope of less than 100 equals a shallower slope Adjust the Reading Up or Down EXIT Cancel Save Adjustment Enter Calibration History The MXD70 series has a calibration history feature which allows the user to review the record of sensor calibrations To enter ...

Page 459: ...tion functions without having to enter the security access code Select Option EXIT Cancel Save Selection Front Screen Calibration Access When the calibration access is enabled press the CAL button to bring up the pop up to select which channel to calibrate CAL Enter Calibrate Channel Select Menu Scroll Around Menus Menu Access Main Menu Select Channel to Calibrate From the pop up select the channe...

Page 460: ... If the user completes a successful sensor calibration before the calibration interval has expired then the instrument will ask the user whether they wish to update the next cal due date by the calibration interval Select Option EXIT Cancel Save Selection Calibration Interval Sets the interval time for the calibration alarm The Next Cal Date will update to show the date of the next calibration ala...

Page 461: ...ing the User Calibration If required the user can reset the user calibrations to their default states Main Menu From the front screen press the menu button to show the main menu options and select Calibration Select Option EXIT Return to Front Screen Enter Option Calibration Select Reset User Calibration Select Option EXIT Return to Main Menu Enter Option Reset User Calibration Select the required...

Page 462: ...XD70 Suspended Solids Turbidity Setup and Operating Guide 23 Channel Calibration Reset Channel User Calibration Select to reset the channels user calibration Select Option EXIT Return to Reset User Calibration Enter Option ...

Page 463: ...Channel Calibration 24 MXD70 Suspended Solids Turbidity Setup and Operating Guide Channel Calibration Blank ...

Page 464: ...ples from your own process Example No 1 Whole Milk 4 Fat using a S20 series sensor 100 Water Probe Signal 1535 1 Milk Probe Signal 1883 2 Milk Probe Signal 2242 5 Milk Probe Signal 2872 10 Milk Probe Signal 3294 25 Milk Probe Signal 3911 50 Milk Probe Signal 4525 100 Milk Probe Signal 5035 Example No 2 Cream 40 Fat using a S10 series sensor 100 Water Probe Signal 1510 100 Milk 4 Fat Probe Signal 4...

Page 465: ...Appendix 26 MXD70 Suspended Solids Turbidity Setup and Operating Guide Appendix Blank ...

Page 466: ...tware Expansion Unlock Code Software Expansion Unlock Code Instrument Settings Security Access Code Language Front Screen Ch1 Shown Front Screen Ch1 Secondary Reading i Front Screen Ch1 Secondary Reading ii Front Screen Ch2 Shown Front Screen Ch2 Secondary Reading i Front Screen Ch2 Secondary Reading ii Front Screen Ch3 Shown Front Screen Ch3 Secondary Reading i Front Screen Ch3 Secondary Reading ...

Page 467: ...ctor Membrane Correction Factor Bias Voltage mA Input Loop Mode mA Input Input Mode Set 0mA Input Set 4mA Input Set 20mA Input Temperature Input Sensor Temperature Units Temperature Compensation In Out Temperature Compensation Slope Temperature Compensation Auto Manual Fixed Temperature Input Input Salinity Pressure Compensation Auto Manual Pressure Mode Input 24V Loop Pressure Units Pressure 4mA ...

Page 468: ...nd configuration Channel 1 Channel 2 Channel 3 Curve A No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 Curve B No of points Input Range Custom Units Custom Range Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8 Point 9 Point 10 ...

Page 469: ...e and configuration Channel 1 Channel 2 Channel 3 Mode Online Offline Calibration Principle Calibration Manual Temp Input Calibration Units Calibration Manual Pressure Input Span Cal Point Enable Auto Span Cal Offset Value Slope Value Temperature Offset Sensor Condition Front Calibration Access Calibration Reminder Calibration Interval ...

Page 470: ...guration Setpoint 1 Setpoint 2 Setpoint 3 Setpoint 4 Setpoint 5 Setpoint 6 Channel Input Source Trigger High Value Low Value USP Pre Trigger Mode Cycle Time Proportional Band Delay Hysteresis Dose Alarm Dose Alarm Time Initial Charge Charge Time Charge Access Alarm Mode Clean Duration Clean Interval Clean Mode Clean Recovery Clean Delay ...

Page 471: ...ut F Channel Input Source Output 0 20mA 4 20mA Zero Span On Error Digital Inputs available options vary with card type and configuration Digital Input 1 Digital Input 2 Digital Input 3 Digital Input 4 Digital Input 5 Digital Input 6 Digital Input 7 Digital Input 8 Channel Function Range Change Switch Store Cleaning Setpoint Polarity 4 20 Output Level Service Alarms Channel 1 Channel 2 Channel 3 Se...

Page 472: ... instrument configuration has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the whole unit from the Load Default Settings option in the Save Restore menu or consult with your supplier as this unit may require a repair E008 UNIT Unit Store A Checksum Error The data in Unit Store A has been corrupted Save the current setup back to Unit St...

Page 473: ...rror E085 CH2 The Channel s User Cal has for some reason become corrupted Try switching the unit off and then on again If the message persists Reset the Channel from the Reset User Calibration option in the Calibration menu or consult with your supplier as the channel s input card may require to be returned for repair E135 CH3 E036 CH1 Sensor Cal Out Of Spec E086 CH2 The last Sensor Calibration wa...

Page 474: ...h your supplier E145 CH3 E046 CH1 Sensor User Slope Spec E096 CH2 The last Sensor Slope Calibration was greater than the recommended specification check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E146 CH3 E047 CH1 Sensor Open Circuit E097 CH2 The sensor input is at open circuit check sensor condition and connections If the mess...

Page 475: ...ier E157 CH3 E058 CH1 Polar Span Cal At Limit E108 CH2 The last Polargraphic Span Calibration was out of limits check sensor condition and connections and repeat calibration If the message persists please consult with your supplier E158 CH3 E059 CH1 Galvanic Zero Cal At Limit E109 CH2 The last Galvanic Zero Calibration was out of limits check sensor condition and connections and repeat calibration...

Page 476: ...or details E169 CH3 E070 CH1 SD Card Checksum Error E120 CH2 The SD Card store from which this channel was restored from has become corrupted Check the channel s settings and then save the settings again to the SD card store E170 CH3 E071 CH1 Gain Error E121 CH2 The sensor gain has been exceeded If this message persists please consult with your supplier E171 CH3 E072 CH1 Invalid Linearisation Curv...

Page 477: ...3 E215 SP4 E225 SP5 E235 SP6 E186 SP1 Store B Checksum Error E196 SP2 The Store B Save for the Channel associated with this Setpoint has become corrupted Check the setpoint s settings in the setpoint menu and then save the settings again in the Channel s Store B in the Save Restore menu E206 SP3 E216 SP4 E226 SP5 E236 SP6 E187 SP1 Setup Checksum Error E197 SP2 The Setup for this Setpoint has becom...

Page 478: ... B The sensor input level is below that set for the current output Span E263 C E273 D E283 E E293 F E244 A Sensor IP Current OP Zero E254 B The sensor input level is above that set for the current output Zero E264 C E274 D E284 E E294 F A Store A Checksum Error E255 B The Store A Save for the channel associated with this current output has become corrupted Check the current output s settings in th...

Page 479: ... in the current output menu and then save the settings again in the Channel s Store A in the Save Restore menu E265 C E275 D E285 E E295 F E246 A Store B Checksum Error E256 B The Store B Save for the channel associated with this current output has become corrupted Check the current output s settings in the current output menu and then save the settings again in the Channel s Store B in the Save R...

Page 480: ...s settings in the digital input menu and then save the settings again in the Channel s Store B in the Save Restore menu E312 DIG 3 E317 DIG 4 E322 DIG 5 E327 DIG 6 E332 DIG 7 E337 DIG 8 E303 DIG 1 Setup Checksum Error E308 DIG 2 The Setup for this Digital Input has become corrupted Check and correct the digital inputs settings and turn the unit off and on again If the message persists please consu...

Page 481: ...sponding Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E347 UNIT Output Comms Error The Basic Internal Outputs are not Operating Correctly Try switching the unit off and then on again If the message persists consult with your supplier as the unit may require to be returned for repair E348 OP Output ...

Page 482: ...e calculation settings and turn the unit off and on again If the message persists please consult with your supplier E403 C1 Calculation Store A Checksum E413 C2 The Store A Save for the channel associated with this calculation has become corrupted Check the calculation s settings in the calculation menu and then save the settings again in the Channel s Store A in the Save Restore menu E404 C1 Calc...

Page 483: ... become corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store A in the Save Restore menu E422 UNIT Modbus Store B Checksum The Store B Save for the Modbus Configuration has become corrupted Check the Modbus settings in the Modbus menu and then save the settings again into Store B in the Save Restore menu E423 UNIT Modbus SD Card Checksum The SD Card sto...

Page 484: ...asurement by an independent method for example using a handheld meter The Instrument Appears Dead Check that power is available to the unit Using a voltmeter set to AC or DC check the power supply voltage at the connector The design of the MXD70 Series allows the unit to accept from 85 to 250V AC or DC an alternative option allows operation from 18 to 32V AC or DC check the connection label for vo...

Page 485: ...t check the hysteresis setting and increase if necessary Ensure that the relays are connected properly see MXD73 Installation guide or MXD75 Installation guide and that the voltage current levels are not exceeding 5A 30V DC or 5A 250V AC Check that the instrument input cables are not picking up excessive noise Guarantee and Service Products manufactured by LTH Electronics Ltd are guaranteed agains...

Page 486: ...Notes MXD70 Suspended Solids Turbidity Setup and Operating Guide 47 ...

Page 487: ...9 Email 1 EMC 2 Error Messages 33 Communication 42 Current Output 39 Digital Input 41 Input Channel 34 Internal 33 Setpoint 38 Fault Finding 43 Fax 1 Filtering 13 Input Filter 13 Installation 7 Linearisation Curve Setup 14 Automatic Curve Entry 14 Manual Curve Entry 16 Linearisation Source 12 LVD 2 Main Menu 10 Manufacturing Standards 2 Mode Online Offline 11 18 MXD73 8 MXD75 9 Number of Points 14...

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Page 490: ...MXD70 SERIES Multi parameter Monitor Setpoints Current Outputs And Digital Inputs Configuration Guide ...

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Page 492: ...limited exclusively to the replacement of defective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility for any errors or dam...

Page 493: ...y with the standards and regulations set down by the European Low Voltage Directive 2006 95 EC using BS EN 61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered f...

Page 494: ...e 9 Hysteresis 10 Setpoint Dose Alarm 11 Setpoint Proportional Mode 14 Setpoint Alarm Mode 16 Setpoint Cleaning Mode 17 Current Outputs 21 Current Output Calibration 24 Resetting the current Output user Calibration 26 Digital Inputs 29 Offline 30 Clean 31 Range Changing 31 Switch Setup 31 Calibration 32 CIP 32 Polarity 32 Simulate Channels 33 Index 36 ...

Page 495: ...Contents 4 MXD70 Setpoints Current Outputs and Digital Inputs Configuration Guide Blank ...

Page 496: ...s that the setpoint Relay is active If the LED is blinking it indicates a dose alarm has occurred on that setpoint Main Menu From the front screen press the menu button to show the main menu options and select Setpoint Relays Select Option EXIT Return to Front Screen Enter Option Setpoints Relays Setup Select the Setpoint you wish to edit Select Option EXIT Return to Main Menu Enter Option Channel...

Page 497: ... types Select Option EXIT Cancel Save Selection Range The setpoint s operating range This is only available if the associated Sensor Input Channel has a range option and is set to Auto in the channel s setup menu The available options will depend on the cell constant of the sensor used consult the input card s manual for more information Select Option EXIT Cancel Save Selection Trigger The setpoin...

Page 498: ...nput becomes less than the setpoint level Band The setpoint will activate when the associated Sensor Input Channel s input is either greater than the setpoint high level or less than the setpoint low level Latch Hi The setpoint will activate when the associated Sensor Input Channel s input is greater than the setpoint high level and will remain active until the input falls below the setpoint low l...

Page 499: ... than the setpoint low level and will remain active until the input rises above the setpoint high level It will then remain inactive until the input level falls below the setpoint low level High Value The Setpoint High value Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Low Value The Setpoint Low value Increase Decrease Digit Select Next Digit EXIT Cancel Save Value ...

Page 500: ...t proportional Mode Section Time Proportional See Setpoint proportional Mode Section Select Option EXIT Cancel Save Selection Delay In order to prevent short duration changes at the input affecting the setpoint operation a delay can be set before the setpoint is energised If the input is still the same after the delay then the setpoint will be energised Note Only available when Trigger is set to H...

Page 501: ...teresis value is a percentage of the setpoint value applied both and to the setpoint For example if the setpoint was 10 00 and the Hysteresis was 1 then the hysteresis band would operate from 9 90 to 10 10 Hysteresis operates as follows Trigger High The setpoint is inactive until the reading is greater than the Setpoint High Setpoint High X Hysteresis It remains active until it goes below Setpoint...

Page 502: ...the dose alarm to activate During pulse or time proportional mode the cumulative on time that the setpoint is active will be measured Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Dose Alarm Active When the dose alarm activates the following happens The setpoint will de energise The associated setpoint led will flash The Dose Alarm error message will appear next to the associate...

Page 503: ...d to be investigated Select Option EXIT Cancel Save Selection Initial Charge This allows the user to have a one time over ride of the Dose Alarm to use for example when filling a tank for the first time The user enters a charge time and then initiates the charge time The unit will then disable the dose alarm until either the relay becomes inactive because the setpoint has been reached or the charg...

Page 504: ...ter Initial Charge Menu Scroll Around Menus Menu Access Main Menu Initialise Initial Charge Select which setpoint to initialise the initial charge Note Once started the Initial charge timer will appear next to the associated input channel on the front screen Select Option EXIT Cancel Save Selection Start Initial Charge The user can also start the initial charge via this option in the setpoint menu...

Page 505: ...ets a proportional band of 1 00 the setpoint trigger to LOW and a setpoint value of 10 00 When the reading falls just below 10 00 the setpoint will begin to pulse at its longest period of once per 30 seconds As the reading falls further from the setpoint the period will decrease until it reaches its minimum of one pulse every 0 4 seconds at the limit of the proportional band See Setpoint Pulse Rat...

Page 506: ...e Time Sets the cycle time sum of both On and Off periods Note Time Proportional mode only Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Proportional Band Enter the size of the proportional band in measurement units Increase Decrease Digit Select Next Digit EXIT Cancel Save Value ...

Page 507: ...nsor input channel has been taken Off Line Any Error When any error is detected on the associated sensor input channel Cleaning When a cleaning operation is in progress on a setpoint associated with this setpoints sensor input channel Calibration Due When if enabled the calibration due timer has expired on the associated sensor input channel Gain Error When a gain error is present on the associate...

Page 508: ...e that cleaning is not available on all sensor input types Input Source If available select cleaning from the list of options Select Option EXIT Cancel Save Selection Clean Duration Enter the duration of the cleaning operation For the duration of the clean cleaning will appear in the associated sensor input display section on the front screen Increase Decrease Digit Select Next Digit EXIT Cancel S...

Page 509: ... the associated sensor input channel offline de energise associated setpoints and hold associated current outputs during a clean operation This will prevent any undesired control actions resulting from spraying cleaning solution onto the sensor Select Option EXIT Cancel Save Selection Clean Recovery If cleaning Off line then the user can introduce an additional post cleaning delay before coming ba...

Page 510: ... any other control setpoints associated with the sensor input channel are active This is shown by a clean delayed message on the front screen Select Option EXIT Cancel Save Selection Manual Clean This manually starts a clean cycle Note this can also be accomplished via the digital inputs see Digital Inputs section Select Option EXIT Cancel Save Selection ...

Page 511: ...Setpoints 20 MXD70 Setpoints Current Outputs and Digital Inputs Configuration Guide Setpoints ...

Page 512: ...n the front screen see Configuration Setup Front Screen User Interface Main Menu From the front screen press the menu button to show the main menu options and select 4 20mA Outputs Select Option EXIT Return to Front Screen Enter Option Outputs Setup Select the Current Output you wish to edit Select Option EXIT Return to Main Menu Enter Option Channel The Sensor Input Channel the current output is ...

Page 513: ...ption EXIT Cancel Save Selection Output The current output can be scaled across either 4 20mA or 0 20mA Select Option EXIT Cancel Save Selection Range The current output s operating range This is only available if the associated Sensor Input Channel has a range option and is set to Auto in the channel s setup menu The available options will depend on the cell constant of the sensor used consult th...

Page 514: ...ext Digit EXIT Cancel Save Value Span 20mA Enter the desired sensor value to be represented by 20mA An inverse relationship can be achieved by setting the Span less than the Zero If the sensor reading falls outside this and the zero value an error alarm will be activated Increase Decrease Digit Select Next Digit EXIT Cancel Save Value On Error The current outputs can be programmed to output 0mA 22...

Page 515: ...hat may be being used to monitor the current output signal Main Menu From the front screen press the menu button to show the main menu options and select Calibration Select Option EXIT Return to Front Screen Enter Option Calibration Select 4 20mA Outputs Select Option EXIT Return to Main Menu Enter Option Calibrate 4 20mA Outputs Select the current output you wish to calibrate Select Option EXIT R...

Page 516: ...ease keep in mind that the current output cannot go below 0mA Adjust Output EXIT Cancel Save Adjustment Adjust 4mA Output Using the and buttons adjust the current output until it reads the desired value on your current meter Adjust Output EXIT Cancel Save Adjustment Adjust 20mA Output Using the and buttons adjust the current output until it reads the desired value on your current meter Adjust Outp...

Page 517: ... user calibration back to factory settings Main Menu From the front screen press the menu button to show the main menu options and select Calibration Select Option EXIT Return to Front Screen Enter Option Calibration Select Reset User Calibration Select Option EXIT Return to Main Menu Enter Option Reset User Calibration Select Reset 4 20mA Outputs Select Option EXIT Return to Calibration Enter Opt...

Page 518: ... Outputs and Digital Inputs Configuration Guide 27 Current Outputs 4 20mA Outputs Reset Select the required 4 20mA Output to Reset its user calibration back to factory settings Select Option EXIT Return to Reset User Calibration Enter Option ...

Page 519: ...Current Outputs 28 MXD70 Setpoints Current Outputs and Digital Inputs Configuration Guide Current Outputs Blank ...

Page 520: ...ates the configured action Main Menu From the front screen press the menu button to show the main menu options and select Digital Inputs Select Option EXIT Return to Calibration Enter Option Digital Inputs Setup Select the Digital Input you wish to edit The status of the Digital Input is also shown to the left of each item Digital Input Open Circuit Digital Input Closed Circuit Select Option EXIT ...

Page 521: ...annel offline This causes any setpoints associated with the channel to de energise They are also accompanied by a message on the front screen informing the user which action is currently active Note When a digital input is assigned to one of these functions the user can no longer take the associated channel offline using the menu item in the channel setup menu or the channel calibration menu As in...

Page 522: ...able options will depend on the cell constant of the sensor used consult the input cards manual for more information Note This is only available if the associated Sensor Input Channel has a range option Select Option EXIT Cancel Save Selection Switch Setup The digital input is used to load in an alternative sensor input channel configuration Sensor Setup Setpoint Setup and Current Output Setup tha...

Page 523: ...ve a CIP ACTIVE message appears next to the associated channel and the probe signal will go to 0000 As this will affect the setpoints and current outputs associated with this channel the user is recommended to assign an additional digital input to this channel set it to offline and energise the digital input in tandem with the CIP input Note CIP is only available on Suspended Solids and Turbidity ...

Page 524: ...n menu options and select Channels Select Option EXIT Return to Front Screen Enter Option Channels Setup Select Simulate Channels or alternatively to only simulate one channel select Simulated Input in the individual channel setup menu Select Option EXIT Return to Main Menu Enter Option Simulate Channels Select the sensor or temperature you wish to simulate and observe the associated setpoints ope...

Page 525: ...Notes 34 MXD70 Setpoints Current Outputs and Digital Inputs Configuration Guide ...

Page 526: ...Notes MXD70 Setpoints Current Outputs and Digital Inputs Configuration Guide 35 ...

Page 527: ...Function 30 Interlock 30 Main Menu 29 Offline 30 Polarity 32 Range Changing 31 Switch Setup 31 Tank Level 30 Email 1 EMC 2 Fax 1 LVD 2 Manual Clean 19 Manufacturing Standards 2 Pulse Proportional Mode 14 Quality 2 Safety 2 Setpoint Trigger 6 Band 7 High 7 Latch Hi 7 Latch Lo 8 Low 7 Setpoint Relays Setup 5 Alarm Mode 16 Channel 5 Cleaning Mode 17 Delay 9 Dose Alarm 11 Hysteresis 10 Initial Charge ...

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Page 530: ...MXD70 Series Multi parameter Monitor Modbus RS485 Interface Operating Guide ...

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Page 532: ...ly to the replacement of defective materials or workmanship Disclaimer LTH Electronics Ltd reserves the right to make changes to this manual or the instrument without notice as part of our policy of continued developments and improvements All care has been taken to ensure accuracy of information contained in this manual However we cannot accept responsibility for any errors or damages resulting fr...

Page 533: ...ards and regulations set down by the European Low Voltage Directive 2006 95 EC using BS EN 61010 1 2010 Quality This instrument has been manufactured under the following quality standard ISO 9001 2008 Certificate No FM 13843 Note The standards referred to in the design and construction of LTH products are those prevailing at the time of product launch As the standards are altered from time to time...

Page 534: ...guration 17 Sensor Readings 21 Setpoint Relay Status 26 Current Output Readings 28 Sensor Input Configuration 29 Sensor Calibration 53 Setpoint Configuration 64 Current Output Configuration 69 Digital Input Configuration 71 Display Configuration 73 Data Logging Configuration 77 Service Configuration 79 Modbus RS485 Coils 82 Modbus RS485 Discretes 86 Digital Input Status 86 Sensor Status 86 Instrum...

Page 535: ...Contents 4 Modbus RS485 Interface Operating Guide BLANK ...

Page 536: ...g values are transmitted in this data field Register start address from which the data is transmitted Number of registers Write read data Data length etc Checksum The telegram check sum forms the end of the telegram The master can send another telegram to the slave as soon as it has received an answer to the previous telegram or once the time out period set at the master has expired This time out ...

Page 537: ...g a single parameter in the instrument Note Registers whose address space consume more than one register i e Floats cannot be set using this function code 16 Write Multiple Registers Writes several MXD70 Series registers with a new value A maximum of 120 consecutive registers can be written with a single telegram Application For configuring parameters in the instrument 23 Read Write Multiple Regis...

Page 538: ...T Floating point numbers IEE 754 Data length 4 bytes 2 registers Byte 3 Byte 2 Byte 1 Byte 0 SEEEEEEE EMMMMMMM MMMMMMMM MMMMMMMM S Sign E Exponent M Mantissa INT Integer 16 bits Data length 2 bytes 1 register Byte 1 Byte 0 Most Significant Bit MSB Least Significant Bit LSB LONG Long Integer 32 bits Data length 4 bytes 2 registers Byte 3 Byte 2 Byte 1 Byte 0 Most Significant Bit MSB Least Significa...

Page 539: ...Modbus RS485 8 Modbus RS485 Interface Operating Guide Modbus RS485 BLANK ...

Page 540: ...nce 100Ω km Signal damping Max 9 dB over the entire cable cross section Shielding Copper braided shielding or braided shielding and foil shielding Note the following when designing the bus structure Using cable type A and with a transmission rate of 9600 Baud the maximum line length segment length of the MODBUS RS485 system is 10000 meters The total length of the spurs may not exceed a maximum of ...

Page 541: ...Modbus RS485 Connection Details 10 Modbus RS485 Interface Operating Guide Modbus Connections MXD75 Modbus RS485 Output Card Connection Details ...

Page 542: ...Option Mode Set the Modbus communication mode format to either RTU or ASCII Select Option EXIT Cancel Save Selection Slave Address Set the slave address used to address the instrument Can be set from 1 to 247 Increase Decrease Digit Select Next Digit EXIT Cancel Save Value Baud Rate Set the communication Baud rate Available options 300 600 1200 2400 4800 9600 19200 31250 and 38400 bits per second ...

Page 543: ...Modbus Setup 12 Modbus RS485 Interface Operating Guide Modbus Setup Parity Set the error parity bit Select Option EXIT Cancel Save Selection ...

Page 544: ...54 7 55 8 56 9 57 Symbols 32 μ 181 37 40 41 43 45 46 47 58 61 92 94 Ω 937 8721 960 176 177 2 178 3 179 β 223 Table 2 Conventional Conductivity Ranges Conductivity Resistivity TDS 1014 0 9 999 μS cm 1020 0 99 99MΩ cm 1024 0 9 999ppm 1015 0 99 99 μS cm 1021 0 9 999MΩ cm 1025 0 99 99ppm 1016 0 999 9 μS cm 1022 0 999 9kΩ cm 1026 0 999 9ppm 1017 0 9 999 ms cm 1023 0 99 99kΩ cm 1027 0 9999ppm 1018 0 99 ...

Page 545: ...1664 Pressure psi 1589 1627 1665 Pressure mmhg 1590 1628 1666 Electrodeless Conductivity Conductivity 1575 1613 1651 TDS 1576 1614 1652 Solution 1577 1615 1653 pH Redox pH 1570 1608 1646 pH mV 1571 1609 1647 Suspended Solids Turbidity Suspended Solids 1593 1631 1669 Ps 1594 1632 1670 Temperature Temperature 1595 1633 1671 Current Output Current Output 1 1596 1634 1672 Current Output 2 1597 1635 16...

Page 546: ...tration mg l 1103 Pressure Atm 1110 Pressure Bar 1111 Pressure kpa 1112 Pressure mH20 1113 Pressure psi 1114 Pressure mmhg 1115 Probe Current μA 750 Probe Current nA 760 Electrodeless Conducitvity μS cm 300 mS cm 400 Custom 1 Units 600 Custom 2 Units 700 ppm 500 ppt 1028 NaOH 1029 NaCl 1030 H2SO4 1031 HCl 1032 H3PO4 1033 HNO 1034 ppt Salinity 1035 pH Redox pH 800 mV 1066 Suspended Solids Turbidity...

Page 547: ...1377 Current 1378 1379 1380 Pressure Atm 1384 1385 1386 Pressure Bar 1387 1388 1389 Pressure kPa 1390 1391 1392 Pressure mH20 1393 1394 1395 Pressure psi 1396 1397 1398 Pressure mmHg 1399 1400 1401 Royce Do Probe mV 1381 1382 1383 Electrodeless Conductivity Conductivity 1340 1341 1342 pH Redox Electrode mV 1343 1344 1345 Temperature C 1408 1409 1410 Temperature F 1411 1412 1413 Temperature K 1414 ...

Page 548: ... 1000 English 1001 French 1002 Spanish 1003 Italian 2011 Get Set System Clock Hour INT System Clock Hour element HH MM 0 to 23 Hours 2012 Get Set System Clock Minute INT System Clock Minute element HH MM 0 to 59 Minutes 2013 Get Set System Clock Week Day INT System Clock Day of the week 1 Monday 2 Tuesday 3 Wednesday 4 Thursday 5 Friday 6 Saturday 7 Sunday 2014 Get Set System Clock Date INT System...

Page 549: ... December 2021 Get Set Daylight Savings Start Time Hours INT Hour Element Of Daylight Savings Start Time 0 to 23 Hours 2022 Get Set Daylight Savings Start Minutes INT Minute Element Of Daylight Savings Start Time 0 to 59 Minutes 2023 Get Set Daylight Savings Start Seconds INT Second Element Of Daylight Savings Start Time 0 to 59 Seconds 2024 Get Set Daylight Savings End Week INT Week In which Dayl...

Page 550: ...3 Hours 2028 Get Set Daylight Savings End Minutes INT Minute Element Of Daylight Savings End Time 0 to 59 Minutes 2029 Get Set Daylight Savings End Seconds INT Seconds Element Of Daylight Savings End Time 0 to 59 Seconds 2030 Get Set Contrast INT The currently set display contrast level 1 to 255 Lighter to Darker Channel Sensors 2040 Get Channel 1 Sensor INT Current sensor installed in channel 111...

Page 551: ...rrent Output 4 Relays 1414 5 Current Output 2 Relays 1415 4 Current Output 0 Relays 1416 0 Current Output 2 Relays Modbus 2051 Get Serial Number LONG The Serial Number of the output card 0 to 9999999 2053 Get Number Of Relays INT Number Of Relays on Output Card 0 to 4 2054 Get Number Of Current Outputs INT Number Of Current Outputs on Output Card 0 to 5 DataLogging Information 2060 Get Datalogging...

Page 552: ...ter INT 5th Character Of Custom Units 2406 Channel 2 2706 Channel 3 2107 Get Channel 1 Sixth Custom Character INT 6th Character Of Custom Units 2407 Channel 2 2407 Channel 3 2108 Get Channel 1 mA Reading FLOAT Current Input Reading in mA 0 to 24 00 2408 Channel 2 2408 Channel 3 Conventional Conductivity Readings 2150 Get Channel 1 Conductivity Reading FLOAT Conductivity Reading Value depends upon ...

Page 553: ...206 Get Channel 1 mmHg Reading FLOAT Millimetres of Mercury Reading 0 to 999 9 mmHg 2506 Channel 2 2806 Channel 3 2208 Get Channel 1 mg l Reading FLOAT Milligrams per Litre Reading 0 to 30 00 mg l 2508 Channel 2 2808 Channel 3 2210 Get Channel 1 Probe Current Reading Probe mV Reading FLOAT Probe Current Reading Probe mV Reading Royce DO Only 0 to 4000μA galvanic 0 to 500 0nA polargraphic 0 to 100 ...

Page 554: ...el 2 1028 ppt 2855 Channel 3 2256 Get Channel 1 Solution Reading FLOAT Solution Reading only available when units set to solution 0 to 16 00 NaOH 2556 Channel 2 0 to 30 00 NaCl 2856 Channel 3 0 to 25 00 H2SO4 0 to 15 00 HCl 0 to 25 00 H3PO4 0 to 25 00 HNO 0 to 41 00 ppt 2258 Get Channel 1 Solution Units INT Solution Reading Units only available when unit set to solution 1029 NaOH 2558 Channel 2 10...

Page 555: ...Channel 2 2900 Channel 3 2302 Get Channel 1 mV Reading FLOAT mV Reading 1999 to 1999 mV 2602 Channel 2 2902 Channel 3 2304 Get Channel 1 Temperature Reading FLOAT Temperature Reading 50 0 C to 160 0 C or 58 0 F to 320 0 F or 223 1K to 433 1K 2604 Channel 2 2904 Channel 3 2306 Get Channel 1 Temperature Units INT Temperature Reading Units 1040 C 2606 Channel 2 1041 F 2906 Channel 3 1042 K Suspended ...

Page 556: ...ng Guide 25 Registers Calculation Readings 3000 Get Calc 1 Calculation Result FLOAT Calculation Result Depending upon Calculation Function 3005 Calc 2 3002 Get Calc 1 Calculation Units INT Calculation Result Units Refer to table 5 3007 Calc 2 ...

Page 557: ...When setpoint source set to Cleaning 0 Regular Cleaning 3152 Setpoint 2 2 Digital Input Cleaning 3202 Setpoint 3 3252 Setpoint 4 3 Manual Cleaning 3302 Setpoint 5 3352 Setpoint 6 3103 Get Setpoint 1 Setpoint Pulse Proportion Percentage INT Setpoint Pulse Proportion Percentage 0 to 100 3153 Setpoint 2 3203 Setpoint 3 3253 Setpoint 4 3303 Setpoint 5 3353 Setpoint 6 3104 Get Setpoint 1 Setpoint Clean...

Page 558: ...es INT Minutes remaining for the Setpoint Initial Charge 0 to 59 3157 Setpoint 2 3207 Setpoint 3 3257 Setpoint 4 3307 Setpoint 5 3357 Setpoint 6 3108 Get Setpoint 1 Setpoint Initial Charge Seconds INT Seconds remaining for the Setpoint Initial Charge 0 to 59 3158 Setpoint 2 3208 Setpoint 3 3258 Setpoint 4 3308 Setpoint 5 3358 Setpoint 6 ...

Page 559: ...eadings Register Access Rule Channel Name Data Format Description of Attribute Semantics of Values Current Output Readings 4000 Get Current 1 Current Output FLOAT Current Output Reading in mA 0 to 20 00ma 4002 Current 2 4004 Current 3 4006 Current 4 4008 Current 5 4010 Current 6 ...

Page 560: ... 1 Third Units INT 3rd Character Of Units 5103 Channel 2 5693 Channel 3 4514 Get Set Channel 1 Fourth Units INT 4th Character Of Units 5104 Channel 2 5694 Channel 3 4515 Get Set Channel 1 Fifth Units INT 5th Character Of Units 5105 Channel 2 5695 Channel 3 4516 Get Channel 1 Sixth Units INT 6th Character Of Units 5106 Channel 2 5696 Channel 3 4517 Get Set Channel 1 Range INT Input Range 1501 9 999...

Page 561: ...aracter of Channel Description Label 5120 Channel 2 5710 Channel 3 4531 Get Set Channel 1 Fifth Label INT 5th Character of Description Label 5121 Channel 2 5711 Channel 3 4532 Get Set Channel 1 Sixth Label INT 6th Character of Description Label 5122 Channel 2 5712 Channel 3 4533 Get Set Channel 1 Seventh Label INT 7th Character of Description Label 5123 Channel 2 5713 Channel 3 4534 Get Set Channe...

Page 562: ...T Curve A mA Input Value Point 2 Not Available when input mode set to 4 20mA or 0 20mA 0 to 20 00ma 7795 Channel 2 7885 Channel 3 7707 Get Set Channel 1 Curve A Auxiliary mA Input Point 2 FLOAT Curve A Auxiliary mA Input Value Point 2 Not Available when input mode set to 4 20mA or 0 20mA Value depends upon channel range 7797 Channel 2 7887 Channel 3 7709 Get Set Channel 1 Curve A mA Input Point 3 ...

Page 563: ...oint 7 FLOAT Curve A mA Input Value Point 7 Not Available when input mode set to 4 20mA or 0 20mA 0 to 20 00ma 7815 Channel 2 7905 Channel 3 7727 Get Set Channel 1 Curve A Auxiliary Point 7 FLOAT Curve A Auxiliary mA Input Value Point 7 Not Available when input mode set to 4 20mA or 0 20mA Value depends upon channel range 7817 Channel 2 7907 Channel 3 7729 Get Set Channel 1 Curve A mA Input Point ...

Page 564: ... Auxiliary mA Input Value Point 1 Not Available when input mode set to 4 20mA or 0 20mA Value depends upon channel range 7834 Channel 2 7924 Channel 3 7746 Get Set Channel 1 Curve B mA Input Point 2 FLOAT Curve B mA Input Value Point 2 Not Available when input mode set to 4 20mA or 0 20mA 0 to 20 00ma 7836 Channel 2 7926 Channel 3 7748 Get Set Channel 1 Curve B Auxiliary Point 2 FLOAT Curve B Auxi...

Page 565: ...t Point 6 FLOAT Curve B Auxiliary mA Input Value Point 6 Not Available when input mode set to 4 20mA or 0 20mA Value depends upon channel range 7854 Channel 2 7944 Channel 3 7766 Get Set Channel 1 Curve B mA Input Point 7 FLOAT Curve B mA Input Value Point 7 Not Available when input mode set to 4 20mA or 0 20mA 0 to 20 00ma 7856 Channel 2 7946 Channel 3 7768 Get Set Channel 1 Curve B Auxiliary mA ...

Page 566: ...lue depends upon channel range 7866 Channel 2 7956 Channel 3 7778 Get Set Channel 1 Curve B mA Input Point 10 FLOAT Curve B mA Input Value Point 10 Not Available when input mode set to 4 20mA or 0 20mA 0 to 20 00ma 7868 Channel 2 7958 Channel 3 7780 Get Set Channel 1 Curve B Auxiliary mA Input Point 10 FLOAT Curve B Auxiliary mA Input Value Point 10 Not Available when input mode set to 4 20mA or 0...

Page 567: ...hannel 3 1015 0 99 99 μS cm 1016 0 999 9 μS cm 1017 0 9 999 mS cm 1018 0 99 99 mS cm 1019 0 999 9 mS cm 1020 0 99 99MΩ cm 1021 0 9 999MΩ cm 1022 0 999 9KΩ cm 1023 0 99 99KΩ cm 1024 0 9 999 ppm 1025 0 99 99 ppm 1026 0 999 9 ppm 1027 0 9999 ppm 1028 0 99 99 ppt 4585 Get Set Channel 1 TDS Factor FLOAT TDS Factor Value only available when units set to TDS 0 50 to 0 90 5175 Channel 2 5775 Channel 3 458...

Page 568: ...r type not set to disabled 1046 Auto 5183 Channel 2 1047 Manual 5783 Channel 3 4594 Get Set Channel 1 Compensation Input FLOAT Manual Temperature Compensation Input Value only available when temperature compensation mode set to manual 20 0 C to 150 0 C 5184 Channel 2 4 0 F to 302 0 F 5784 Channel 3 4596 Get Set Channel 1 Cable Compensation FLOAT Cable Length Compensation Value 0 to 999 Meters 5186...

Page 569: ...Custom Probe 4653 Get Set Channel 1 Sensor Type INT Sensor Type Only available when Probe Type set to Custom Probe 1229 Galvanic 5243 Channel 2 1230 Polargraphic 5843 Channel 3 4654 Get Set Channel 1 Bias Voltage FLOAT Bias Voltage Value Only available when using a Polargraphic sensor 1 000 to 1 000 5244 Channel 2 5844 Channel 3 4656 Get Set Channel 1 Membrane Correction Factor FLOAT Probe Membran...

Page 570: ... 5256 Channel 2 1309 24v Loop 5856 Channel 3 4667 Get Set Channel 1 Pressure Units INT Pressure Units 1110 Atm 5257 Channel 2 1111 Bar 5857 Channel 3 1112 Kpa 1113 mH20 1114 Psi 1115 mmHg 4668 Get Set Channel 1 4ma Pressure Setting FLOAT Pressure 4ma Input Value Only available when pressure compensation mode set to auto Atm 0 to 99 99 5258 Channel 2 Bar 0 to 99 99 5858 Channel 3 Kpa 0 to 9999 mH20...

Page 571: ...999 mH20 0 to 999 9 Psi 0 to 999 9 mmHg 0 to 9999 4677 Get Set Channel 1 Input Pressure FLOAT Fixed Input Pressure Value Only available when pressure compensation mode set to manual Atm 0 to 99 99 5267 Channel 2 Bar 0 to 99 99 5867 Channel 3 Kpa 0 to 9999 mH20 0 to 999 9 Psi 0 to 999 9 mmHg 0 to 9999 4679 Get Set Channel 1 Input Filter INT Dissolved Oxygen Input Filter 1050 Filter Out 5269 Channel...

Page 572: ...ed units see Electrodeless Conductivity manual for more information 1013 Auto 5325 Channel 2 1016 0 999 9 μs cm 5925 Channel 3 1017 0 9 999 ms cm 1018 0 99 99 ms cm 1019 0 999 9 ms cm 1026 0 999 9 ppm 1027 0 9999 ppm 1028 0 99 99 ppt 1029 NaOH 1030 NaCL 1031 H2SO4 1032 HCL 1033 H3PO4 1034 HNO 1035 Salinity 1036 Custom 1 1037 Custom 2 4736 Get Set Channel 1 Custom Curve 1 Conductivity Range INT Cus...

Page 573: ... Curve 1 Conductivity Point 2 Value Value Dependant on Custom Curve 1 Conductivity Range 5339 Channel 2 5939 Channel 3 4751 Get Set Channel 1 Custom Curve 1 Solution Point 2 FLOAT Electrodeless Custom Curve 1 Solution Point 2 Value Value Dependant on Custom Curve 1 Solution Range 5341 Channel 2 5941 Channel 3 4753 Get Set Channel 1 Custom Curve 1 Conductivity Point 3 FLOAT Custom Curve 1 Conductiv...

Page 574: ...Set Channel 1 Custom Curve 1 Conductivity Point 9 FLOAT Custom Curve 1 Conductivity Point 9 Value Value Dependant on Custom Curve 1 Conductivity Range 5367 Channel 2 5967 Channel 3 4779 Get Set Channel 1 Custom Curve 1 Solution Point 9 FLOAT Electrodeless Custom Curve 1 Solution Point 9 Value Value Dependant on Custom Curve 1 Solution Range 5369 Channel 2 5969 Channel 3 4781 Get Set Channel 1 Cust...

Page 575: ...Custom Curve 2 Solution Range 5390 Channel 2 5990 Channel 3 4802 Get Set Channel 1 Custom Curve 2 Conductivity Point 4 FLOAT Custom Curve 2 Conductivity Point 4 Value Value Dependant on Custom Curve 2 Conductivity Range 5392 Channel 2 5992 Channel 3 4804 Get Set Channel 1 Custom Curve 2 Solution Point 4 FLOAT Electrodeless Custom Curve 2 Solution Point 4 Value Value Dependant on Custom Curve 2 Sol...

Page 576: ...Set Channel 1 Temperature Input Sensor INT Temperature Input Sensor 1069 PT1000 5418 Channel 2 1075 Sensor Disabled 6018 Channel 3 4829 Get Set Channel 1 Temperature Units INT Temperature Units 1040 C 5419 Channel 2 1041 F 6019 Channel 3 4830 Get Set Channel 1 Temperature Compensation INT Temperature Compensation 1042 In 5420 Channel 2 1043 Out 6020 Channel 3 4831 Get Set Channel 1 Temperature Com...

Page 577: ...ers Electrodeless Conductivity Configuration Continued 4837 Get Set Channel 1 Input Filter INT Electrodeless Input Filter 1050 Filter Out 5427 Channel 2 1051 10 Seconds 6027 Channel 3 1052 20 Seconds 1053 40 Seconds 1054 1 Minutes 1055 3 Minutes 1056 5 Minutes ...

Page 578: ...sabled Unavailable when Units set to Temperature 4894 Get Set Channel 1 Temperature Units INT Temperature Units 1040 C 5484 Channel 2 1041 F 6084 Channel 3 1042 K Unavailable when Units not set to Temperature 4895 Get Set Channel 1 Temperature Compensation Mode INT Temperature Compensation Mode Only available when pH units chosen 1046 Auto 5485 Channel 2 1047 Manual 6085 Channel 3 4896 Get Set Cha...

Page 579: ...Available when Units Set to PS 1550 Curve A 5543 Channel 2 1551 Curve B 6143 Channel 3 4954 Get Set Channel 1 Curve A points INT Curve A Number of Points Not Available when Units Set to PS 2 to 10 5544 Channel 2 6144 Channel 3 4955 Get Set Channel 1 Curve A Point 1 FLOAT Curve A Point 1 Value Not Available when Units Set to PS Value Dependant On Range 5545 Channel 2 6145 Channel 3 4957 Get Set Cha...

Page 580: ... 1 Curve A Sensor Point 5 FLOAT Curve A Sensor Point 5 Value Not Available when Units Set to PS 0 to 16000 0 to 32000 turbidity 5563 Channel 2 6163 Channel 3 4975 Get Set Channel 1 Curve A Point 6 FLOAT Curve A Point 6 Value Not Available when Units Set to PS Value Dependant On Range 5565 Channel 2 6165 Channel 3 4977 Get Set Channel 1 Curve A Sensor Point 6 FLOAT Curve A Sensor Point 6 Value Not ...

Page 581: ...ue Dependant On Range 5586 Channel 2 6186 Channel 3 4998 Get Set Channel 1 Curve B Sensor Point 1 FLOAT Curve B Sensor Point 1 Value Not Available when Units Set to PS 0 to 16000 0 to 32000 turbidity 5588 Channel 2 6188 Channel 3 5000 Get Set Channel 1 Curve B Point 2 FLOAT Curve B Point 2 Value Not Available when Units Set to PS Value Dependant On Range 5590 Channel 2 6190 Channel 3 5002 Get Set ...

Page 582: ... 0 to 32000 turbidity 5612 Channel 2 6212 Channel 3 5024 Get Set Channel 1 Curve B Point 8 FLOAT Curve B Point 8 Value Not Available when Units Set to PS Value Dependant On Range 5614 Channel 2 6214 Channel 3 5026 Get Set Channel 1 Curve B Sensor Point 8 FLOAT Curve B Sensor Point 8 Value Not Available when Units Set to PS 0 to 16000 0 to 32000 turbidity 5616 Channel 2 6216 Channel 3 5028 Get Set ...

Page 583: ...2 1306 On 6281 Get Set Calc 1 Variable X INT Calculation Variable X Refer To Table 4 Available options depends on Sensors installed in Instrument 6301 Calc 2 6282 Get Set Calc 1 Variable Y INT Calculation Variable Y 6302 Calc 2 6283 Get Set Calc 1 Function INT Calculation Function 1580 Difference X Y 6303 Calc 2 1581 Difference Y X 1582 Average 1583 Ratio 1584 Passage 1585 Rejection ...

Page 584: ...vailable when Calibration Reminder set to yes 0 to 999 Days 6882 Channel 2 7262 Channel 3 6504 Get Set Channel 1 Calibration Alarm Date INT Calibration Alarm Date Value Only available when Calibration Reminder set to yes 1 to 31 Day 6884 Channel 2 7264 Channel 3 6505 Get Set Channel 1 Calibration Alarm Month INT Calibration Alarm Month Value Only available when Calibration Reminder set to yes 1 to...

Page 585: ... set to Disabled 25 C to 25 C 13 0 F to 77 0 F 6935 Channel 2 7315 Channel 3 6557 Get Set Channel 1 Calibration reminder INT Calibration Reminder 1076 Yes 6937 Channel 2 1077 No 7317 Channel 3 6558 Get Set Channel 1 Calibration Interval FLOAT Calibration Interval Value Only available when Calibration Reminder set to yes 0 to 999 Days 6938 Channel 2 7318 Channel 3 6560 Get Set Channel 1 Calibration...

Page 586: ...el 3 pO2 0 to 999 99 Mmhg 0 to 999 99 Mg litre 0 to 20 6607 Get Set Channel 1 Auto Span INT Enable Auto span Calibration 1076 Yes 6987 Channel 2 1077 No 7367 Channel 3 6608 Get Channel 1 Temperature Offset FLOAT Temperature Offset Value Not available when Temperature Sensor is set to Disabled 25 C to 25 C 13 0 F to 77 0 F 6988 Channel 2 7368 Channel 3 6610 Get Channel 1 Sensor Condition INT Sensor...

Page 587: ...tion Alarm Month INT Calibration Alarm Month Value Only available when Calibration Reminder set to yes 1 to 12 Month 6996 Channel 2 7376 Channel 3 6617 Get Set Channel 1 Calibration Alarm Year INT Dissolved Oxygen Calibration Alarm Year Value Only available when Calibration Reminder set to yes Max 2099 Year 6997 Channel 2 7377 Channel 3 ...

Page 588: ...cess INT Front screen Calibration Access 1076 Yes 7036 Channel 2 1077 No 7416 Channel 3 6657 Get Set Channel 1 Calibration reminder INT Calibration Reminder 1076 Yes 7037 Channel 2 1077 No 7417 Channel 3 6658 Get Set Channel 1 Calibration Interval FLOAT Calibration Interval Value Only available when Calibration Reminder set to yes 0 to 999 Days 7038 Channel 2 7418 Channel 3 6660 Get Set Channel 1 ...

Page 589: ...l 3 6709 Get Channel 1 Temperature Offset FLOAT Temperature Offset Value Not available when Temperature Sensor is set to Disabled 25 C to 25 C 13 0 F to 77 0 F 7089 Channel 2 7469 Channel 3 6711 Get Channel 1 Sensor condition INT Sensor Condition 0 Good 7091 Channel 2 1 Fault 7471 Channel 3 2 Span High 3 Refill 6712 Get Set Channel 1 Calibration Access INT Front Screen Calibration access 1076 Yes ...

Page 590: ...nel 1 Buffer B point 2 FLOAT Custom Buffer B Point 2 Only available when Units is set to pH 0 to 14 00 pH 7108 Channel 2 7488 Channel 3 6730 Get Set Channel 1 Temperature point 2 FLOAT Custom Buffer Point 2 Temperature Only available when Units is set to pH 20 0 C to 150 0 C 7110 Channel 2 4 0 F to 302 0 F 7490 Channel 3 6732 Get Set Channel 1 Buffer A point 3 FLOAT Custom Buffer A Point 3 Only av...

Page 591: ...is set to pH 0 to 14 00 pH 7136 Channel 2 7516 Channel 3 6758 Get Set Channel 1 Buffer B point 7 FLOAT Custom Buffer B Point 7 Only available when Units is set to pH 0 to 14 00 pH 7138 Channel 2 7518 Channel 3 6760 Get Set Channel 1 Temperature point 7 FLOAT Custom Buffer Point 7 Temperature Only available when Units is set to pH 20 0 C to 150 0 C 7140 Channel 2 4 0 F to 302 0 F 7520 Channel 3 676...

Page 592: ...nt 11 FLOAT Custom Buffer Point 11 Temperature Only available when Units is set to pH 20 0 C to 150 0 C 7164 Channel 2 4 0 F to 302 0 F 7544 Channel 3 6786 Get Set Channel 1 Buffer A point 12 FLOAT Custom Buffer A Point 12 Only available when Units is set to pH 0 to 14 00 pH 7166 Channel 2 7546 Channel 3 6788 Get Set Channel 1 Buffer B point 12 FLOAT Custom Buffer B Point 12 Only available when Un...

Page 593: ...Input Calibration Continued 6798 Get Set Channel 1 Nominal pH Buffer 1 FLOAT Custom Nominal pH Buffer 1 0 00 to 14 00 pH 7178 Channel 2 7558 Channel 3 6800 Get Set Channel 1 Nominal pH Buffer 2 FLOAT Custom Nominal pH Buffer 2 0 00 to 14 00 pH 7180 Channel 2 7560 Channel 3 ...

Page 594: ... Channel 2 1077 No 7595 Channel 3 6836 Get Set Channel 1 Calibration Interval FLOAT Calibration Interval Value Only available when Calibration Reminder set to yes 0 to 999 Days 7216 Channel 2 7596 Channel 3 6838 Get Set Channel 1 Calibration Alarm Date INT Calibration Alarm Date Value Only available when Calibration Reminder set to yes 1 to 31 Day 7218 Channel 2 7598 Channel 3 6839 Get Set Channel...

Page 595: ...nge Only available when the range of Assigned Input Channel is set to Auto Refer To Tables 2 and 3 and Sensor Configuration Manuals 8082 Setpoint 2 8162 Setpoint 3 8242 Setpoint 4 8322 Setpoint 5 8412 Setpoint 6 8003 Get Set Setpoint 1 Trigger INT Trigger 1173 High 8083 Setpoint 2 1174 Low 8163 Setpoint 3 1175 Band 8243 Setpoint 4 1176 Latch High 8323 Setpoint 5 1177 Latch Low 8413 Setpoint 6 1178...

Page 596: ...Proportional 0 to 59 Minutes 8092 Setpoint 2 8172 Setpoint 3 8252 Setpoint 4 8332 Setpoint 5 8422 Setpoint 6 8013 Get Set Setpoint 1 Cycle Time INT Seconds element for Setpoint Cycle Time Only available when Mode is set to Time Proportional 0 to 59 Seconds 8093 Setpoint 2 8173 Setpoint 3 8253 Setpoint 4 8333 Setpoint 5 8423 Setpoint 6 8014 Get Set Setpoint 1 Prop Band FLOAT Proportion Band Size Va...

Page 597: ...set to yes 0 to 59 Seconds 8107 Setpoint 2 8187 Setpoint 3 8267 Setpoint 4 8347 Setpoint 5 8437 Setpoint 6 8028 Get Set Setpoint 1 Initial Charge INT Initial Charge Only available when Dose Alarm set to yes 1076 Yes 8108 Setpoint 2 1077 No 8188 Setpoint 3 8268 Setpoint 4 8348 Setpoint 5 8438 Setpoint 6 8029 Get Set Setpoint 1 Charge Time Minutes INT Minutes element for Initial Charge Time Only ava...

Page 598: ...s 0 8121 Setpoint 2 8201 Setpoint 3 8281 Setpoint 4 8361 Setpoint 5 8451 Setpoint 6 8042 Get Set Setpoint 1 Cleaning Interval Hours INT Hours element for Cleaning Interval Time Only Available when Input Source is set to Cleaning 0 to 23 hours 8122 Setpoint 2 8202 Setpoint 3 8282 Setpoint 4 8362 Setpoint 5 8452 Setpoint 6 8043 Get Set Setpoint 1 Cleaning Interval Minutes INT Minutes element for Cle...

Page 599: ...8456 Setpoint 6 8047 Get Set Setpoint 1 Cleaning Delay INT Cleaning Delay 1076 Yes 8127 Setpoint 2 1077 No 8207 Setpoint 3 8287 Setpoint 4 8367 Setpoint 5 8457 Setpoint 6 8050 Get Set Setpoint 1 Unit Alarm Condition INT Alarm Mode Only Available when Channel is set to Unit Alarm 1137 Disabled 8130 Setpoint 2 1138 Sensor Error 8210 Setpoint 3 1139 Dose Alarm 8290 Setpoint 4 1140 Calibration 8370 Se...

Page 600: ...t B 1135 0 20mA 9202 Output C 9252 Output D 9302 Output E 9352 Output F 9103 Get Set Output A Range INT Range Only available when the range of Assigned Input Channel is set to Auto Refer To Tables 2 and 3 and Sensor Configuration Manuals 9153 Output B 9203 Output C 9253 Output D 9303 Output E 9353 Output F 9104 Get Set Output A On Error Action INT On Error Action 1130 No Action 9154 Output B 1131 ...

Page 601: ...RS485 Interface Operating Guide Registers Current Output Configuration Continued 9109 Get Output A Units INT Current Output Value Units Refer to Table 5 9159 Output B 9209 Output C 9259 Output D 9309 Output E 9359 Output F ...

Page 602: ...ch Input 9621 Digital IP 7 1286 Tank Level Switch 9641 Digital IP 8 1287 Calibration 1288 Initial Charge 1289 CIP 9502 Get Set Digital IP 1 Store INT Switch Setup Store Only available when Function is set to Switch Setup 1300 Store A 9522 Digital IP 2 1301 Store B 9542 Digital IP 3 9562 Digital IP 4 9582 Digital IP 5 9602 Digital IP 6 9622 Digital IP 7 9642 Digital IP 8 9503 Get Set Digital IP 1 P...

Page 603: ... Digital IP 3 1132 Drive To 22mA 9565 Digital IP 4 1133 Hold Level 9585 Digital IP 5 1134 Drive to 4mA 9605 Digital IP 6 9625 Digital IP 7 9645 Digital IP 8 9506 Get Set Digital IP 1 Setpoint INT Digital Input Setpoint Only available when Function is set to Cleaning or Initial Charge 1147 Setpoint None 9526 Digital IP 2 1148 Setpoint 1 9546 Digital IP 3 1149 Setpoint 2 9566 Digital IP 4 1150 Setpo...

Page 604: ...3 9703 Get Set Channel 1 Character 3 INT Label 3rd Character 9853 Channel 2 10003 Channel 3 9704 Get Set Channel 1 Character 4 INT Label 4th Character 9854 Channel 2 10004 Channel 3 9705 Get Set Channel 1 Character 5 INT Label 5th Character 9855 Channel 2 10005 Channel 3 9706 Get Set Channel 1 Character 6 INT Label 6th Character 9856 Channel 2 10006 Channel 3 9707 Get Set Channel 1 Character 7 INT...

Page 605: ...Table 6 9890 Channel 2 10040 Channel 3 9741 Get Set Channel 1 Secondary reading 2 INT Secondary reading 2 Refer To Table 6 9891 Channel 2 10041 Channel 3 Electrodeless Front Screen Secondary Reading Configuration 9750 Get Set Channel 1 Secondary reading 1 INT Secondary reading 1 Refer To Table 6 9900 Channel 2 10050 Channel 3 9751 Get Set Channel 1 Secondary reading 2 INT Secondary reading 2 9901 ...

Page 606: ...ifth Character 10225 Calc 2 10156 Get Set Calc 1 Character 6 INT Label Sixth Character Refer To Table1 excluding symbols 10226 Calc 2 10157 Get Set Calc 1 Character 7 INT Label Seventh Character 10227 Calc 2 10158 Get Calc 1 Character 8 INT Label Eighth Character 10228 Calc 2 Calculation Front Screen Secondary Reading Configuration 10170 Get Set Calc 1 Secondary reading 1 INT Front Screen Secondar...

Page 607: ...S485 Interface Operating Guide Registers Menu Header Configuration 10400 Get Set Header 1 Menu Header INT Menu Header configuration Refer To Table 6 10401 Header 2 10402 Header 3 10403 Header 4 10404 Header 5 10405 Header 6 ...

Page 608: ...ata log Range 2 INT Channel 2 Range Only available when the range of the Input Channel is set to Auto Refer To Tables 2 and 3 and Sensor Configuration Manuals 10508 Get Set Data log Channel 3 INT Channel 3 Log 1695 Enabled 1696 Disabled 10509 Get Set Data log Range 3 INT Channel 3 Range Only available when the range of the Input Channel is set to Auto Refer To Tables 2 and 3 and Sensor Configurati...

Page 609: ...the associated variable has been set to Auto Range Refer To Tables 2 and 3 and Sensor Configuration Manuals 10550 Trend 2 10575 Trend 3 10526 Get Set Trend 1 Primary Start Number FLOAT Trace 1 Minimum Value Value Dependant on Primary Variable 10551 Trend 2 10576 Trend 3 10528 Get Set Trend 1 Primary End Number FLOAT Trace 1 Maximum Value 10553 Trend 2 10578 Trend 3 10530 Get Set Trend 1 Secondary ...

Page 610: ...lable when Service Reminder set to yes 1 to 12 Month 10783 Channel 2 10853 Channel 3 10714 Get Channel 1 Service Alarm Year INT Service Alarm Year Value Only available when Service Reminder set to yes 0 to 2099 Year 10784 Channel 2 10854 Channel 3 Conventional Conductivity Service Alarm Configuration 10720 Get Channel 1 Service Interval FLOAT Service Interval Value Only available when Service Remi...

Page 611: ...ear INT Service Alarm Year Value Only available when Service Reminder set to yes Max 2099 Year 10804 Channel 2 10874 Channel 3 Electrodeless Conductivity Service Alarm Configuration 10740 Get Channel 1 Service Interval FLOAT Service Interval Value Only available when Service Reminder set to yes 0 to 999 Days 10810 Channel 2 10880 Channel 3 10742 Get Channel 1 Service Alarm Date INT Service Alarm D...

Page 612: ...ar INT Service Alarm Year Value Only available when Service Reminder set to yes Max 2099 Year 10824 Channel 2 10894 Channel 3 Suspended Solids Turbidity Service Alarm Configuration 10760 Get Channel 1 Service Interval FLOAT Service Interval Value Only available when Service Reminder set to yes 0 to 999 Days 10830 Channel 2 10900 Channel 3 10762 Get Channel 1 Service Alarm Date INT Service Alarm Da...

Page 613: ...annel 3 240 Reset Temperature Calibration Channel 1 111 Channel 2 176 Channel 3 241 Reset Entire calibration Channel 1 112 Channel 2 177 Channel 3 242 Dissolved Oxygen Reset Sensor Calibration Channel 1 120 Channel 2 185 Channel 3 250 Reset Temperature Calibration Channel 1 121 Channel 2 186 Channel 3 251 Reset Pressure Calibration Channel 1 122 Channel 2 187 Channel 3 252 Reset Entire Calibration...

Page 614: ...t Entire Unit Calibration 295 0 N A 1 Activate Current Output Resets Current Output Reset 4 20mA Output Output A 310 0 N A Output B 311 1 Activate Output C 312 Output D 313 Output E 314 Output F 315 Reset All 4 20mA Outputs 316 Save Setup Channel Save Setup To Slot A Channel 1 325 0 N A Channel 2 330 1 Activate Channel 3 335 Save Setup To Slot B Channel 1 326 Channel 2 331 Channel 3 336 Unit Save ...

Page 615: ...nel Calibration Alarm Date Channel 1 415 0 N A Channel 2 416 1 Activate Channel 3 417 Defer Channel Service Alarm Date Channel Defer Channel Service Alarm Date Channel 1 425 0 N A Channel 2 426 1 Activate Channel 3 427 Setpoint Start Stop Options Setpoint Setpoint Initial Charge Setpoint 1 435 0 N A Setpoint 2 440 1 Activate Setpoint 3 445 Setpoint 4 450 Setpoint 5 455 Setpoint 6 460 Setpoint Manu...

Page 616: ...m 2 Range Channel 1 471 Channel 2 486 Channel 3 501 Suspended Solids Reset Suspended Solids Custom 1 Range Channel 1 475 Channel 2 490 Channel 3 505 Reset Suspended Solids Custom 2 Range Channel 1 476 Channel 2 491 Channel 3 506 Data logging Unit Start Stop SD Card Data logging 515 0 Stop 1 Start Save Live Trend Data Unit Save Live Trend Data To SD Card Trend 1 520 0 N A Trend 2 521 1 Activate Tre...

Page 617: ...646 Channel 2 1 Sensor Simulating 756 Channel 3 542 Channel 1 Sensor Calibration State 0 Sensor Not Calibrating 647 Channel 2 1 Sensor Calibrating 757 Channel 3 Conventional Conductivity 555 Channel 1 Digital Input Switch Setup State 0 Switch Setup Inactive 660 Channel 2 1 Switch Setup Active 770 Channel 3 556 Channel 1 Sensor simulation State 0 Sensor Not Simulating 661 Channel 2 1 Sensor Simulat...

Page 618: ...794 Channel 3 580 Channel 1 Temperature Calibration State 0 Temperature Not Calibrating 685 Channel 2 795 Channel 3 1 Temperature Calibrating Electrodeless Conductivity 595 Channel 1 Input Switch Setup State 0 Switch Setup Inactive 700 Channel 2 1 Switch Setup Active 810 Channel 3 596 Channel 1 Sensor simulation State 0 Sensor Not Simulating 701 Channel 2 1 Sensor Simulating 811 Channel 3 597 Chan...

Page 619: ...4 Channel 3 1 Temperature Calibrating Suspended Solids Turbidity 630 Channel 1 Digital Input Switch Setup State 0 Switch setup Inactive 740 Channel 2 1 Switch setup Active 845 Channel 3 631 Channel 1 Sensor simulation State 0 Sensor Not Simulating 741 Channel 2 1 Sensor Simulating 846 Channel 3 632 Channel 1 Sensor Calibration State 0 Sensor Not Calibrating 742 Channel 2 1 Sensor Calibrating 847 C...

Page 620: ... Contrast Chip Error 1015 E015 Unit SD Card Checksum Error 1016 E016 SD Card Full Input Channel Errors Input Channel Errors 1030 Channel 1 E030 Input Card Checksum Error 0 Inactive 1080 Channel 2 E080 1 Active 1130 Channel 3 E130 1031 Channel 1 E031 Setup Checksum Error 1081 Channel 2 E081 1131 Channel 3 E131 1032 Channel 1 E032 Store A Checksum Error 1082 Channel 2 E082 1132 Channel 3 E132 1033 C...

Page 621: ...Slope At Limit 1094 Channel 2 E094 1144 Channel 3 E144 1045 Channel 1 E045 Sensor User Slope Below Spec 1095 Channel 2 E095 1145 Channel 3 E145 1046 Channel 1 E046 Sensor User Slope Above Spec 1096 Channel 2 E096 1146 Channel 3 E146 1047 Channel 1 E047 Sensor Open Circuit 1097 Channel 2 E097 1147 Channel 3 E147 1048 Channel 1 E048 Sensor Short Circuit 1098 Channel 2 E098 1148 Channel 3 E148 1049 C...

Page 622: ... 1159 Channel 3 E159 1060 Channel 1 E060 Galvanic Span Calibration At Limit 1110 Channel 2 E110 1160 Channel 3 E160 1061 Channel 1 E061 Pressure Sensor Over Range 1111 Channel 2 E111 1161 Channel 3 E161 1062 Channel 1 E062 Pressure Sensor Under Range 1112 Channel 2 E112 1162 Channel 3 E162 1063 Channel 1 E063 Pressure Above 20mA 1113 Channel 2 E113 1163 Channel 3 E163 1064 Channel 1 E064 Pressure ...

Page 623: ...nnel 1 E072 Invalid Linearisation Curve 1122 Channel 2 E122 1172 Channel 3 E172 1073 Channel 1 E073 Linearisation Over Range 1123 Channel 2 E123 1173 Channel 3 E173 1074 Channel 1 E074 Linearisation Under Range 1124 Channel 2 E124 1174 Channel 3 E174 1075 Channel 1 E075 Curve Low Limit 1125 Channel 2 E125 1175 Channel 3 E175 1076 Channel 1 E076 Curve High Limit 1126 Channel 2 E126 1176 Channel 3 E...

Page 624: ...05 Setpoint 3 E205 1215 Setpoint 4 E215 1225 Setpoint 5 E225 1235 Setpoint 6 E235 1186 Setpoint 1 E186 Store A Checksum Error 1196 Setpoint 2 E196 1206 Setpoint 3 E206 1216 Setpoint 4 E216 1226 Setpoint 5 E226 1236 Setpoint 6 E236 1187 Setpoint 1 E187 Setup Checksum Error 1197 Setpoint 2 E197 1207 Setpoint 3 E207 1217 Setpoint 4 E217 1227 Setpoint 5 E227 1237 Setpoint 6 E237 1188 Setpoint 1 E188 S...

Page 625: ...F E292 1243 Current Op A E243 Sensor Input Below 4 20mA Output Span 1253 Current Op B E253 1263 Current Op C E263 1273 Current Op D E273 1283 Current Op E E283 1293 Current Op F E293 1244 Current Op A E244 Sensor Input Above 4 20mA Output Zero 1254 Current Op B E254 1264 Current Op C E264 1274 Current Op D E274 1284 Current Op E E284 1294 Current Op F E294 1245 Current Op A E245 Store A Checksum E...

Page 626: ...hecksum Error 1308 Digital IP 2 E308 1313 Digital IP 3 E313 1318 Digital IP 4 E318 1323 Digital IP 5 E323 1328 Digital IP 6 E328 1333 Digital IP 7 E333 1338 Digital IP 8 E338 1304 Digital IP 1 E304 SD Card Checksum Error 1309 Digital IP 2 E309 1314 Digital IP 3 E314 1319 Digital IP 4 E319 1324 Digital IP 5 E324 1329 Digital IP 6 E329 1334 Digital IP 7 E334 1339 Digital IP 8 E339 Communication Erro...

Page 627: ... E410 Calculation Over Range 0 Inactive 1410 1 Active 1401 Calc 1 E401 Calc 2 E411 Calculation Under Range 1411 1402 Calc 1 E402 Calc 2 E412 Calculation Setup Checksum 1412 1403 Calc 1 E403 Calc 2 E413 Calculation Store A Checksum 1413 1404 Calc 1 E404 Calc 2 E414 Calculation Store B Checksum 1414 1405 Calc 1 E405 Calc 2 E415 Calculation SD Card Checksum 1415 Modbus Errors Modbus Errors 1420 E420 ...

Page 628: ...Notes Modbus RS485 Interface Operating Guide 97 ...

Page 629: ...Notes 98 Modbus RS485 Interface Operating Guide ...

Page 630: ......

Page 631: ...Chaul End Lane Luton Bedfordshire LU4 8EZ United Kingdom Telephone 44 0 1582 593693 Fax 44 0 1582 598036 Email sales lth co uk Web www lth co uk ...

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