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Rev. 6-1100

Model P33 pH/ORP Analyzer (panel-mount 1/4 DIN)

1

OPERATING INSTRUCTION MANUAL

Model P33

pH/ORP Analyzer

(Panel-mount 1/4 DIN style;

selectable for pH or ORP measurement)

Worldwide Headquarters and Sales:

GLI International, Inc.

9020 West Dean Road
Milwaukee, Wisconsin 53224
U.S.A.

Represented By:

In the interest of improving and updating its equipment, GLI reserves the right to alter specifications to equipment at any time.

A  

company

Viridor Instrumentation

Phone:
Fax:
E-mail:
Web:

[414] 355-3601
[414] 355-8346
[email protected]
www.gliint.com

Содержание P33

Страница 1: ...surement Worldwide Headquarters and Sales GLI International Inc 9020 West Dean Road Milwaukee Wisconsin 53224 U S A Represented By In the interest of improving and updating its equipment GLI reserves the right to alter specifications to equipment at any time A company Viridor Instrumentation Phone Fax E mail Web 414 355 3601 414 355 8346 info gliint com www gliint com ...

Страница 2: ... 2 This operating instruction manual and other GLI instruction manuals are available on GLI s web site at gliint com when viewed using Adobe s free Acrobat reader To get this reader link to Adobe through GLI s web site or visit Adobe s web site at adobe com ...

Страница 3: ...ly when 1 The analyzer appears visibly damaged 2 The analyzer fails to operate properly or provide the intended measurements 3 The analyzer has been stored for long periods at temperatures above 158 F 70 C This analyzer must be installed by specially trained personnel in accordance with relevant local codes and instructions contained in this operating instruction manual Observe the analyzer s tech...

Страница 4: ...ects are not reported within the warranty period or if GLI International determines that defects or damages are due to normal wear misapplication lack of mainte nance abuse improper installation alteration or abnormal conditions GLI International s obligation under this warranty shall be limited to at its option re placement or repair of this product The product must be returned to GLI Internation...

Страница 5: ...combination electrode you must change the sensor type see PART THREE Section 3 2 subheading SELECT SENSOR Type 3 The analyzer is supplied factory set for automatic temperature compensation using the NTC 300 ohm temperature element built into all GLI Differential sensors except Model 6006P4 2000 high purity water pH sensor systems which use Pt1000 ohm RTD When using a sensor with a different temper...

Страница 6: ...e or Ø Ø key to choose ABORT NO screen and press ENTER key to continue calibration Calibration Tip If at any time during calibration the 2 POINT BUFFER CONFIRM FAILURE screen appears press ENTER key to confirm Then use the or Ø Ø key to select between CAL EXIT or CAL REPEAT and do one of the following With the 2 POINT BUFFER CAL EXIT screen selected press ENTER key Then after the 2 POINT BUFFER CO...

Страница 7: ...een is displayed the analyzer waits for the pH and temperature signals to stabilize measures the buffer value and automatically calibrates this point Thereafter a screen like appears for 5 seconds to confirm calibration of this point 11 A pH SLOPE XX X mV pH screen appears indicating a slope value to measure sen sor performance The slope should be within 54 to 62 mV pH for optimal performance 12 P...

Страница 8: ...Model P33 pH ORP Analyzer panel mount 1 4 DIN Rev 6 1100 8 ...

Страница 9: ...21 SECTION 3 ELECTRICAL CONNECTIONS 3 1 GLI 5 wire Differential Technique Sensor 22 24 3 2 Conventional Combination Electrode 24 25 3 3 Conventional Combination Electrode with Ground Rod 25 3 4 Analog Outputs 26 3 5 Relay Outputs 27 3 6 Line Power 28 P A R T T H R E E O P E R A T I O N SECTION 1 USER INTERFACE 1 1 Display 29 1 2 Relay A and B Indicators 29 1 3 Keypad 29 30 1 4 MEASURE Screen norma...

Страница 10: ... 4 Configuring Analog Outputs 1 and 2 SET PARAMETER representation 42 SET 0 4 and 20 mA VALUES 42 43 SET TRANSFER Value mA 43 SET FILTER Time 44 Select SCALE 0 mA 4 mA low endpoint 44 3 5 Configuring Relays A and B SET PARAMETER representation 45 SET FUNCTION Mode alarm control or status 45 46 SET TRANSFER Mode relay on or off 46 ACTIVATION configuration values 47 48 3 6 SET PASSCODE feature enabl...

Страница 11: ... 2 Configuring Relay Overfeed Timers 72 6 3 Overfeed Timer Timeout Operation 72 6 4 Resetting Overfeed Timers 72 6 5 Interactions with Other Analyzer Functions 72 73 SECTION 7 HART OPTION 7 1 Introduction 74 7 2 Analyzer Operating Modes for HART Network 75 76 7 3 SINGLE MODE Point to Point Wiring Arrangement 76 7 4 MULTI DROP Wiring Arrangement 77 7 5 HART Preferences Setup Changing Polling Addres...

Страница 12: ...ASUREMENT ACCURACY 2 1 Keeping Sensor Clean 86 2 2 Keeping Analyzer Calibrated 86 2 3 Avoiding Electrical Interference 86 SECTION 3 TROUBLESHOOTING 3 1 Ground Loops Determining if Ground Loop Exists 87 Finding Source of Ground Loop 88 3 2 Isolating Measuring System Problem Checking Electrical Connections 88 Verifying Sensor Operation 88 Verifying Analyzer Operation 88 90 Verifying Interconnect Cab...

Страница 13: ...4 Figure 2 7 Connecting Conventional Combination Electrode with Ground Rod 25 Figure 2 8 Connecting Control Alarm Device s to Electromechanical Relay s 27 Figure 2 9 Connecting 115 Volt Single Phase Line Power 90 130 VAC 28 Figure 2 10 Connecting 230 Volt Single Phase Line Power 190 260 VAC 28 Figure 2 11 Connecting 230 Volt Split Phase Line Power 190 260 VAC 28 Figure 3 1 Analyzer Keypad 30 Figur...

Страница 14: ...Model P33 pH ORP Analyzer panel mount 1 4 DIN Rev 6 1100 14 ...

Страница 15: ...how Measured pH or ORP if selected Measured temperature C or F Analog Output 1 and 2 values mA Measured pH or ORP and temperature For security you can enable a passcode feature to restrict access to configuration and calibration settings to author ized personnel only See PART THREE Section 3 6 for details Four methods are available to calibrate the analyzer for pH See PART THREE Section 4 2 for de...

Страница 16: ...is set to function as a STATUS relay it is no longer configurable Instead it becomes a dedicated system diagnostic only alarm relay that automatically energizes when the WARNING CHECK STATUS message flashes on the MEASURE screen This occurs when the analyzer detects a fail diagnostic condition See PART THREE Section 5 1 for more details Except for STATUS relays during calibration the relay on off ...

Страница 17: ...defi nitely even if power is lost or turned off The non volatile analyzer memory does not require battery backup A label with the analyzer model number serial number build date and other items is located on top of the enclo sure The analyzer is designed to provide protection from most normally encountered electromagnetic interference This protection exceeds U S standards and meets European IEC 801...

Страница 18: ...f delay and on delay Status Not configurable relay only activates when a sensor or analyzer diagnostic WARNING condition exists Indicators Relay A and B LEDs indicate respective relay status Temperature Compensation Automatic from 14 0 to 230 0 F 10 0 to 110 0 C with selection for NTC 300 ohm thermistor Pt 1000 ohm RTD or Pt 100 ohm RTD temperature element or manually fixed at a user entered tempe...

Страница 19: ...o hold their present values transfer to preset values to operate control elements by an amount corresponding to those val ues or remain active to respond to the measured value Communication RS 232 Enables configuration and retrieval of measured data for one analyzer using IBM compatible PC and optional GLI software tool kit HART Enables configuration and retrieval of measured data for multiple ana...

Страница 20: ...ential Technique Sensor Conventional Combination Elec trode with Preamp Conventional Combination Electrode without Preamp 3000 feet 914 m 985 feet 300 m 100 feet 30 m Recommendation Directly connect the sensor to the analyzer to eliminate potential problems caused by wet environments when a junction box is used 2 Mount the analyzer in a location that is Clean and dry where there is little or no vi...

Страница 21: ...QUIREMENTS Rev 6 1100 Model P33 pH ORP Analyzer panel mount 1 4 DIN 21 FIGURE 2 1 Enclosure Dimension Details for Analyzers with Letter A Prefix Serial Number FIGURE 2 2 Enclosure Dimension Details for Analyzers with No Letter Prefix Serial Number ...

Страница 22: ...n required mA analog output cables two turns required Relay cables no turns required 3 In harsh conducted RF conditions connect the earth ground of the analyzer Terminal 4 on TB1 to a lo cal known earth ground source All GLI 5 wire Differential Technique sensors have a built in NTC 300 ohm temperature element except Model 6006P4 2000 high purity water pH sensor systems which use Pt1000 ohm RTD for...

Страница 23: ...l Designations for Analyzers with Letter A Prefix Serial Number HART switch only provided with HART option 12 20 1 5 287387 127 51 1 5 029 32 5 25 6 59 1 7 5 12 20 1 287387 86 8186 8186 8186 8186 8186 8186 8186 8186 8186 8186 7 03 7 03 1 5 7 8186 8186 51 6 7 5 6 1625 20 S 253 6 1625 02 3 8186 P 1 32 5 7 7 7 7 60 57 0 FIGURE 2 4 Terminal Designations for Analyzers with No Letter Prefix Serial Numbe...

Страница 24: ...tching colors as indicated NOTE For best immunity to electromagnetic interference always connect the sensor cable s shield wire to a terminal on TB2 instead of to Terminal 5 on TB3 FIGURE 2 5 Connecting GLI 5 wire Differential Technique Sensor The electrode must be within 100 ft 30 m of the analyzer 985 ft 300 m for electrode with preamp Refer to Figure 2 6 and directly connect the electrode s coa...

Страница 25: ...e electrode s temperature element typically white and red insulated wires for GLI electrode to TEMP Terminals 2 and 3 on TB3 attaching either wire to either terminal Some applications require that an external ground rod be used with the combination electrode The electrode must be within 100 ft 30 m of the analyzer 985 ft 300 m for elec trode with preamp Refer to Figure 2 7 and directly connect the...

Страница 26: ... instrumentation cable for connecting the analog outputs Each 0 4 20 mA output can drive a load of up to 600 ohms Output 1 Connect the load to Terminals 4 and 5 on TB5 matching polarity as indicated Output 2 Connect the load to Terminals 6 and 7 on TB5 matching polarity as indicated NOTE When using the HART communication option a digital signal is encoded onto the 4 20 mA analog Output 1 signal In...

Страница 27: ...WER WIRING CAN ADEQUATELY CONDUCT THE CURRENT DRAW OF THE SWITCHED LOAD S Two sets of SPDT relay outputs Relays A and B are pro vided at Terminals 8 through 13 on TB5 The relay outputs are not powered The line power used to power the ana lyzer may also be used to power control alarm devices with these relay contacts Refer to Figure 2 8 for a general wir ing arrangement Always check control wiring ...

Страница 28: ...RD THREE WIRE CONNECTION ARRANGEMENT FOR SINGLE PHASE LINE POWER TO PREVENT AN UNSAFE CONDITION AND TO ENSURE PROPER ANALYZER OPERATION NOTE In all cases connect the line power cable ground wire usually green to the ground symbol terminal on TB1 The 115 and 230 voltage circuits are protected with in ternal board mounted slow blow fuses NOTE For 230 volt split phase line power be sure to con form t...

Страница 29: ... used to access edit selection screens for configuration EXIT screens at the end of each menu branch enable you to move up one level in the menu tree by pressing the ENTER key This is functionally the same as pressing the ESC key Edit Selection Screens These screens enter values choices to calibrate configure and test the analyzer Relay A and B red LED indicators light when their respec tive relay...

Страница 30: ...to change a value or selection 4 Õ Õ and Ö Ö keys Depending on the type of displayed screen these keys do the following MEASURE Screen Changes readout in continuous loop sequence to show different measurements Menu Screens These keys are non functional Edit Selection Screens Coarse adjusts the displayed numerical value 5 and Ø Ø keys Depending on the type of displayed screen these keys do the foll...

Страница 31: ...y the MEASURE screen at any time press the MENU key once and then the ESC key once The MEASURE screen can show four different readout ver sions To select between them in continuous loop sequence press the Õ Õ or Ö Ö key These are examples of the different versions Ö Ö Ö NOTE When the analyzer returns to its normal MEASURE screen mode the appearing readout is always the version last selected Note t...

Страница 32: ...ure Tip For operating convenience the layers within each main branch are organized with the most frequently used function screens at their beginning rather than the function screens used for initial startup 1 With the MEASURE screen displayed pressing the MENU key always shows the branch selection screen Pressing the MENU key with any other type of screen displayed always returns the display to th...

Страница 33: ...NGUAGE RELAY B SENSOR ALARM LEDS EXIT EPROM VERSION SELECT SIM SIM SENSOR RESET CONFIGURE RESET CALIBRATE EXIT Menu Structure Tip A menu screen with a horizontal bar symbol at the start of its first line indicates there is a related submenu or edit selection screen A menu screen with a symbol at the start and a È È symbol at the end of its second line indicates that you can select other screens wi...

Страница 34: ...creens always have a first line ending with a Pressing the Ø Ø or key changes the value choice enclosed by parenthesis second line on screen Example With this submenu screen displayed pressing the Ø Økey displays this related choice Use arrow keys to edit change the value choice enclosed by parenthesis examples shown above and below A choice can be changed by simply using the and Ø Ø keys Numerica...

Страница 35: ...glish To change languages 1 Press MENU key to display a MAIN MENU screen If the screen is not showing use Ø Øor key to display it 2 Press ENTER key to display 3 Press Ø Økey until screen appears 4 Press ENTER key to display Use Ø Øand keys to view the language choices 5 With the desired language displayed press ENTER key to enter this selection NOTE After a language is selected and entered all scr...

Страница 36: ...ARNING CHANGING THE SENSOR TYPE AUTOMATIC ALLY REPLACES ALL USER ENTERED VALUES WITH FACTORY DEFAULT VALUES 4 With the desired choice displayed press ENTER key to enter this selection When using the analyzer to measure ORP this function is not available ORP display format is fixed to show mV values as whole numbers For pH measurement choose the MEASURE screen display format to be XX X or XX XX Thi...

Страница 37: ...improved meas urement accuracy To select a buffer set 1 With the screen displayed press Ø Økey once to display 2 Press ENTER key to display a screen like Use Ø Ø and keys to view both choices 4 7 and 10 or DIN 19267 3 With the desired choice displayed press ENTER key to enter this selection When using the analyzer to measure ORP this function is not available When measuring pH in solutions with th...

Страница 38: ...s values lower than 7 00 pH Special applications may require the sensor to have a special isopotential such as 6 50 pH For best ac curacy set the analyzer to match the isopotential value of the special GLI Differential pH sensor NOTE Changing the isopotential setting always requires you to re calibrate the analyzer When using a con ventional combination electrode the isopotential setting is irrele...

Страница 39: ...ings Example Suppose the analyzer reading is steadily showing 7 3 pH then suddenly jumps to 9 8 pH for a few seconds and returns to 7 3 pH By turning on this feature the ana lyzer will perceive this as a temporary upset suppressing most of this pulse change and providing a smoother meas urement reading 1 With the screen displayed press Ø Økey once to display 2 Press ENTER key to display a screen l...

Страница 40: ...by defining the temperature element or fixed MANUAL temperature compensation When using MANUAL determine and enter a specific tem perature When using the analyzer to measure ORP this function only defines the element used for temperature measurement There is no temperature compensation for ORP measurement which does not require it NOTE When a temperature element type has been se lected but the ele...

Страница 41: ...NUAL is selected you must set the specific manual temperature compensation value A With the screen displayed press Ø Økey once to display B Press ENTER key to display a screen like Use arrow keys to adjust the displayed value to the desired fixed temperature and press ENTER key to enter the value The MEASURE screen can be set to display temperature values in C or F In either case the temperature d...

Страница 42: ...signal In a HART SINGLE MODE wiring configuration Output 1 remains available for normal use However in a HART MULTI DROP wiring con figuration Output 1 becomes dedicated to that function and cannot be used See PART THREE Section 7 for more HART communication information These instructions configure Output 1 Configure Out put 2 in the same way using its respective menu screens Each output can be as...

Страница 43: ...ich 20 mA is desired and press ENTER key to enter the value NOTE If the same values are set for 0 4 mA and 20 mA the output automatically goes to and remains at 20 mA Each analog output is normally active responds to the measured value of its assigned parameter However dur ing calibration you can transfer XFER each output to a preset value to operate a control element by an amount cor responding t...

Страница 44: ...ompromise The higher the filter time the longer the output signal response time will be to a change in the measured value 1 With the screen displayed press Ø Økey once to display 2 Press ENTER key to display a screen like Use arrow keys to adjust the displayed value to the desired filter time and press ENTER key to enter the value Each output can be set to be 0 20 mA or 4 20 mA 1 With the screen d...

Страница 45: ...eld in their present on off states for up to 30 minutes by using the HOLD OUTPUTS function in the TEST MAINT menu These instructions configure Relay A Configure Relay B in the same way using its respective menu screens Each CONTROL or ALARM relay can be assigned to use the measured pH or temperature for its operation 1 With the screen displayed press ESC key once to display 2 Press Ø Økey twice to...

Страница 46: ...E Section 5 1 for details 1 With the screen displayed press Ø Økey once to display 2 Press ENTER key to display a screen like Use Ø Ø and keys to view the choices ALARM CONTROL or STATUS 3 With the desired choice displayed press ENTER key to enter this selection Normally each CONTROL or ALARM relay is active re sponding to the measured value of its assigned parameter pH or ORP or temperature Durin...

Страница 47: ...ime 0 300 seconds to delay the relay from normally turning on For CONTROL Relay Phase A high phase assigns the relay setpoint to respond to increasing measured value conversely a low phase assigns the relay setpoint to respond to de creasing measured value Setpoint Sets the value at which the relay will turn on Deadband Sets the range in which the relay remains on after the measured value decrease...

Страница 48: ...ION 1 With the screen displayed press Ø Økey once to display 2 Press ENTER key to display the first respective relay function ACTIVATION screen setting 3 Use the same basic keypad operations described in previous setup procedures to enter the desired value for the displayed relay activation setting 4 Repeat this procedure for each relay activation setting ...

Страница 49: ... in the CONFIGURE menu by pressing the ENTER key a displayed notification re quests passcode entry A valid passcode entry saves the changed setting and returns the display to the MAIN MENU branch selection screen An incorrect passcode entry causes the display to momentarily show an error notification before returning to the MAIN MENU branch selection screen There is no limit on attempts to enter a...

Страница 50: ... seconds PULSE SUPPRESS OFF or ON OFF ENTER NOTE Enter up to eight characters to replace PH PH TEMPELE SELECTTYPE NTC300 PT1000 PT100 or MANUAL NTC300 TEMPELE SETMANUAL 0 0 100 0 C 25 0 C TEMPERATURE Display Configuration Setting CONFIGURE C OR F C or F C OUTPUT Configuration Settings SET PARAMETER SENSOR or TEMPERATURE Output 1 SENSOR Output 2 TEMPERATURE SET 4mA VALUE pH 2 00 to 14 00 pH ORP 210...

Страница 51: ... 200 0 C or 4 0 to 392 0 F pH 14 00 pH ORP 2000 mV TEMP 200 0 C or 392 0 F LOW DEADBAND pH 0 10 of range ORP 0 10 of range TEMP 0 10 of range pH 0 00 pH ORP 0 mV TEMP 0 0 C or 0 0 F HIGH DEADBAND pH 0 10 of range ORP 0 10 of range TEMP 0 10 of range pH 0 00 pH ORP 0 mV TEMP 0 0 C or 0 0 F Settings for only CONTROL Relays PHASE HIGH or LOW Relays A and B HIGH SET SETPOINT pH 2 00 to 14 00 pH ORP 21...

Страница 52: ...creen Press ENTER key to continue calibration To maintain best measurement accuracy periodically cali brate the analyzer Performance of the pH or ORP sensor slowly degrades over time eventually causing inaccurate readings The time period between calibrations and the rate of system drift can vary considerably with each appli cation and its specific conditions Calibration Tip Establish a maintenance...

Страница 53: ...sensor for the first time always use a two point method This recommended method requires two buffers typically pH 7 and pH 4 pH 10 buffer is also readily available but is not as stable particularly at extreme temperatures This method automatically recognizes buffers from the buffer set you selected Therefore you must use buffers that match values in the buffer set See PART THREE Section 3 2 subhea...

Страница 54: ...aits for the pH and temperature signals to stabilize measures the buffer value and automatically calibrates this point Thereafter a screen like appears for 5 seconds to confirm calibration of this point NOTE Any time the PLEASE WAIT screen appears during calibration you can manually complete calibration of the point by pressing the ENTER key However this is not recommended be cause the pH and temp...

Страница 55: ...the sensor into the process 12 Press ENTER key to display the active measurement reading on the 2 POINT BUFFER CONFIRM AC TIVE output status screen When the reading corre sponds to the actual typical process value press ENTER key again to return the analog outputs and re lays to their active states MEASURE screen appears This completes 2 POINT BUFFER calibration This method is similar to the 2 POI...

Страница 56: ...s ACTIVE OUTPUTS Responds to measured value With the desired choice displayed press ENTER key to enter this selection 7 With the sensor in the buffer and the screen displayed press ENTER key to confirm While the screen is displayed the analyzer waits for the pH and temperature signals to stabilize measures the buffer value and automatically calibrates the point Thereafter a screen like appears for...

Страница 57: ...FIRM CAL OK screen appears 10 Re install the sensor into the process 11 Press ENTER key to display the active measurement reading on the 1 POINT BUFFER CONFIRM AC TIVE output status screen When the reading corre sponds to the actual typical process value press ENTER key again to return the analog outputs and re lays to their active states MEASURE screen appears This completes 1 POINT BUFFER calibr...

Страница 58: ...Wait for the reading to stabilize which may take up to 30 minutes Then press ENTER key The PLEASE WAIT screen may appear if the reading is still too un stable After the reading has stabilized this static screen appears showing the last measured value 9 Determine the pH value of the first solution For a sam ple use laboratory analysis or a calibrated portable pH meter When using a pH buffer refer t...

Страница 59: ...X X mV pH screen appears indicating a slope value to measure sensor performance The slope should be between 54 and 62 mV pH for optimal performance Typically as the sensor ages and or be comes dirty its slope decreases When the slope decreases below 54 mV pH clean the sensor to im prove its performance If the slope remains low and you are using a GLI Differential sensor replace the salt bridge and...

Страница 60: ... Ø Ø or key to display it 3 Press ENTER key to display 4 Press ENTER key again to display 5 Press Ø Ø key until screen appears 6 Press ENTER key to display Use or Ø Ø key to view the three states that the analog outputs and relays can be in during calibration HOLD OUTPUTS Holds their present values XFER OUTPUTS Transfers to preset values ACTIVE OUTPUTS Responds to measured values With the desired ...

Страница 61: ... 54 and 62 mV pH for optimal sensor performance Typically as the sensor ages and or becomes dirty its slope decreases When the slope decreases below 54 mV pH clean the sensor to improve its performance If the slope remains low and you are using a GLI Differential sensor replace the salt bridge and standard cell buffer see sensor instruction manual for details If using a conventional combination el...

Страница 62: ... the sensor in the sample or reference solution 2 Press MENU key to display a MAIN MENU screen If the screen is not showing use Ø Ø or key to display it 3 Press ENTER key to display 4 Press ENTER key again to display 5 Press ENTER key again to display Use or Ø Ø key to view the three states that the analog outputs and relays can be in during calibration HOLD OUTPUTS Holds their present values XFER...

Страница 63: ... CAL OK screen appears 11 Re install the sensor into the process 12 Press ENTER key to display the active measurement reading on the 1 POINT SAMPLE CONFIRM ACTIVE output status screen When the reading corresponds to the actual typical process value press ENTER key to return the analog outputs and relays to their active states MEASURE screen appears This completes ORP calibration The analyzer analo...

Страница 64: ...ys to adjust Output 1 s minimum value to read exactly 4 00 mA on the digital multimeter not the analyzer display and press ENTER key to com plete calibration of the minimum endpoint value 9 After the screen re appears press Ø Økey once to display 10 Press ENTER key to display a screen like Once again the displayed value is counts not mA that dynamically change when the output is adjusted 11 Use a ...

Страница 65: ...to exercise the measurement loop Reset configuration not calibration values to defaults Reset calibration not configuration values to defaults The system diagnostic capabilities of the analyzer enable you to check the operating status of the analyzer sensor measurement and temperature inputs and relays The MEASURE screen will flash the WARNING CHECK STATUS message when a sensor or analyzer FAIL di...

Страница 66: ...s indications can be Status Indication Meaning ACTIVE Relay energized LED is on Control Relay Measured value exceeds setpoint Alarm Relay Measured value exceeds low or high alarm point Status Relay Existing system diagnostic condition has been detected INACTIVE Relay not ener gized LED is off Control Relay Measured value does not exceed setpoint Alarm Relay Measured value does not exceed low or hi...

Страница 67: ...log outputs will automatically change back to their active states and the display will return to the MEASURE screen 3 To end hold at any time and return the analog outputs back to their active states press ENTER key display returns to previous level of TEST MAINT menu branch When a relay overfeed timer times out as indicated by its blinking LED the timer must be manually reset using TEST MAINT men...

Страница 68: ... like NOTE The mA output test signal is now active Its value is shown on this screen 3 Use arrow keys to adjust the displayed value to obtain the desired mA test signal at the output terminals 4 To remove the output test signal and return to the pre vious level of the TEST MAINT menu branch press ESC key or ENTER key Relays A and B can be tested to confirm their operation These instructions test R...

Страница 69: ...press ESC key or ENTER key Both front panel alarm LEDs can be simultaneously tested 1 With the screen displayed press Ø Ø key until screen appears 2 Press ENTER key to display Both front panel LEDs should continuously blink on and off 3 To end this test and return to the previous level of the TEST MAINT menu branch press ESC key or ENTER key You can check the EPROM version used in the analyzer 1 W...

Страница 70: ...a pH or ORP value TEMPERATURE Selects the simulated value to be a temperature value 3 With the desired choice displayed press ENTER key to enter this selection After selecting the type of simulated measurement subsec tion 5 8 set the desired simulation value 1 With the screen displayed press Ø Ø key until screen appears 2 Press ENTER key to display a screen like NOTE Both analog output signals are...

Страница 71: ...not calibration settings to factory defaults RESET CONFIGURE DONE screen appears ac knowledging reset has occurred 4 To return to the previous level of the TEST MAINT menu branch press ESC key or ENTER key You can conveniently reset stored calibration settings to factory set defaults This excludes all other configuration settings 1 With the screen displayed press Ø Ø key until screen appears 2 Pre...

Страница 72: ...s Also the control element itself could be damaged due to excessive continuous or unusual operation such as a pump that is running dry The useful overfeed timer pre vents undesirable conditions like these from happening It restricts how long the relay and its connected control ele ment will remain on regardless of conditions To set a relay overfeed timer use its respective configura tion menu scre...

Страница 73: ...o off Overfeed timer was counting Overfeed timer automatically resets After you change the off relay back to on the overfeed timer starts its count down until it turns the relay off or the timer automatically On relay is transferred to off Overfeed timer was timed out resets again when the measured value or a value you simulate causes the relay to turn off Manually Testing Relay Operation using TE...

Страница 74: ...ld terminal can also communi cate with a GLI HART equipped analyzer with limited operability using HART Protocol Universal Commands and or Common Practice Commands The hand held terminal or PC must be connected to the ana lyzer 4 20 mA analog Output 1 signal anywhere along the circuit wiring See subsections 7 3 or 7 4 for more details HART Information Reference Listings To obtain complete informat...

Страница 75: ...uch as a tag descriptor message and date field for example to show last calibration date Acquire device information such as analyzer model number identification number distributor etc Acquire HART information including polling address and number of required preambles Your HART equipped smart GLI analyzer can also be se lected to operate in an all digital MULTI DROP mode This enables you to connect...

Страница 76: ... set the analyzer operating mode for the HART network locate the SINGLE MODE MULTI DROP switch Figure 3 2 and set the switch to the desired mode SM up position for SINGLE MODE MD down position for MULTI DROP mode 287387 P 56 7 5 60 57 0 FIGURE 3 2 Location of SINGLE MODE MULTI DROP Switch HART equipped analyzers only When the GLI analyzer is set to operate the HART network in the SINGLE Point to P...

Страница 77: ...igned a non zero polling address causing its Output 1 to automatically provide a constant 4 mA signal Each analyzer s analog OUTPUT 2 how ever remains available for normal use 1 Make sure the SINGLE MODE MULTI DROP switch of each analyzer is set to the MD down position 2 Refer to Figure 3 4 and connect the 4 20 mA analog Output 1 signal of each analyzer in parallel on one cable matching polarity a...

Страница 78: ...reambles required by a device analyzer from the master 1 With the GLI SETUP top level menu screen dis played select the HART INFO line and press key 2 With the HART INFO submenu screen displayed se lect the Poll addr line and press the key to display its related screen 3 Assign a polling address of 0 for one analyzer in a point to point configuration or 1 through 15 for two or more analyzers in a ...

Страница 79: ...he manufacturer name of a device Assign a tag associating a device with its installation Assign a descriptor that is associated to a device Assign a message that is associated to a device Assign a user defined date View the identification number of a device View the revision number s of a device The Final asmbly num information screen shows the final assembly number of the analyzer 1 With the GLI ...

Страница 80: ...information screen 3 Press the F4 key to return to the DEVICE INFO sub menu screen A tag is text that associates a device with its installation Though a tag can be used in any way there are several recommended uses For example the tag can be a unique label for a facility that corresponds to a device label such as a facility drawing or a control system The tag can also be used as a type of data lin...

Страница 81: ...to send the descriptor to the analyzer A message is text that is associated to a device It can be used in any imaginable way 1 With the GLI SETUP top level menu screen dis played select DEVICE INFO line and press key 2 With the DEVICE INFO submenu screen displayed select the Message line and press the key to dis play its related screen 3 Assign a message Use the alphanumeric keys to di rectly crea...

Страница 82: ...n screen 3 Press the F4 key to return to the DEVICE INFO sub menu screen The DEVICE REVISION line enables access to three revi sion level information screens Universal Rev Revision of the universal device description that the analyzer conforms to Fld Device Rev Revision of the analyzer specific description that the analyzer conforms to Software Rev Revision of the software firmware that is embedde...

Страница 83: ...unction enables you to initiate HART to re synchronize the master to the analyzer in case changes made at the analyzer are not reflected by the hand held terminal NOTE Since HART only performs housekeeping tasks upon initialization the REFRESH function need only be performed once However it may be used anytime thereafter to refresh the variables in the master 1 With the MAIN MENU top level menu sc...

Страница 84: ...yzer is equipped with two internal board mounted fuses 80 and 100 mA type T slow blow 5 mm x 20 mm The fuses protect the 115 and 230 volt line power circuits WARNING DISCONNECT LINE POWER TO AVOID THE POSSIBILITY OF ELECTRICAL SHOCK For Analyzers with Letter A Prefix Serial Number 1 After disconnecting line power unplug all terminal con nectors from their terminal strips 2 Using a flat bladed knif...

Страница 85: ...Prefix Serial Number 1 After disconnecting line power unplug all terminal con nectors from their terminal strips 2 Remove the four screws attaching the back panel and remove the panel from the case 3 Locate the board mounted fuses on the left circuit board Remove the blown fuse and replace it with a GLI fuse or equivalent A GLI fuse kit part number 1000G3315 101 for analyzers with no letter prefix...

Страница 86: ... one of the methods described in PART THREE Section 4 2 ORP Calibration Only use the method described in PART THREE Section 4 3 Calibrating the analyzer with old contaminated or diluted pH buffers may cause measurement errors Do not reuse buffers Never pour the portion of buffer used for calibration back into the buffer bottle always discard it Note that the pH value of a buffer changes slightly a...

Страница 87: ...mon Causes of a Ground Loop Components such as recorders or computers are connected to non isolated analog outputs Not using shielded cabling or failure to properly connect all cable shields Moisture or corrosion in a junction box The following simple test can help to determine if there is a ground loop 1 With the pH MEASURE screen displayed put the sen sor in a non conductive container plastic or...

Страница 88: ...ce the process media being measured is electrically conductive the source of the ground loop may not be readily apparent When experiencing problems try to determine the primary measurement system component causing the problem sen sor analyzer or interconnect cable if used 1 Verify that line power exists at the appropriate analyzer TB1 terminals 2 Check all analyzer cable connections to ensure they...

Страница 89: ...ect a millivolt generator or a jumper if generator is not available between Terminal 9 ground on TB3 and Terminal 1 active on TB4 with the lead on Terminal 1 of TB4 C Connect a 1 tolerance 1000 ohm resistor between Terminals 2 and 3 on TB3 D Make sure the analyzer is configured for a Pt 1000 temperature element see PART THREE Section 3 2 subheading Select TEMP ELEMENT Type 3 Reconnect line power t...

Страница 90: ...ve WARNING WHEN LINE POWER IS PRESENT BE CAREFUL TO AVOID ELECTRICAL SHOCK 1 After disconnecting line power remove the millivolt generator temperature simulation resistor and the jumper from the analyzer s TB1 terminals 2 Reconnect the sensor directly to the analyzer pur posely bypassing the interconnect cable and junction box if used 3 Reconnect line power to the analyzer WARNING WHEN LINE POWER ...

Страница 91: ... m 7 30 a m to 3 00 p m 6 30 a m to 2 00 p m 5 30 a m to 1 00 p m All analyzers returned for repair or replacement must be freight prepaid and include the following information 1 A clearly written description of the malfunction 2 Name of person to contact and the phone number where they can be reached 3 Proper return address for shipping analyzer s back Include preferred shipping method UPS Federa...

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