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PART THREE - OPERATION

SECTION 6 - TEST/MAINTENANCE

Rev. 6-501

Model P53 pH/ORP Analyzer (universal-mount 1/2 DIN)

6.10 RESET CAL

Values to Factory
Defaults

With the

screen displayed, use

key

to select the “RESET CONFIG” line.

Press

ENTER key

to display the “RESET CONFIG:

ARE YOU SURE?” screen, asking if you really intend to
perform this extreme action. (To abort this procedure,
press

ESC key

now.)

Press

ENTER key

to reset all stored configuration set-

tings --

not calibration settings

-- to factory defaults.

The “RESET CONFIG: DONE” screen appears, ac-
knowledging that reset has occurred.

To return to the TEST/MAINT top-level menu screen,
press

ESC key

ENTER key

You can conveniently reset all stored calibration settings --

but not configuration settings

-- to factory-set defaults.

With the

screen displayed, use

key

to select the “RESET CAL” line.

Press

ENTER key

to display the “RESET CAL: ARE

YOU SURE?” screen, asking if you really intend to
perform this extreme action. (To abort this procedure,
press

ESC key

now.)

Press

ENTER key

to reset all stored calibration settings

not configuration settings

-- to factory defaults. The

“RESET CAL: DONE” screen appears, acknowledging
that reset has occurred.

To return to the “TEST/MAINT” top-level menu screen,
press

ESC key

ENTER key

Содержание P53

Страница 1: ...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 info gliint com www gliint com ...

Страница 2: ...01 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: ...ion is likely 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 anal...

Страница 4: ...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 International freight prepaid for examination The pro...

Страница 5: ...ubheading SELECT SENSOR Type 3 The analyzer is factory set for automatic temperature compensation using the NTC 300 ohm temperature element built into all GLI Differential sensors except GLI s pure water pH sensor system 6006P4 2000 which uses a Pt 1000 RTD When you want fixed MANUAL temperature compensation or if you are using a sensor with a different tem perature element you must change the tem...

Страница 6: ...ACTIVE screen appears press ENTER key again to display the MEASURE screen and return the analog outputs and relays to their active states Use 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...

Страница 7: ... rinse it with clean water and immerse it in the second buffer typically pH 4 Then press ENTER key to confirm this 10 While the screen is displayed the analyzer waits for the pH and temperature signals to stabilize measures the buffer value and automatically cali brates 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 ap...

Страница 8: ...Model P53 pH ORP Analyzer universal mount 1 2 DIN Rev 6 501 8 ...

Страница 9: ...Hole Requirements 22 SECTION 3 ELECTRICAL CONNECTIONS 3 1 GLI Differential Technique Sensor 23 25 3 2 Conventional Combination Electrode 25 26 3 3 Conventional Combination Electrode with Ground Rod 26 3 4 Analog Outputs 27 3 5 Relay Outputs 28 3 6 Closed Contact TTL Input 29 3 7 Line Power 30 31 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 32 1 2 Keypad 32 33 1 3 MEASUR...

Страница 10: ...45 4 4 Configuring Analog Outputs 1 and 2 SET PARAMETER representation 45 46 SET 0 4 mA and 20 mA VALUES range expand 46 47 SET TRANSFER Value mA 47 SET FILTER Time 48 Select SCALE 0 mA 4 mA low endpoint 48 4 5 Configuring Relays A B C and D SET PARAMETER representation 49 50 SET FUNCTION Mode alarm control timer or status 50 51 SET TRANSFER Mode relay on or off 51 ACTIVATION configuration values ...

Страница 11: ...ing Relay Overfeed Timers 78 7 3 Overfeed Timer Timeout Operation 78 7 4 Resetting Overfeed Timers 78 7 5 Interactions with Other Analyzer Functions 78 79 SECTION 8 HART OPTION 8 1 Introduction 80 8 2 Analyzer Operating Modes for HART Network 81 82 8 3 SINGLE MODE Point to Point Wiring Arrangement 82 8 4 MULTI DROP Wiring Arrangement 83 8 5 HART Preferences Setup Changing Polling Address 84 Viewin...

Страница 12: ...sor Clean 91 2 2 Keeping Analyzer Calibrated 91 2 3 Avoiding Electrical Interference 91 SECTION 3 TROUBLESHOOTING 3 1 Ground Loops Determining If Ground Loop Exists 92 Finding Source of Ground Loop 93 3 2 Isolating Measuring System Problem Checking Electrical Connections 93 Verifying Sensor Operation 93 Verifying Analyzer Operation 93 95 Verifying Interconnect Cable Integrity 95 SECTION 4 ANALYZER...

Страница 13: ...ing Conventional Combination Electrode with Ground Rod to Analyzers with A or No Letter Prefix Serial Number 26 Figure 2 11 Connecting Control Alarm Device s to Electromechanical Relay s 28 Figure 2 12 Connecting 115 V Single Phase to Analyzers with B Prefix Serial Number 30 Figure 2 13 Connecting 230 V Single Phase to Analyzers with B Prefix Serial Number 30 Figure 2 14 Connecting 230 V Split Pha...

Страница 14: ...Model P53 pH ORP Analyzer universal mount 1 2 DIN Rev 6 501 14 ...

Страница 15: ... video can be changed by pressing the Ø Ø and keys to show Measured temperature C or F Analog Output 1 value mA Analog Output 2 value mA For security you can enable a passcode feature to restrict ac cess to configuration and calibration settings to authorized personnel only See PART THREE Section 4 6 for details Four methods are available to calibrate the analyzer for pH See PART THREE Section 5 2...

Страница 16: ...relay setup details NOTE When a relay 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 6 1 for more details Except for STATUS relay...

Страница 17: ...urned 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 affixed to the 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 series testing for electromagneti...

Страница 18: ...lay Status Not configurable relay only activates when a sensor or analyzer fail diagnostic WARNING condition exists Timer Relay is activated by user entered interval and time duration values to control GLI cleaning system Indicators Relay annunciators A B C and D indicate respective relay on off status Temperature Compensation Automatic from 14 0 to 230 0 F 10 0 to 110 0 C with selection for NTC 3...

Страница 19: ...be se lected to hold their present values transfer to preset values to operate control elements by an amount corresponding to those values 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...

Страница 20: ...distance between the sensor and analyzer is GLI Differential 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 locatio...

Страница 21: ...21 2 2 Mounting Figure 2 1 illustrates the various ways to mount the ana lyzer using the supplied bracket and hardware Determine the mounting method and attach the hardware as shown in the respective illustration Refer to Figure 2 2 for analyzer installation dimension details FIGURE 2 1 Analyzer Mounting Arrangements ...

Страница 22: ...n all wiring to the analyzer in 1 2 inch grounded metal conduits If using only shielded ca bles appropriate strain reliefs or cable grips are required GLI offers accessory cable grips part number 3H1091 and watertight locknuts part number 3H1230 for cable entries Seal unused cable entry holes with appropriate plugs NOTE Use NEMA 4 rated fittings and plugs to maintain the watertight integrity of th...

Страница 23: ...ter minals provided Performance may be improved by using cable glands that enable the shield to directly contact the analyzer chassis 2 Use Steward ferrite 28 B0590 000 or equivalent on the sensor cable two turns required 3 In harsh conducted RF conditions connect the earth ground of the analyzer to a local known earth ground source NOTE For easier wiring connect line power and relay out puts thro...

Страница 24: ... RELAY C 8 TB2 3 3 1 2 5 4 7 6 NO RELAY A NC COM RELAY B COM NC NC NO 10 9 12 11 3 4 2 RELAY D NC NO NO COM 115 230 N 4 3 2 6 5 9 8 7 10 RS 232 OUTPUT 2 HART 4 20 mA GND GND TTL 16 18 14 13 YELLOW BLACK WHITE RED GREEN SHIELD TB3 TB1 20 22 ACTIVE REF GND TEMP TEMP DIFFERENTIAL SENSOR COMBINATION SENSOR RX TX 10VA 50 60 Hz 90 130 VAC 180 260 VAC FIGURE 2 3 Terminal Designations for Analyzers with B...

Страница 25: ... Sensor to Analyzers with A or No Letter Prefix Serial Number 3 2 Conventional Combination Electrode The electrode must be within 100 ft 30 m of analyzer 985 ft 300 m for electrode with preamp See Figures 2 7 or 2 8 and directly connect electrode s coaxial cable to analyzer 1 Connect the electrode s reference signal braided shield wire of coaxial cable black insulated wire for GLI electrode to Ter...

Страница 26: ...no letter prefix serial number attaching either wire to either terminal Figure 2 8 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 See Figure 2 9 or 2 10 and directly connect the electrode s coaxial cable to the analyzer Connect the electrode and temperature...

Страница 27: ...rounding strip at bottom of case 5 open holes Fig 2 3 for analyzers with B prefix serial number The ground symbol Terminal 1 on TB1 Figure 2 4 for analyzers with A or no letter prefix serial number Each 0 4 20 mA output can drive a load of up to 600 ohms Output 1 Connect the load to Terminals 2 and 3 on TB1 matching polarity as indicated Output 2 Connect the load to Terminals 4 and 5 on TB1 matchi...

Страница 28: ...POWER WIRING CAN ADEQUATELY CONDUCT THE CURRENT DRAW OF THE SWITCHED LOAD S Up to four sets of SPDT relay outputs Relays A B C and D are provided at Terminals 1 through 12 on TB2 The re lay outputs are not powered The line power used to power the analyzer may also be used to power control alarm devices with these relay contacts See Figure 2 11 for a general wiring arrangement Always check control ...

Страница 29: ...ansfer either locally or remotely connect TTL Terminal 9 to Terminal 10 on TB1 When this input is broken the applied hold or transfer releases NOTE The TTL input feature can be affected by three other methods used to hold the analog outputs and relays which are listed in order of precedence 1 Selected Calibration Output State The out put state HOLD XFER or ACTIVE selected during a calibration alwa...

Страница 30: ...ENSURE PROPER ANALYZER OPERATION NOTE In all cases connect the line power cable ground wire usually green to The grounding strip at bottom of case 5 open holes Figures 2 12 2 14 or 2 16 for analyzers with B prefix serial number The ground symbol Terminal 1 on TB3 Figures 2 13 2 15 or 2 17 for analyzers with A or no letter prefix serial number The 115 and 230 voltage circuits are protected with in ...

Страница 31: ... 230 Volt Split Phase to Analyzers with B Prefix Serial Number FIGURE 2 15 Connecting 115 Volt Single Phase to Analyzers with A or No Letter Prefix Serial Number FIGURE 2 16 Connecting 230 Volt Single Phase to Analyzers with A or No Letter Prefix Serial Number FIGURE 2 17 Connecting 230 Volt Split Phase to Analyzers with A or No Letter Prefix Serial Number ...

Страница 32: ...URE screen s top line Relay A B C and D annunciators will appear when their relay operational state changes When a relay overfeed timer is used and it has timed out the respective relay annunciator con tinuously blinks until the overfeed condition is resolved MENU Screens These top level and lower level sub menu screens within the three main branches of the menu tree are used to access edit select...

Страница 33: ...y once takes the display up one level to the MEASURE screen This key can also abort the proce dure 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 Menu Screens These keys are non functional Edit Selection Screens Coarse adjusts the displayed numerical value choice 5 and Ø Ø keys Depending on the type of displayed scree...

Страница 34: ...ng the Ø Ø or key with the MEASURE screen dis played scrolls between other measurements on the bottom auxiliary display line These MEASURE screen examples illustrate this feature NOTE The MEASURE screen will show an asterisk after the pH reading to indicate pure water temperature compensation if it was selected PART THREE Section 4 2 subheading Select Pure H2O COMP When the analyzer returns to its...

Страница 35: ...rganized with the most frequently used function screens at their beginning rather than the functions used for initial startup Press the MENU key to always display this main branch selection screen 21 85 7 67 0 17 7 1 After displaying the main branch selection screen use the Ø Ø and keys to select the line corresponding to the desired branch shown in reverse video 2 Press the ENTER key to display t...

Страница 36: ... keys to select the line corresponding to the desired lower level submenu screen 2 Press the ENTER key to display the submenu screen When a submenu or sub submenu screen contains a first line ending with a it is an edit selection screen Pressing the Ø Ø or key changes the value choice enclosed by pa renthesis second line on screen Example With this submenu edit screen displayed pressing the Ø Økey...

Страница 37: ...ter a configuration setting The analyzer is equipped to display operating screens in various languages including English French Français German Deutsche Spanish Español and others The analyzer is factory set for English To change languages 1 Press MENU key to display 21 85 7 67 0 17 7 Use Ø Ø key to select the CONFIGURE line 2 Press ENTER key to display 6 7 287387 6 7 5 6 7 5 6 7 5 6 7 5 6 7 3 66 ...

Страница 38: ...e 2 Press ENTER key to display 63 250 7 6 7 8 5 385 2 203 6 7 62 32 17 6 7 7 5 38 6 68335 66 17 5 127 7 03 0 17 7 3 With the SELECT SENSOR line selected press ENTER key to display a screen like Use Ø Ø and keys to view the four choices DIFF pH Configures analyzer to use a GLI 5 wire Differential pH sensor COMBINATION pH Configures analyzer to use a conventional combination pH electrode DIFF ORP Co...

Страница 39: ...ayed press ENTER key to enter this selection When using the analyzer to measure ORP this function is not provided For pH configure the analyzer to use one of these buffer sets for pH calibration 4 00 7 00 and 10 00 DIN 19267 standard 1 09 4 65 6 79 9 23 and 12 75 NOTE When using buffers that are not included in either of the analyzer buffer sets disregard selecting the buffer set In this case use ...

Страница 40: ...ure compensation is limited to 50 C If the process temperature is higher the offset corresponding to 50 C is used 1 With the 63 250 7 6 7 8 5 385 2 203 6 7 62 32 17 6 7 7 5 38 6 68335 66 17 5 127 7 03 0 17 7 screen displayed use Ø Ø key to select the PURE H2O COMP line 2 Press ENTER key to display 3 With the SELECT TYPE line selected press ENTER key to display a screen like Use Ø Ø and keys to vie...

Страница 41: ... pH sensor NOTE Changing the isopotential setting always requires you to re calibrate the analyzer When using a con ventional combination electrode the isopotential value is irrelevant and does not apply 1 With the 63 250 7 6 7 8 5 385 2 203 6 7 62 32 17 6 7 7 5 38 6 68335 66 17 5 127 7 03 0 17 7 screen displayed use Ø Ø key to select the SET ISO POINT line 2 Press ENTER key to display a screen li...

Страница 42: ...o 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 63 250 7 6 7 8 5 385 2 203 6 7 62 32 17 6 7 7 5 38 6 68335 66 17 5 127 7 03 0 17 7 screen displayed use Ø Ø key to select the PULSE SUPPRESS line 2 Press ENTER key to display a screen like Use Ø Ø and keys to view b...

Страница 43: ...rature element or fixed MANUAL tem perature compensation When using MANUAL you must determine and enter a specific temperature When using the analyzer to measure ORP this function only defines the element used for temperature measurement ORP measurement does not require temperature compensa tion and is unaffected by the measured temperature NOTE When a temperature element type has been se lected b...

Страница 44: ...fixed manual temperature compensation for pH measurement only when not using a temperature element 4 With desired choice displayed press ENTER key to enter this selection When MANUAL is selected you must set the specific manual temperature compensation value A With the screen displayed use Ø Ø key to select the SET MANUAL line B Press ENTER key to display a screen like Use arrow keys to adjust the...

Страница 45: ...s entered DURATION and OFF DELAY time periods 1 999 seconds each The output state HOLD XFER or ACTIVE selected during calibration always takes precedence over an applied TTL input hold transfer and or TIMER relay hold For more de tails on order of precedence for hold functions refer to PART TWO Section 3 6 From the moment output hold is initiated during calibration from TEST MAINT menu or by TTL i...

Страница 46: ...ed pH or ORP or measured TEMPERATURE 1 With the 6 7 287387 6 7 5 6 7 5 6 7 5 6 7 5 6 7 3 66 2 6 7 25 1 8 6 1625 7 screen displayed and the SET OUTPUT 1 line selected press ENTER key to display 6 7 P 9 8 6 7 P 9 8 6 7 75 16 5 6 7 7 5 6 P P 7 2 With the SET PARAMETER line selected press ENTER key to display a screen like Use Ø Ø and keys to view both choices SENSOR or TEMPERATURE With the desired ch...

Страница 47: ...ss 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 responding to the measured value of its assigned parameter However during calibration you can transfer XFER each output to a preset value to operate a control element by an amount corre sponding to that value To set a mA tr...

Страница 48: ...output signal response time will be to a change in the measured value 1 With the 6 7 P 9 8 6 7 P 9 8 6 7 75 16 5 6 7 7 5 6 P P 7 screen displayed use Ø Ø key to select the SET FILTER line 2 Press ENTER key to display a screen like Use arrow keys to adjust the dis played value to the desired filter time and press ENTER key to enter it Each output can be set to be 0 20 mA or 4 20 mA 1 With the 6 7 P...

Страница 49: ... the ENTER key For an indefinite period by locally or remotely connecting the TTL input Terminals 9 and 10 on TB1 The output state HOLD XFER or ACTIVE selected during calibration always takes precedence over an applied TTL input hold transfer For more details on order of precedence for hold functions refer to PART TWO Section 3 6 NOTE TIMER relays operate differently than CONTROL or ALARM relays a...

Страница 50: ...ature STATUS relay that is not configurable It is 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 sensor or analyzer fail diagnostic condition see PART THREE Section 6 1 for details TIMER relay that is intended to control a GLI sensor cleaning system or equivalent...

Страница 51: ...ed elapses 1 With the 6 7 81 7 21 6 7 75 16 5 7 9 7 21 7 screen displayed use Ø Ø key to select the SET FUNCTION line 2 Press ENTER key to display a screen like Use Ø Ø and keys to view the choices ALARM CONTROL STATUS or TIMER With the desired choice displayed press ENTER key to enter this selection Normally each CONTROL and ALARM relay is active re sponding to the measured value of its assigned ...

Страница 52: ...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 decreases below the setpoint value ...

Страница 53: ...cess overshoot when there are long proc ess pipe runs or delays in mixing To set relay configuration values ACTIVATION 1 With the 6 7 81 7 21 6 7 75 16 5 7 9 7 21 7 screen displayed use Ø Ø key to select the ACTIVATION line 2 Depending on the selected relay function pressing ENTER key displays when ALARM mode is selected when CONTROL mode is selected when TIMER mode is selected 3 Use Ø Ø key to se...

Страница 54: ... 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 valid passcode The passcode is fa...

Страница 55: ... seconds 0 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 TEMP ELE SET MANUAL 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 0...

Страница 56: ... 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 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 F Settings for only CONTROL Relays PHASE HIGH or LOW All Relays HIGH SET SETPOINT pH 2 00 to 14 00 pH ORP 2100 to 2100 mV TEMP 20 0 to 200 0 C or 4 0 to 392 0 F pH 14 00 pH ORP 2000 mV TEMP...

Страница 57: ...ntenance will be influenced by the char acteristics of the process solution and can only be determined by operating experience The analyzer is factory calibrated for accurate temperature measurement It will provide pH readings that are automati cally corrected for temperature changes when the analyzer Receives a temperature signal from a pH sensor that has a built in temperature element all GLI Di...

Страница 58: ...hods provided for pH calibration CAUTION WHEN USING A NEW SENSOR OR REPLACING THE SALT BRIDGE AND STANDARD CELL SOLUTION ON AN EXISTING SENSOR ALWAYS PERFORM A RESET CAL USING THE TEST MAINT MENU PART THREE SECTION 6 10 BEFORE CALIBRATING NOTE When calibrating a sensor for the first time always use a two point method for best accuracy This recommended method requires two buffers typically pH 7 and...

Страница 59: ... 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 choice displayed press ENTER key to enter this selection 6 With the sensor in the first buffer and the screen displayed press ENTER key to confi...

Страница 60: ... indicating a slope value to measure sensor performance The slope should be between 54 and 62 mV pH for optimal sensor performance Typically as the sensor ages and or becomes dirty its slope decreases When the slope is less than 54 mV pH clean the sensor to im prove its performance If you are using a GLI Differential sensor and the slope remains low replace the salt bridge and standard cell soluti...

Страница 61: ...ibration method Instead use only the 1 POINT SAMPLE calibration method 1 Immerse the sensor in the pH buffer Important Allow the sensor and buffer temperatures to equalize De pending on their temperature differences this may take 30 minutes or more 2 Press MENU key to display 21 85 7 67 0 17 7 3 With the CALIBRATE line selected press ENTER key to display 4 With the SENSOR line selected press ENTER...

Страница 62: ...ndicating a slope value to measure sensor performance The slope should be between 54 and 62 mV pH for optimal sensor performance Typically as the sensor ages and or becomes dirty its slope decreases When the slope is less than 54 mV pH clean the sensor to im prove its performance If you are using a GLI Differential sensor and the slope remains low replace the salt bridge and standard cell solution...

Страница 63: ... 4 With the SENSOR line selected press ENTER key to display 5 Use Ø Ø key to select the 2 POINT SAMPLE line and 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 choice displayed ...

Страница 64: ...n the second solution and press ENTER key to confirm This active screen appears showing the measurement reading 12 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 13 Determine the pH value of the s...

Страница 65: ... to the actual typical process value press ENTER key again to return the analog outputs and relays to their active states MEASURE screen appears This completes 2 POINT SAMPLE calibration This method is similar to the 2 POINT SAMPLE method ex cept that only one sample or buffer is used to calibrate one point This method requires you to enter the known pH value of the sample or pH buffer Determine t...

Страница 66: ...table After the reading has stabilized this static screen appears showing the last measured value 8 Determine the pH value of the sample using laboratory analysis or a calibrated portable pH meter When us ing a pH buffer refer to the table on the buffer bottle to find the exact pH value corresponding to the tempera ture of the buffer 9 With the static screen displayed use arrow keys to adjust the ...

Страница 67: ...their active states MEASURE screen appears This completes 1 POINT SAMPLE calibration Calibrate for ORP measurement using only this 1 POINT SAMPLE method CAUTION WHEN USING A NEW SENSOR OR REPLACING THE SALT BRIDGE AND STANDARD CELL SOLUTION ON AN EXISTING SENSOR ALWAYS PERFORM A RESET CAL USING THE TEST MAINT MENU PART THREE SECTION 6 10 BEFORE CALIBRATING NOTE A two point calibration method is pu...

Страница 68: ... ACTIVE OUTPUTS Responds to measured values With the desired choice displayed press ENTER key to enter this selection 6 With the sensor in the sample or reference solution and the screen displayed press ENTER key to confirm This active screen appears showing the measurement reading 7 Wait for the reading to stabilize Then press ENTER key The PLEASE WAIT screen may appear if the reading is still to...

Страница 69: ...e press ENTER key again to return the analog outputs and re lays to their active states MEASURE screen appears This completes ORP calibration The analyzer analog outputs are factory calibrated How ever they can be re calibrated at any time if desired These instructions calibrate Output 1 Calibrate Output 2 in the same way using its respective menu screens NOTE When the passcode feature is enabled ...

Страница 70: ...arrow keys 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 8 After the screen re appears press Ø Ø key once to select the CAL OUT 1 20 mA line and press ENTER key to display a screen like Once again the displayed value is counts not mA that dynamically change whe...

Страница 71: ...se 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 signals and relays The MEASURE screen will flash the WARNING CHECK STATUS message when a system diagnostic fail condi tion ...

Страница 72: ...nnunciator 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 energized annunciator is off Control Relay Measured value does not exceed setpoint Alarm Relay Measured value does not exceed low or high alarm point Status Relay Analyzer has not detected sy...

Страница 73: ...e analog outputs will automatically change back to their active states and the display will return to the MEASURE screen 3 To release the hold at any time and return analog out puts back to their active states press ENTER key display returns to TEST MAINT top level menu screen When a relay overfeed timer times out as indicated by its blinking annunciator the timer must be manually reset using TEST...

Страница 74: ...ress ENTER key to display a screen 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 Output 1 terminals 4 To remove the output test signal and return to the TEST MAINT top level menu screen press ESC key or ENTER key Relays A B C and D can be tested to confirm their opera tion T...

Страница 75: ...eck the version of EPROM used in the analyzer 1 With the screen displayed use Ø Ø key to select the EPROM VERSION line 2 Press ENTER key to view the EPROM version screen 3 To return to the TEST MAINT top level menu screen press ESC key or ENTER key You can simulate a measured value to make the relays and analog outputs respond accordingly First select the type of simulated value using this subsect...

Страница 76: ...esired simulation value 1 With the screen displayed use Ø Ø key to select the SIM SENSOR line 2 Press ENTER key to display a screen like NOTE Both analog output signals are now active They have a mA value that corresponds to the measurement value shown on this screen The relays depending on their configured settings may also respond to this simulation value 3 Use arrow keys to adjust the displayed...

Страница 77: ...appears ac knowledging that reset has occurred 4 To return to the TEST MAINT top level menu screen press ESC key or ENTER key You can conveniently reset all stored calibration settings but not configuration settings to factory set defaults 1 With the screen displayed use Ø Ø key to select the RESET CAL line 2 Press ENTER key to display the RESET CAL ARE YOU SURE screen asking if you really intend ...

Страница 78: ...ess 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 sc...

Страница 79: ...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 by using T...

Страница 80: ...rminal 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 8 3 or 8 4 for more details HART Information Reference Listings To obtain complete information o...

Страница 81: ...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 82: ...or normal use To set the analyzer operating mode for the HART network locate the SINGLE MODE MULTI DROP switch Figure 3 2 and set it to the desired mode SM left position for SINGLE MODE MD right position for MULTI DROP mode FIGURE 3 2 Location of SINGLE MODE MULTI DROP Switch HART equipped analyzers only When the GLI analyzer is set to operate in the SINGLE Point to Point MODE on a HART network th...

Страница 83: ...signed 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 right 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...

Страница 84: ...preambles 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 XX for two or more analyzers in a...

Страница 85: ... the 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 GL...

Страница 86: ...d 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 l...

Страница 87: ... 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 cre...

Страница 88: ...tion 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 embe...

Страница 89: ...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 90: ...otect the 115 and 230 volt line power circuits WARNING DISCONNECT LINE POWER TO AVOID THE POSSIBILITY OF ELECTRICAL SHOCK 1 After disconnecting line power open the analyzer door and locate the fuses shown in Figure 2 3 or 2 4 2 Remove the blown fuse and replace it with a GLI fuse or an equivalent Refer to PART FIVE Spare Parts for GLI fuse kit part number 3 Reconnect line power and close the analy...

Страница 91: ...PART THREE Section 5 2 ORP Calibration using only the method described in PART THREE Section 5 3 Calibrating 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 as its temperature changes Always refer to th...

Страница 92: ...Loops 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 or ORP MEASURE screen displayed put the sensor in a non conductive container plastic or glass filled wi...

Страница 93: ...s 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 TB3 terminals 2 Check all analyzer cable connections to ensure they are properly connected To verify sen...

Страница 94: ...Connect a millivolt generator or a jumper if gen erator is not available between Terminal 20 reference and Terminal 22 active on TB1 with the lead on Terminal 22 C Connect a 1 tolerance 1000 ohm resistor be tween Terminals 14 and 15 on TB1 D Make sure the analyzer is configured for a Pt 1000 temperature element PART THREE Section 4 2 Select TEMP ELEMENT Type 3 Reconnect line power to the analyzer ...

Страница 95: ... lyzer is probably inoperative WARNING LINE POWER IS PRESENT BE CAREFUL TO AVOID ELECTRICAL SHOCK 1 After disconnecting line power remove the millivolt generator and temperature simulation resistor When using a GLI Differential Technique sensor also remove the jumper from the analyzer TB1 terminals 2 Reconnect the sensor directly to the analyzer pur posely bypassing the interconnect cable and junc...

Страница 96: ...o 4 00 p 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 UP...

Страница 97: ...2010 004 Power Supply Scaling Board Assembly P53A2020 001 Ribbon Interconnect Cable 1000A3355 001 Complete Door Assembly P53G1010 201 Power Supply Scaling Board Assembly P53G1040 101 Ribbon Interconnect Cable 1000A3334 001 Complete Door Assembly P53G1010 201 Power Supply Scaling Board Assembly P53G1040 101 Ribbon Interconnect Cable 4W001 The following parts are common to all P53 Analyzers regardle...

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