IM 12B07D02-01E
4. Operation; Display Functions And Setting ...................................................... 4-1
4-1. Operator interface ........................................................................................... 4-1
4-2. Explanation of operating keys ......................................................................... 4-2
4-3. Setting passcodes .......................................................................................... 4-3
4-3-1. Passcode protection ........................................................................................................4-3
4-4. Display examples ............................................................................................ 4-3
4-5. Display functions ............................................................................................ 4-4
4-5-1. Display functions pH (default)..........................................................................................4-4
4-5-2. Display functions pH (ORP).............................................................................................4-5
4-5-3. Display functions pH (rH).................................................................................................4-6
5. Parameter setting ............................................................................................... 5-1
5-1. Maintenance mode ......................................................................................... 5-1
5-1-1. Manual temperature selection and adjustment ...............................................................5-2
5-1-2. Process temperature measuring in ORP mode...............................................................5-3
5-1-3. Manual activation of HOLD..............................................................................................5-4
5-1-4. Manual impedance check ................................................................................................5-5
5-2. Commissioning mode ..................................................................................... 5-6
5-2-1. Output range ....................................................................................................................5-7
5-2-2. Hold ..............................................................................................................................5-8
5-2-3. Service ...........................................................................................................................5-10
5-3. Notes for guidance in the use of service coded settings ...............................5-11
5-3-1. Parameter specific functions .........................................................................................5-11
5-3-2. Temperature compensation and measuring functions. .................................................5-13
5-3-3. Calibration functions ......................................................................................................5-15
5-3-4. mA output functions .......................................................................................................5-17
5-3-5. User interface ................................................................................................................5-19
5-3-6. Communication setup ....................................................................................................5-21
5-3-7. General .........................................................................................................................5-21
5-3-8. Test and setup mode ....................................................................................................5-21
6. Calibration ....................................................................................................... 6-1
6-1. Automatic calibration ....................................................................................... 6-1
6-2. Manual calibration ........................................................................................... 6-1
6-3. Sample calibration .......................................................................................... 6-1
6-4. Data entry ....................................................................................................... 6-1
6-5. Calibration procedures .................................................................................... 6-2
6-5-1. Automatic calibration .......................................................................................................6-2
6-5-2. Automatic calibration with HOLD active ..........................................................................6-3
6-5-3. Manual calibration (2nd parameter calibration) ...............................................................6-4
6-5-4. Sample calibration ..........................................................................................................6-6
7. Maintenance ....................................................................................................... 7-1
7-1. Periodic maintenance for the EXA transmitter ................................................ 7-1
7-2. Periodic maintenance for the sensor system .................................................. 7-1
7-3. Calibration procedures are described in step-by-step detail in chapter 6. ..........
However, follow these guidelines. .................................................................... 7-2
8. Troubleshooting ................................................................................................. 8-1
8-1. Diagnostics ..................................................................................................... 8-2
8-1-1. Off-line calibration checks ...............................................................................................8-2
8-1-2. On-line impedance checks ..............................................................................................8-2
9. Spare Parts ....................................................................................................... 9-1
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