Yokogawa DO402 Dissolved Oxygen Analyzer - Manual (Page 6)

IM 12J05D02-01E
5-1-2. Manual Wash start/stop ...................................................................................................5-3
5-1-3. Setpoint adjustment .........................................................................................................5-4
5-2. Commissioning mode ..................................................................................... 5-5
5-2-1. Setpoints ..........................................................................................................................5-6
5-2-2. Range ..............................................................................................................................5-8
5-2-3. Hold ..............................................................................................................................5-10
5-2-4. Wash .............................................................................................................................5-12
5-2-5. Service ...........................................................................................................................5-13
5-3. Notes for guidance in the use of service coded settings .............................. 5-14
5-3-1. Parameter specific functions .........................................................................................5-14
5-3-2. Temperature functions ...................................................................................................5-16
5-3-3. Calibration functions ......................................................................................................5-16
5-3-4. mA output settings .........................................................................................................5-18
5-3-5. Contact outputs..............................................................................................................5-20
5-3-6. User interface ................................................................................................................5-26
5-3-7. Communication setup ....................................................................................................5-28
5-3-8. General .........................................................................................................................5-28
5-3-9. Test and setup mode ....................................................................................................5-28
6. CALIBRATION PROCEDURE ............................................................................. 6-1
6-1. General ........................................................................................................... 6-1
6-1-1. Calibration methods .........................................................................................................6-1
6-1-2. Diagnostic functions performed during calibration ..........................................................6-2
6-2. Calibration procedure using air calibration method ........................................ 6-2
6-2-1. Preparation ......................................................................................................................6-2
6-2-2. Procedure for air calibration ............................................................................................6-3
6-3. Calibration procedure using water calibration method .................................... 6-4
6-3-1. Preparation ......................................................................................................................6-4
6-3-2. Calibration operation (water calibration method) .............................................................6-4
6-3-3. Procedure for Water calibration .......................................................................................6-5
6-4. Calibration method using manual calibration method ..................................... 6-6
6-4-1. Preparation ......................................................................................................................6-6
6-4-2. Procedure for manual calibration.....................................................................................6-7
7. Maintenance ........................................................................................................ 7-1
7-1. Overall dissolved oxygen metering system .................................................... 7-1
7-1-1. Inspection and maintenance to be implemented periodically ..........................................7-1
7-1-2. Inspection and maintenance to be implemented on occasion ........................................7-1
7-2. Periodic maintenance for the EXA DO402G converter ................................... 7-2
7-3. Fuse Replacement .......................................................................................... 7-2
8. Troubleshooting ................................................................................................. 8-1
8-1. Measures in the case of converter operation failure ....................................... 8-1
8-1-1. No dissolved-oxygen converter operation .......................................................................8-1
8-1-2. Operation key or display failure .......................................................................................8-1
8-2. Measures in the case of failure (Error) detection ............................................ 8-2
9. Spare Parts.......................................................................................................... 9-1
10. Appendix ........................................................................................................ 10-1
10-1. Setpoint ....................................................................................................... 10-1
10-2. Range ......................................................................................................... 10-1
10-3. Hold ............................................................................................................ 10-1
10-4. Wash ........................................................................................................... 10-1
10-5. User setting table ........................................................................................ 10-2