Yokogawa ISC450 4-Wire Analyzer for Inductive Conductivity - Manual (Page 7)

IM 12D06D05-01E
v
6. CALIBRATION ...........................................................................................................36
6-1. Before calibration.................................................................................................36
6-2. Cell constant manual ...........................................................................................38
6-3. Cell constant automatic .......................................................................................38
6-4. Air (zero) calibration ............................................................................................38
6-5. Sample calibration ...............................................................................................38
6-6. Temperature coefficient calibration ......................................................................38
6-7. Temperature calibration ......................................................................................39
6-8. Operation of hold function during calibration .......................................................39
7. MAINTENANCE .........................................................................................................40
7-1. Periodic maintenance .........................................................................................40
7-2. Periodic maintenance of the sensor ....................................................................40
7-3. Cleaning methods................................................................................................40
7-4. LCD adjustment ...................................................................................................40
8. TROUBLESHOOTING ...............................................................................................42
8-1. General ...............................................................................................................42
8-2. Calibration check .................................................................................................42
8-3. Predictive maintenance .......................................................................................42
8-4. Poor calibration technique ...................................................................................42
8-5. Error displays and actions ...................................................................................42
9. QUALITY INSPECTION .............................................................................................43
10. SPARE PARTS ........................................................................................................47
APPENDICES ................................................................................................................48
APPENDIX 1, Temperature compensation .................................................................48
APPENDIX 2, Temperature compensation matrix. .....................................................51
APPENDIX 3, Calibration solutions for conductivity ...................................................52
APPENDIX 4, Measurement principle ........................................................................53
APPENDIX 5, HART HHT (275/375) Menu structure .................................................54
APPENDIX 6, Control drawing for FM approval .........................................................58
Customer Maintenance Parts List (for Style: S2) ......................CMPL 12D06D05-02E
Revision Record ..............................................................................................................i