User guide

IM 12D08N05-01E
v
6. CALIBRATION ...........................................................................................................36
6-1.General ................................................................................................................ 36
6-2. Cell constant manual ...........................................................................................36
6-3. Cell constant automatic .......................................................................................36
6-4. Air (zero) calibration ............................................................................................36
6-5.Samplecalibration ...............................................................................................36
6-6. Temperature coefficient calibration ...................................................................... 36
6-7. Temperature calibration ......................................................................................37
6-8.Operationofholdfunctionduringcalibration ....................................................... 37
6-9.GeneralcommentsonSCcalibration .................................................................. 37
7. MAINTENANCE .........................................................................................................38
7-1. Periodic maintenance .........................................................................................38
7-2. Periodic maintenance of the sensor ....................................................................38
7-3. Cleaning methods................................................................................................38
7-4.LCDadjustment ................................................................................................... 38
8. TROUBLESHOOTING ...............................................................................................40
8-1.General ............................................................................................................... 40
8-2. Calibration check .................................................................................................40
8-3. Polarization check ...............................................................................................40
8-5. Prediction of cleaning needed .............................................................................40
8-6. Poor calibration technique ................................................................................... 40
8-7. Error displays and actions ...................................................................................40
9. QUALITY INSPECTION ............................................................................................. 41
10. SPARE PARTS ........................................................................................................45
APPENDICES ................................................................................................................46
Appendix 1, Temperature compensation ....................................................................46
Appendix2,TDSreadings .......................................................................................... 50
Appendix 3, Calibration solutions for conductivity ......................................................51
Appendix4,SensorselectionfortheEXAxtSC450G ................................................53
Appendix5,HowtoenterthecellconstantfortheSC21¨G,SC8SG,andSC4AJ ...55
Appendix 6, HART HHT (275/375) Menu structure ....................................................56
Appendix7,ControldrawingforFMapproval ............................................................60
Customer Maintenance Parts List (for Style: S2) ......................CMPL 12D08N05-02E
Revision Record ..............................................................................................................i