Model P33 pH/ORP Analyzer (panel-mount 1/4 DIN)
Rev. 6-1100
12
T A B L E O F C O N T E N T S ( c o n t i n u e d )
P A R T F O U R - S E R V I C E A N D M A I N T E N A N C E
SECTION 1
GENERAL INFORMATION
1.1 Inspecting Sensor Cable ....................................................................... 84
1.2 Replacing Fuse(s) ............................................................................84-85
1.3 Replacing Relays .................................................................................. 85
SECTION 2
PRESERVING MEASUREMENT ACCURACY
2.1 Keeping Sensor Clean .......................................................................... 86
2.2 Keeping Analyzer Calibrated................................................................. 86
2.3 Avoiding Electrical Interference............................................................. 86
SECTION 3
TROUBLESHOOTING
3.1 Ground Loops:
Determining if Ground Loop Exists .................................................. 87
Finding Source of Ground Loop....................................................... 88
3.2 Isolating Measuring System Problem:
Checking Electrical Connections ..................................................... 88
Verifying Sensor Operation.............................................................. 88
Verifying Analyzer Operation ......................................................88-90
Verifying Interconnect Cable Integrity.............................................. 90
SECTION 4
ANALYZER REPAIR/RETURN
4.1 Customer Assistance............................................................................. 91
4.2 Repair/Return Policy ............................................................................. 91
