Calibrate with a known concentration method............................................. 24
Calibrate with an air-saturated method.......................................................25
Maintenance...............................................................................................................25
Replace the batteries.................................................................................................25
Clean the instrument.................................................................................................. 25
ISFET pH probe maintenance...................................................................................26
Prepare the probe for storage............................................................................26
Calibrate the ISFET probe..................................................................................27
Clean the ISFET probe.......................................................................................27
Repair the ISFET probes....................................................................................27
BNC electrode maintenance......................................................................................28
Clean the electrode............................................................................................28
Troubleshooting.......................................................................................................28
Error codes................................................................................................................29
Replacement parts and accessories...............................................................30
Table of Contents
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