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Appendix A
Channel Specific Settings and Features
Thermo Scientific
Orion Versa Star Pro Meter User Manual
139
Electrode Diagnostics Log
Electrode
Model
Electrode
Serial #
Date
Temp. Resistance
Change in
Resistance
Notes
8102BNWP
(example)
PV1-27726 1/6/14 24.5°C 340 MΩ
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Initial Check
8102BNWP
(example)
PV1-27726 1/13/14 24.0°C 20 MΩ
320 MΩ
Large resistance decrease,
indicates electrode failure –
crack in pH bulb observed