Equipment and Calibration

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Equipment Entry

Instrument:pH ORP
Manufacture:YSI
Model No:EXO pH-ORP
Serial No:24G102326
Tag No:
Acquisition Date:2024-07-25
Project:DeltaCouncil-Dutch
Location on 2024-10-23:Gilbert Tract,
Notes: Electrolyte in the sensor module will be depleted in 12-18 months at which point the module will need to be replaced.
Ideally, delta slope > 165 mV, and the mV per decade = 59.16 +/- 5.
Part number 577612
0 to 14 unit measurement range
T63<3 sec response time for pH, T63<5 response time for ORP
±0.1 pH unit accuracy within ±10°C of calibration temperature
±20 mV ORP unit accuracy in Redox standard solutions

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History

Rec No.DateLoc FromTitleLoc ToNotes
6945 2024-10-23 Lab none Installed Gilbert Tract pH ORP Installed in the GT channel after calibration
6929 2024-10-17 Gilbert Tract pH ORP Removed Lab none Removed from GT channel and brought back to the lab for calibration
6830 2024-08-16 Lab none Installed Gilbert Tract pH ORP Installed with EXO3s in Gilbert Tract channel, co-located with the ADCP and channel miniDOT