Overview of Polatrak® CP Probes
in conjunction with Deepwater Corrosion Inc.
Choice of probes for offshore, subsea cathodic protection status measurement.
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ROV II probe performing a pipeline survey. | ROV II Probe with dual Ag/AgCl reference electrodes. |
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Deep-C-Meter kit includes an ROV II probe, pictured here on the ROV T-Handle. |
CP Gun delivered in a protective case. |
CP Gun™
DC-ll™ Drop Cell
ROV ll™ Probe
Deep-C-Meter™
Close Proximity Electrode
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Probe Selection Guide
DC-II | CP Gun | Prox Electrode | ROV II | Deep-C-Meter | |
Electrode type | Twin Ag/AgCl | Twin Ag/AgCl | Twin Ag/AgCl | Twin Ag/AgCl | Twin Ag/AgCl |
Replaceable electrodes? | No | Yes | No | Yes | Yes |
Depth rating | 1500 ft | 1000 ft | 1000 ft | 10,000 ft | 10,000 ft |
Integral voltage readout? | No | Yes | No | No | Yes |
Can be ROV interfaced? | No | Yes | Yes | Yes | No |
Uses | Drop cell for platform or dock surveys | Diver or ROV assisted surveys where a limited no. of readings are needed | Diver assisted platform inspections | Any underwater inspection requiring tip contact capability | Deep water ROV inspections (pipelines, mooring, subsea equipment etc.) |