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The premier ROV cathodic-protection survey system for use in deep water
Calibration coupon
Fits Polatrak CP Gun and ROV II
chafing of O-rings and helps keep O-rings aligned during installation
battery terminals and rubber and plastic O-rings
EFG Probe The premier ROV cathodic-protection surveyFIELD GRADIENT PROBE FOR USE IN CONJUNCTION WITH THE DEEP C METER SYSTEM. The EFG is an electric field gradient (EFG) measurement device that uses two replaceable silver silver chloride reference electrodes separated by a known distance (13 inches) to provide a contactless method of determining anode activity and of measuring electric fields in seawater. When passing near a structure such as a pipeline, the current density reading can confirm that an
