One copper/copper sulphate (Cu/CuSO4) replacement element; interchange Cu/CuSO4 reference elements in the CP Gun or ROV II to allow diver or ROV surveys to be performed in brackish or fresh water rivers and lakes where silver-chloride electrodes are not compatible.
Cu/CuSO4 reference elements
One copper/copper sulphate (Cu/CuSO4) replacement element for use in brackish or fresh water surveys.