Electrochemical potential monitoring system used to continuously measure the cathodic protection conditions of submerged and semi-submerged metal appendages.To be installed in control panels having IP64 protection rating on the front, on hulls of any material. From a minimum of 1 to a maximum of 6 measurement points applicable.It is available with two different probes complete with thru-hull fitting (1/2" in bronze) for monitoring:- Pure zinc probe: more economical version suitable for medium boats. The zinc will need to be replaced every 2/3 years.- Silver and silver chloride probe: premium version with several years of durability.Technical features of the screen:- 4.3” TFT LCD screen, high brightness- Resolution 480x272 pixels- Spark plugs 700- Resistive touch screen- Power supply 12/24 V - - Dimensions 118x78x32 mm- Drilling template 107x67 mm- Operating temperature -20 +70 °C- Front material and casing: ABS- Weight 200gOrder 43.850.00 + a chosen probe.