... of handheld type Industrial conductivity sensorThree type conductivity electrode for choice(1.Plastic case,2.High temperature,3 ... DDM-L1 conductivity electrode Plastic case conductivity electrode.Conductivity measurement for industrial water, cooling water, running water, pure water ... and thread type, can be used for pipe mounted directly or tank side-mounted.Electrode constant1.0 cm-1Scale1uS/cm ~ ...