Differential pH and ORP sensors are designed for industrial applications to be long-lasting and reliable
WDS Series pH & ORP sensors have differential measurement technique uses two electrodes, one for the process measurement and the other for the reference measurement.
Replaceable salt bridge for long life
Field proven differential design
Transmits signal 3,000 feet (915 meters)
Walchem preamplifier models are compatible with Walchem controllers
Conventional preamplifier models are compatible with GLI and Aquametrix (Lisle Metrix) controllers
Resistant to ground loop problem
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