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Walchem Membrane Cap, 20 ppm Free Chlorine/Bromine (Extended pH range) and 20 ppm Total Chlorine
Motorized blowdown valves are opened and closed by your Walchem boiler controller to maintain your conductivity set point.
Walchem O-ring, FKM, for low pressure sensor mounting
Walchem orifice unions - back pressure and flow control for your boiler.
WFP Flowmeters are impeller-type insertion meters designed for use in pipe sizes from ½" to 6".
Walchem pH/ORP Preamplifier for high pressure electrodes
Walchem's feed verification has never been better! The PosiFlow® Sensor will verify that your metering pump is truly moving liquid into the system and has not lost prime.
Walchem's preamplifier is a watertight method to extend the cable of any conventional combination pH/ORP electrode as far as 1000 feet (305 meters).
Walchem Preamplifier Housing, pH/ORP, ATC, 20 ft. cable, with WEL sensor
Walchem's WEL Series electrodes are cost-effective differential pH and ORP electrodes for industrial applications. They are modular in design with a rugged CPVC housing that contains the electronics; pH and ORP cartridges can easily be connected or replaced in minutes without tools.
W600 sensor input board
Water Analytics 200 mV ORP buffer solution, 500 mL (1 pint)
Water Analytics 600 mV ORP buffer solution, 500 mL (1 pint)
Water Analytics pH 10 buffer solution, 500mL (1 pint)
Water Analytics pH 4 buffer solution, 500mL (1 pint)
Water Analytics pH 7 buffer solution, 500mL (1 pint)