An online process controller for the water and wastewater industry, WebMaster One, easily connects with USB plug and play, Ethernet for LAN, modem, or cell modem. The system controls and monitors multiple cooling towers, boilers, closed loops, condensate lines, wastewater-treatment systems, or any combination of systems. WebMaster One monitors conductivity, pH, and ORP, as well as 4 to 20 mA and digital inputs such as liquid level, corrosion, inhibitor concentration, temperature, and pressure.

Walchem Corp.
5 Boynton Rd., Hopping Brook Park
Holliston, MA 01746
(508) 429-1110