Walchem Boiler Controllers: WBL Series & WDB Series & WebMaster ONE
WBL/WDB Series: Low cost, reliable control of inhibitor and blowdown for 1 or 2 boilers. High temp/ pressure contacting conductivity sensor inputs and up to 6 relays. Multiple feed modes and continuous or intermittent sampling options.
WebMasterONE online boiler controller with 8 relays, up to 4 direct sensor inputs, 8 analog inputs, 12 digital inputs, local/remote communications, data logging and email/text message alarms. Handles up to 4 boilers with one controller.