HM Digital PSC-154 Extended Range EC/TDS Controller with 4-20mA Output Preheat 5" x 21" Fiberglass Membrane

5" x 21" Fiberglass Membrane Housings are manufactured to very exacting specifications with only the highest quality materials

Can mount to counter tops up to 1-1/2" thick

Air actuated

The BA-ICE-SM ballast is used in the Silver "PLUS" monitored systems

The SPA-400 is designed to connect to your existing lavatory faucet

HM Digital PSC-154 Extended Range EC/TDS Controller with 4-20mA Output Preheat 5" x 21" Fiberglass MembraneThe HM Digital PSC 154 EC TDS Controller reads in an extended range to monitor and control TDS levels for high output commercial systems. If the TDS level rises above the user set level, an alarm will sound and the unit will open or close a circuit via dry contacts to control a pump, solenoid valve or other external device. External devices must have their own power supply. Features: Monitors and controls TDS EC level for high output commercial