HM Digital PSC-154 Extended Range EC/TDS Controller with 4-20mA Output

The 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 systems. Large, bright L.E.D. display 4-20mA output signal can connect to a PLC to record values. An alarm will sound if the TDS level rises above the user-set level. A switch will control a device based upon the set point. On-screen temperature display (C/F). Installs easily in minutes Includes one sensor probe One year warranty