HM Digital PSC-150 Extended Range EC/TDS Controller - Relay Control with Alarm ORP controller Rinse sensors with distilled water

Rinse sensors with distilled water after each use

This is true of all pH probes

Heavy metals and 200+ total contaminants

*Based on 500 mL water bottles and a two-person household drinking 4

HM Digital PSC-150 Extended Range EC/TDS Controller - Relay Control with Alarm ORP controller Rinse sensors with distilled waterPSC 150: Extended Range EC TDS Controller New controller includes extended range, digital calibration, on screen temperature and tri color display. FEATURES: Monitors and controls TDS levels for high output commercial systems. Large, bright L. E. D. display An alarm will sound if the TDS level rises above the user set level. On screen temperature display (C F) Includes one sensor probe PRODUCT DESCRIPTION EC Range: 0 9999 S TDS Range: 0 5000 ppm