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HM Digital PSC-150 Extended Range TDS/EC Controller

HM Digital PSC-150 Extended Range TDS/EC Controller

Item SKU: PSC-150

MFG ID: PSC-150 | UPC:

The HM Digital PSC-150 Extended Range TDS/EC Controller combines quality and functionality with durability for a lifetime of customer satisfaction. It features large, bright L.E.D. display, and an alarm that will sound if the TDS level rises above the user-set level.


  • 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).
  • Installs easily in minutes.
  • Includes one sensor probe (at no extra cost).
  • Protective cover also available (sold separately)


  • EC Range: 0-9999 S
  • TDS Range: 0 - 5000 ppm
  • Temperature Range: 1-75C; 33-167 F
  • Accuracy: 2%
  • Conversion Factor: NaCl (avg. 0.5)
  • Resolution: 0.1 S/ppm (0-999); 1 S/ppm (1000-9999)
  • ATC: Yes (1 - 65C)
  • Calibration: Adjustable (manual)
  • Setting: Controlled by on-screen up/down buttons
  • Relay Control: The unit will open or close a circuit via dry contacts when the ppm/S level reaches or exceeds the control setting (simple switch). It can be used to control a pump, solenoid valve or other device.
  • Relay Voltage: 5V
  • Alarm: Optional steady beep (set by user)
  • Display: Bright 5/8" L.E.D. display
  • Probe: 1/2" bushing, 3 meter (9.8 ft) shielded cable
  • Power supply: AC 110V / AC 220V
  • Dimensions: 7.2 x 7.2 x 10.2 cm (2.8 x 2.8 x 4 in.)
  • Monitor Weight: 476 g (1 lb .8 oz)
  • Total Weight: 680.4 g (1 lb 8 oz)

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