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PSC-154
HM Digital · Controllers
PSC-154: TDS/EC Controller with 4-20mA Output
The PSC-154 controller monitors and controls TDS/EC levels for high-output commercial systems. It has an extended range, digital calibration, on-screen temperature, tri-color display, and 4-20mA output.
- Large, bright L.E.D. display
- The 4-20mA output signal can connect to a PLC to record values
- An alarm will sound if the TDS /EC level rises above the user-set level
- A switch will control a device based on the set point
- On-screen temperature display (C/F)
- Includes one sensor probe (part #SP-1-PSC)
Technical data
Product specifications.
Specifications shown are based on current official HM Digital product information.
- EC Range
- 0-9999 µS
- TDS Range
- 0 – 5000 ppm
- Temperature Range
- 1-75°C; 33-167 °F
- Accuracy
- ±2% (of the reading)
- Conversion Factor
- NaCl (avg. 0.5)
- Resolution
- 0.1 µS/ppm (0-999); 1 µS/ppm (1000-9999)
- ATC
- Yes (1 – 65°C)
- Calibration
- Digital by push button
- Set-Point
- Single point, controlled by on-screen up/down buttons (to any point within the range)
- Relay Control
- The unit will open or close a circuit via dry contacts when the ppm/µS level reaches or exceeds the control setting (simple switch). It can be used to control a pump, solenoid valve or other device.
- Relay Switching Electrical Specification
- 5A, 250VAC
- Output Signal
- 4-20mA
- Output Accuracy (mA)
- ±1%
- Alarm
- Optional steady beep (set by user)
- Display
- Bright 5/8″ L.E.D. display
- Probe
- 1/2″ bushing (NPT), 3 meter (9.8 ft) shielded cable
- Power Source
- AC 110V / AC 220V
- Dimensions
- 7.2 x 7.2 x 11.1 cm (2.8 x 2.8 x 4.4 in.)
- Monitor Weight
- 241 g (8.5 oz)
- Total (Shipping) Weight
- 610 g (1 lb 5.5 oz)
Support for PSC-154
Documentation and local assistance.
View product documentation here or contact an authorised India distributor for selection, availability and sales enquiries.