PI-S - Programmable Isolating Dual Set Point Alarm Unit:

Product Specifications:

Download Sales Brochure

Download Installation Guide



  • Field Programmable Input Ranges.
  • Isolated Input to Output 1.6kV.
  • High Accuracy.
  • Universal AC/DC Power Supply.
  • 0~100% Alarm Set Point Range.
  • Dual Relay or SSR Drive Outputs.
  • LED Indication of Relay Status.
  • N.O. \ N.C. Selectable Contacts.
  • 0.2~30sec Adjustable Delay.
  • High, Low, Window & Differential Selectable Alarms.

Ordering Information:

PI-D-X Standard Calibration: Input 4~20mA; Output: Relay A- High Alarm; Setpoint 80%; Relay B- Low Alarm; Setpoint 20%; Relay Contacts N.O.; No Time Delay; High Voltage Power Supply.

Note: (i) N.O. = Normally Open, N.C. = Normally Closed.
(ii) Differential is also known as 'PUMP ON / OFF'.

PI-S ordering table
Note: Power supply 'H' is field selectable for 'M', and 'M' for 'H'. Power supply 'L' (Low Voltage) must be ordered separately.