LPI-1 loop powered indicators with large 3-1/2 digit LCD are designed to display any 4 to 20mA signal directly in the engineering units of the measured media. The display is powered directly by the measured 4 to 20mA signal so there is no need for a power supply.





  • Temperature indication
  • Pressure indication
  • Kilowatt demand
  • Voltage indication
  • Humidity indication
  • Current indication
  • Gallons per minute flow
  • Other 4 - 20mA indications
  • Differential or static pressure

  • Snap in panel mounting
  • Large easy to read LCD display
  • Pre-calibrated for desired range (optional)
  • Optional selector switch for multiple
       indicators on one display unit

  • Supply Voltage Powered by milliamp control loop
    Input 4 - 20mA dc
    Impedance 300 ohms nominal
    Accuracy 0.1% of scale
    Adjustments SPAN (GAIN) and ZERO (OFFSET)
    Decimal point 3 positions or none (user selectable)
    Range -1999 to +1999
    Operating temperature 0C - 50C (32F - 122F)
    Humidity 95% Non-condensing
    Connection 2 pin screw terminal
    Cutout required 25.1 mm (0.988") x 55.5 mm (2.19")
    Panel clearance 40 mm (1.6")
    Display 3-1/2 digit
    Digits size 11.43 mm (0.45") LCD
    Dimensions 35.5 mm (1.4") H x 58.67 mm (2.31") W


    NOTE:
    Impedance is rated at 24 VDC and 20mA. Exercise caution to avoid too much impedance in the current loop. Most transmitters are rated 500 to 750 ohms.


    LPI-1