APG LPD Series Current Loop Display

APG LPD Series Loop-Powered Displays are designed to be inserted into a 4-20 mA sensor current loop to provide a local display without additional wiring. Setup is easy using the 3 buttons on the display. Simple scalable display for analog signals. Local display designed to be inserted into a 4-20 mA sensor current loop.

Loop Powered

The LPD is all about loop-powered circuits, perfect for installing just outside hazardous locations and displaying the readings from your intrinsic safety devices. The LPD has a 4-20 mA input and output.

Simplified User Interface

With just three buttons, and a large, two-line LCD display, using the LPD is straightforward and uncomplicated.

Optional Modbus RTU Programming

Alternatively, you can connect to the LPD from a PC running APG Modbus software via an RST programming module for quick and easy setup.

APG LPD Series Features

  • Large, full 5-digit display with 0.4 in. characters and 6-digit description line
  • Environmentally sealed housing; IP67 or IP68 certification
  • 4-20 mA input
  • Easy 3-button programming
  • User selectable units of measure (barrels, cubic inches, liters, cubic meters, gallons, million cubic feet, cubic feet, custom)
  • Optional RS-485/Modbus RTU output

Another Article:


RS-485 (Modbus RTU) 2400, 9600, 19200, 38400 baud rates
Display Readings Volume, Level, Distance, Pressure
Display Update Rate 500 mSec
Max Voltage Drop 4.7 VDC @ 20 mA, 4.4 VDC @ 20 mA
Backlight powered from the 4-20 mA loop
Plastic Housing (3.25 in.) IP67
Aluminum Housing (3 or 4 in.) IP68
Display 5 Digit LCD, 0.4 in. Digits, 6 Character Description Field
Plastic Housing
Injection Molded Case
IP67 Protection Rating
Aluminum Housing Aluminum Pressure Die Casting, 0.5% Mg
Chemically Resistant Paint
IP68 Protection Rating
Storage Temperature -40° F – 160° F (-40° – 71° C)
Operating Temperature 0° F – 160° F (-18° – 71° C)
Output Options 4-20 mA Loop Powered Operation
Input 4-20 mA
Programmable Features Units of Measure, Auto-Off, Averaging, Endpoints
3-button Keypad

Download Data Sheet: Current Loop Display LPD

Ref: apgsensors.com

%d bloggers like this: