3 1/2 digit LCD, NO Backlight

The DPL-3 provides a loop powered 3 1/2 digit LCD (standard black numerals) with optional 24Vdc powered red, blue, amber, or green negative backlight. It is compatible with virtually any 4 to 20mA dc process loop. Large 1/2" numerals. User selectable " °F", "° C", "PSI", and "%" engineering units can be displayed. Fully loop compatible. Separate zero and span adjustments. Decimal point user selectable. Factory calibration available.


  • Low-cost, high-performance replacement for many OEM DPMs
  • Optional Red, Blue, Green or Amber backlighting
  • Snap-in bezel mount eliminates mounting hardware
  • Resistant to RF and EMI


Width 2.54" (64.6 mm)
Height 1.14" (29.0 mm)
Depth 1.74" (44.2 mm)
Width 2.4" (61.0 mm)
Height 1.0" (25.4 mm)


Optional Backlight24V DC at 35 mA typical, 5V at 130 mA typical
Common Mode Rejection>86dB
Order Info3.5 digit LCD, NO backlight
Type0.45" (11.4 mm) 7-Segment LCD
Storage Range-20 to 70C
Impedance300 nominal
Decimal Points3 Position, User Selectable
Warmup10 Minutes Typical
Power SupplyPowered by the Milliamp Control Loop
OverloadThree lower order digits blank for inputs >1999 & <-1999
Connection2 screw terminal (4 with backlight)
PolarityAutomatic, "-" Displayed.
Digits3.5 Digits (1999 counts)
Normal Mode Rejection>30 db @ 60 Hz
Accuracy1(0.1% fs + 2 counts)
Conversion Rate3 per Second
ConfigurationBipolar Differential
Ranges4-20mA DC
MountingSnap-in bezel mount
AdjustmentsSpan (gain) and Zero (offset)
AnnunciatorsF, C, PSI, %, user selectable
Operating Range0 to 50C

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