Loop-powered digital panel meter - low-cost, high-performance replacement for many OEM DPMs.
● Resistant to RF and EMI
● 4-20 mA loop-powered input
● 3 1/2 digits with high-contrast LCD
● Mounting: Surface or inside panel mounting.
● Connection: 2 screw terminal.
● Operating / Storage Range: 0 to 50 °C / -10 to 70 °C.
● Power Supply: powered by the milliamp control loop.
Display:
● Type: 3 1/2 digits (±1999 counts), 0.5" (12 mm) 7 segment LCD.
● Overrange: three lower order digits blank for inputs >1999 & < -1999.
● Polarity: automatic, “-” displayed.
● Decimal Points: 3 position, user selectable.
Inputs:
● Ranges: 4-20 mADC.
● Configuration: bipolar differential.
● Protection: 30 mA max.
● Loop Burden: 300 Ω nominal.
Performance:
● Accuracy: ±(0.1% fs + 2 count).
● Conversion Rate: 3 per second.
● Normal Mode Rejection: >30 dB @ 60 Hz.
● Adjustments: span (gain) and zero (offset).
● Warmup: 10 minutes typical.
● Temperature Coeff.: ±100 ppm per °C typical.