Horner Electric HE693ADC420 — Analog Input Module

Part numberHE693ADC420
BrandHorner Electric
CategoryI/O Module
DescriptionAnalog Input Module
ManufacturerHorner Electric
Product TypeAnalog Input Module
Product LinePLC I/O
Part NumberHE693ADC420
Weight1.50 lbs (0.68 kg)
Number of Channels4
Input Range4 to 20 milliamperes, +/- 20 milliamperes
A/D TypeIntegrating
Resolution18 Bits
Steady State Power Consumption0.7W/140 mA at 5V and 100 mA at 24V
Surge Current at Power-Up200 mA at 5V and 100 mA at 24V
Module Update Rate45 Channels per Second
Input Impedance100 ohms
Channel-to-Channel Isolation1500 volts AC (RMS), +/- 2000 volts DC
Common Mode Range1500 volts AC (RMS), +/- 2000 volts DC
Common Mode Rejection>100 dB
Relative Humidity Range5% to 95% non-condensing
Operating Temperature Range0 to 60 Degrees Celsius

The HE693ADC420 by Horner Electric is an analog input module offering four channels. With an input range of 4 to 20 milliamperes, including +/- 20 milliamperes variations, it supports precise measurements up to 18-bit resolution.

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.

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