WAGO 750-466 2-Channel Analog Input Module

USD 200.02

2-channel 4–20 mA single-ended input with 12-bit resolution, 500 V isolation, 24 V field supply support, and 12 mm DIN-rail form factor.

SKU Wago-750-466 Category
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WAGO 750-466 2-Channel Analog Input Module

Model Identifier 750-466
Official Part Number 750-466
GTIN Standard 4045454392949

Technical Overview

2-channel analog input module for the WAGO I/O System 750/753, designed for 4–20 mA single-ended current signals. The module supports 2-wire and 3-wire sensor connection, powers field-side signal conditioners from the 24 V field supply via power jumper contacts, and transfers electrically isolated analog values to the bus system. Its slim 12 mm housing, DIN-rail mounting, 500 V system/field isolation, and 12-bit resolution make it suitable for compact industrial signal acquisition cabinets.

Key Features

  • 2 analog input channels for 4–20 mA current signals
  • Single-ended signal acquisition
  • Supports both 2-wire and 3-wire sensor connection
  • Powers field-side signal conditioners without dedicated external supply
  • 500 V isolation between system and field side
  • 12-bit resolution with typical 2 ms conversion time
  • Slim 12 mm DIN-rail module for high-density I/O assemblies
  • Spring-pressure CAGE CLAMP® terminals for field wiring

Integrated support for powering 2-wire signal conditioners from the 24 V field supply while acquiring two electrically isolated 4–20 mA channels.

Technical Specification Matrix

ParameterValue
Product type2-channel analog input
Signal typeCurrent
Signal range4 … 20 mADC
Signal characteristicsSingle-ended
Number of analog inputs2
Total number of channels2
Sensor connection2 x (2-wire, 3-wire)
Input voltage (max.)10 V
Resolution12 bits
Input resistance (max.)220 Ω
Data width2 x 16-bit data; 2 x 8-bit control/status (optional)
Conversion time (typ.)2 ms
Measurement error reference temperature25 °C
Measurement error, deviation (max.) from upper-range value0.2 %
Temperature error (max.) of upper-range value0.01 %/K
Supply voltage (system)5 VDC; via data contacts
Current consumption (5 V system supply)75 mA
Supply voltage (field)24 VDC (-25 … +30 %); via power jumper contacts
Isolation500 V system/field
Connection technology8 x CAGE CLAMP®
Solid conductor0.08 … 2.5 mm² / 28 … 14 AWG
Fine-stranded conductor0.08 … 2.5 mm² / 28 … 14 AWG
Strip length8 … 9 mm / 0.31 … 0.35 inches
IndicatorsLED (A, C) green: Function AI 1, AI 2; LED (B, D) red: Error AI 1, AI 2
Mounting typeDIN-35 rail
Housing materialPolycarbonate; polyamide 6.6
Colorlight gray
Conformity markingCE
Ambient temperature (operation)0 … +55 °C
Ambient temperature (storage)-40 … +85 °C
Width12 mm / 0.472 inches
Height100 mm / 3.937 inches
Depth69.8 mm / 2.748 inches
Depth from upper-edge of DIN-rail62.6 mm / 2.465 inches
Weight49.9 g
Ingress protectionIP20

Industrial Applications

1. PLC integration of 4–20 mA pressure transmitters in skid systems

This module is well suited for compact process skids that collect two pressure or level transmitter signals in the standard 4–20 mA loop format. Its support for 2-wire and 3-wire sensors and 24 VDC field-side supply through power jumper contacts reduces external signal-conditioning hardware in small DIN-rail cabinets.

Problem Solved

Simplifies acquisition of standard current-loop instrumentation where cabinet space is limited and transmitters need loop power from the I/O assembly.

4–20 mA2-wire transmitter24 VDC field supplysingle-endedDIN-railprocess skid

2. Retrofit monitoring of analog process signals in existing WAGO 750/753 nodes

In brownfield upgrades, the 12 mm-wide module allows two legacy 4–20 mA analog loops to be added to an existing WAGO I/O System 750/753 station without major panel redesign. The 500 V system/field isolation helps protect the control bus from field-side disturbances.

Problem Solved

Adds isolated analog current inputs to existing distributed I/O nodes while preserving cabinet density and minimizing rewiring.

retrofitdistributed I/O500 V isolationanalog inputWAGO 750/753panel space saving

3. Acquisition of conditioned industrial sensor outputs in utility and building automation panels

The module fits utility control panels where flow, level, or energy-related sensors provide conditioned 4–20 mA outputs. With 12-bit resolution and typical 2 ms conversion time, it can reliably digitize standard process variables for supervisory control and trending.

Problem Solved

Provides fast, compact conversion of standard industrial current-loop signals into the automation system for monitoring and control.

building automationutility panel4–20 mA input12-bit resolution2 ms conversionsignal conditioner
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