WAGO 857-412 Isolation Amplifier

USD 189.38

24 VDC analog voltage isolation amplifier, 6 mm slim module, 3-way isolated signal conditioning for 0(2)…10 V systems.

SKU Wago-857-412 Category
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WAGO 857-412 Isolation Amplifier

Model Identifier 857-412
Official Part Number 857-412
GTIN Standard 4045454471309

Technical Overview

WAGO 857-412 is a pre-configured JUMPFLEX isolation amplifier for analog voltage signals. It provides voltage input to voltage output conversion with 24 VDC supply, 6 mm module width, and 3-way electrical isolation. Manufacturer and distributor datasheets confirm the unit is intended for analog signal conditioning, amplification, filtering, and galvanic separation in industrial control systems.

Key Features

  • Voltage input signal
  • Voltage output signal
  • Supply voltage: 24 VDC
  • 6 mm module width
  • 3-way electrical isolation
  • Signal conditioning with amplification and filtering
  • Pre-configured JUMPFLEX module
  • DIN-rail industrial interface module

3-way electrical isolation with analog voltage input/output signal conditioning in a 6 mm DIN-rail module.

Technical Specification Matrix

ParameterValue
Input signal typeVoltage
Input signal (voltage)0 ... 10 V; 2 ... 10 V
Output signal typeVoltage
Output signal (voltage)0 ... 10 V; 2 ... 10 V
Supply voltage24 VDC
Module width6 mm
Electrical isolation3-way isolation
Test voltage3 kV
Cross-section for conductors2.50 mm²
Current carrying capacity between 3/4 and 7/8 connections1 A max.
Height97.8 mm
Width94 mm
Thickness6 mm

Industrial Applications

1. PLC analog signal isolation in noisy cabinets

Used to separate a 0(2)…10 V field sensor signal from a PLC analog input while maintaining a voltage output format.

Problem Solved

Prevents ground-loop errors and protects control electronics from noise and potential differences.

analog inputgalvanic isolation0-10 VPLCground loop

2. Potentiometer or transducer signal conditioning

Ideal for conditioning voltage-based setpoints or sensor outputs before they enter a control system requiring standardized voltage levels.

Problem Solved

Normalizes and stabilizes low-level analog voltage signals for reliable downstream processing.

signal conditionervoltage conversionstandardized signalfilteringamplification

3. Retrofit isolation for legacy automation loops

Fits compact DIN-rail installations where a narrow 6 mm isolator is needed to add isolation to existing voltage signal paths without major panel redesign.

Problem Solved

Adds electrical separation in space-constrained retrofit panels with minimal footprint.

DIN railcompact moduleretrofitelectrical isolationpanel space
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