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Schneider Electric

Schneider Electric 140ERT85420 8-Point Extension Relay Module

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ManufacturerSchneider Electric

Part number140ERT85420

Number of Relays 8

Contact Type Normally Open (N/O)

Max Switching Current 3A

Max Switching Voltage 250VAC/30VDC

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8 normally open relay outputs Expands PLC I/O capacity Suitable for higher current loads Compact design Easy connection to PLC base Modicon Premium compatible

Product description

The Schneider Electric 140ERT85420 is an 8-point extension relay module designed for the Modicon Premium automation platform. It provides 8 normally open (N/O) relay outputs, expanding the I/O capabilities of your PLC system. This module is crucial for interfacing with higher power devices or isolating control circuits.

This extension relay module finds applications in various industries, including automotive manufacturing, building automation, and machine control. It is commonly used to switch higher current loads, drive indicator lights, or provide additional output contacts for complex logic.

Stanlo Automation, your veteran-owned source for surplus industrial automation parts, carries the Schneider Electric 140ERT85420. Enhance your system's I/O capacity with our reliable and competitively priced components.

Technical specifications

Number of Relays	8
Contact Type	Normally Open (N/O)
Max Switching Current	3A
Max Switching Voltage	250VAC/30VDC
Module Type	Extension Relay
Compatibility	Modicon Premium

Common applications

Machine Control

Building Automation

Industrial Relaying

Load Switching

Indicator Lamp Control

PLC System Expansion

Compatible systems

Modicon Premium PLCs

Also known as

Schneider Modicon 140ERT85420 140ERT85420 Relay Module Schneider Extension Relay

Replaces / compatible with

Designed as an accessory for the Modicon Premium PLC. Offers additional relay outputs to supplement the base PLC modules.

Technical note

Expert tip

This module requires a dedicated slot on a Modicon Premium backplane and is powered by the PLC's backplane voltage.

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Frequently asked questions

What is the maximum switching current for the Schneider Electric 140ERT85420 module?

The Schneider Electric 140ERT85420 module features 8 normally open relay contacts, each capable of switching a maximum current of 3A. This allows it to handle moderate load switching requirements.