1 - introduction, Introducing the xm-441 expansion relay module, Chapter 1 – Rockwell Automation 1440-REX00-04RD XM-441 Expansion Relay Module User Manual
Page 7: Introduction, Chapter
7
Rockwell Automation Publication GMSI10-UM019C-EN-P - June 2011
Chapter
1
Introduction
This chapter provides an overview of the XM-441 Expansion Relay module. It
also discusses the components of the module.
Introducing the XM-441
Expansion Relay Module
The XM-441 Expansion Relay module provides an additional four relays to
any XM measurement module or to the XM-440 Master Relay module. It is a
member of the Allen-Bradley™ XM
®
Series, a family of DIN rail mounted
condition monitoring and protection modules that operate both in stand-alone
applications or integrate with Programmable Logic Controllers (PLCs) and
control system networks.
The XM-441 offers four high power relays suitable for use in almost any
protection application. Up to two Relay Expansion modules may be connected
to the XM-440 Master Relay module, providing an additional four or eight
relays.
The XM-441 is not an intelligent XM module. It must be connected to either
an XM measurement module or the XM-440 Master Relay module in order to
function. In addition, it does not consume a node address on the DeviceNet
bus. The XM-441 simply extends the circuitry of its host module.
No direct configuration of the XM-441 is required. Setup of the XM-441
relays is through its host XM measurement or XM-440 Master Relay module.
For information about
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