Relay Modules

Our Bulletin 1440 XM® 441 and 442 Relay Modules provide relay solutions when additional relays, more than the single onboard relays of our measurement modules, are required.

Popular Resources/Quicklinks
XM Monitoring Modules Specifications Technical Data XM-442 Voted EODS Relay Module Installation Instructions


XM-441 Expansion Relay Module

  • Expands the number of physical relays available to a host module
  • Must be directly connected, via the side connector, to the right of any XM® measurement module

XM-442 EODS Relay Module

  • Provides relay component of Electronic Overspeed Detection Systems (EODS)
  • Includes three independent shutdown relays
  • Includes one alarm relay
  • Offers overspeed alarm inputs received from three independently connected XM® 220 Dual Speed Modules



Product Selection


  • CE
  • CSA Certified
  • C-Tick
  • EEX
  • UL Listed
Looking for Additional Information?

To find additional product information including CAD drawing files, 3D models and more use our Product Catalog.


Resource Publication Number Language
XM Monitoring Modules Specifications Technical Data 1440-TD001
XM-442 Voted EODS Relay Module Installation Instructions GMSI10-IN016
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