Featured Product | 440c-CR30 Software Configurable Safety Relay

The Guardmaster® 440C-CR30 Software Configurable Safety Relay is flexible, cost-effective, and easy to use. This relay is ideal for applications requiring as many as nine dual-channel safety circuits and controlling as many as five output zones. You can configure this relay using the Connected Components Workbench™ software.



  • Suitable for applications up to PLe, Cat. 4 per ISO 13849-1 and SIL CL3 per IEC 62061.
  • Offers 22-point embedded safety I/O.
  • Supports as many as two Micro800® Plug-in Modules.
  • Provides embedded communication via USB programming port and non-isolated serial port for RS-232 communications.
  • Includes two single-wire safety input/output points for interlocking between Guardmaster® safety relays.

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