Single-Channel Safety Monitoring Relay

Removable terminal relay with 1 N/C and Supply Voltage Inputs

  • Power requirements — accepts 24 VAC/DC or 110 VAC
  • Inputs — a single N/C input channel, not monitored, is provided
  • Outputs — has 3 N/O outputs to route power to the coils of power contactors plus 1 N/C auxiliary solid state output for signaling purposes


Conforms to EN60947-1/5, EN61000-6, EN62061, EN ISO 12100-2, EN ISO 13849-1/2, EN ISO 13850, UL and C-UL listed, CSA and TÜV Rheinland approved
  • External Device Monitoring (EDM) is provided with a N/C loop between Y1 and Y2
  • Selectable reset modes — automatic/manual reset mode is selectable
  • The SR201A has removable terminals

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