Dual-Channel Safety Monitoring Relay

Removable terminal relay with 1 N/C, 2 N/C, and PNP Inputs

  • Power requirements — accepts 24 VAC/DC or 115 VAC,
  • Inputs — accepts single or dual  N/C  inputs or dual PNP inputs from a light curtain
  • Outputs — has 2 N/O immediate outputs plus 2 N/O and 1 N/C delayed outputs to route power to the coils of power contactors (selectable from 0.5 to 10 sec).
  • External Device Monitoring (EDM) is provided with a N/C loop between Y1 and Y2 


Conforms to EN60204-1, EN ISO 13849-1, ISO TR 12100, UL and C-UL listed
  • Reset mode — monitored manual  or automatic/manual reset mode
  • PLC Compatible — The N/C on delayed output of the SR209AD may be used to apply power for unlocking a solenoid locking switch.
  • Removable terminal blocks

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