Two-Hand Control Safety Monitoring Relay

Fixed terminal relay for two-hand palm buttons

  • Power requirements — accepts 24 VAC/DC and 115 VAC
  • Inputs — controls and monitors two-hand control switches to ensure that both switches are operated within 0.5 seconds of each other
  • Outputs — has 2 N/O outputs to route power to the coils of power contactors


Conforms to EN62061, EN60947-5-1, EN ISO 13849-1, EN ISO 13849-2, EN574, UL and C-UL listed, TÜV Rheinland approved
  • External Device Monitoring (EDM) is provided with a N/C loop between X1 and X2 on the SR104P

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