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Schmersal

Schmersal Safety Relays

Schmersal safety relay modules and gateways that evaluate interlocks, light curtains and E-stops to the required performance level.

Schmersal Safety Relays

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A safety relay module evaluates the signals from interlocks, light curtains and emergency stops, and it is the component that actually decides whether the machine is allowed to run. Its function determines the achievable performance level of the whole safety function.

Selection follows the safety function: the number and type of inputs, whether stop category 0 or 1 is required, and the required PL or SIL. Safety gateways extend the same logic onto a network for diagnostics.

Send the Schmersal type designation and the function it performs, and we will quote the direct replacement or the current successor.

Applications

  • Interlock and E-stop evaluation
  • Light curtain monitoring
  • Stop category 0 and 1 circuits
  • Safety network gateways