Safety relay for SIL 3 and PL e now available in an additional range of voltages:

The PSR-ESAM4 safety relay for universal use is now also available for various supply voltages.


A new switchgear is now available for the 24 V AC/DC version in the following range of voltages:
  • 48 V AC/DC
  • 60 V AC/DC
  • 120 V AC/DC
  • 230 V AC/DC
Two-channel PSR-ESAM4 safety relay
Zoom: The two-channel PSR-ESAM4 safety relay The two-channel PSR-ESAM4 safety relay



Safety at the highest level

The PSR-ESAM4 has three safety switching paths as well as an alarm output and is used for two-channel monitoring of safety hold control devices or safety door switches in machines and systems.

It therefore meets the highest of safety requirements according to functional safety standards up to Cat. 4, PL e according to EN ISO 13849-1, SIL 3 according to EN 62061, and IEC 61508.

The device can be configured with either an automatically or manually monitored start.


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