Failsafe Module

The Fail safe signal  modules for digital inputs and outputs (DI and DQ) correspond to the standard modules with respect to their size. Their functional safety is certified according to EN 61508.

They are designed for safety-related use up to SIL 3 according to EN 62061 and PL e according
to ISO 13849.

Module	Article No.
SM 1226 - Signalmodule failsafe digital output, relay
SM 1226 F-DQ 2 x Relay,  2 x 5A,  30VDC/250V AC	6ES7 226-6RA32-0XB0
SM 1226 - Signalmodule failsafe digital output
SM 1226 F-DQ 4 x 24 VDC,  4 x 2A	6ES7 226-6DA32-0XB0
SM 1226 - Signalmodule failsafe digital input
SM 1226 F-DI 16 x 24 VDC	6ES7226-6BA32-0XB0