Product description
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3.5.4 Safety outputs (FDO)
The two safe SIL3 outputs can be used PP- or PM-switching.
Max. 2 × 2-channel safety output (outputs are supplied via V1)
Error detection/diagnostics:
Internal:
Device self test: Diagnosis if an output can not change to the safe state due to an internal error.
External:
Overload diagnosis
Cross connection diagnosis
Short-circuit diagnosis
Parameters
Safe output PP-switching:
Safe output, the load is connected between P-terminal and Ground-terminal.
Safe output PM-switching:
Safe output, the load is connected between P-terminal and M-terminal (mass), necessary for spe-
cial loads which need a separation from Ground.