Connection Diagram - Lenze i550-C0.25/120-1 Project Planning Manual

Connection diagram

Active sensors
S1 Active sensor - example of lightgrid
Passive sensors
S1 Passive sensor
S2 Safety switching device
Passive sensors - further examples
Emergency stop (STO)
S2
Reset
S2 Safety switching device
S2
S1
SS1c/SS1-t
undelayed
S1 Passive sensor
S2 Safety switching device with
delayed contacts
Information on electrical installation
STO
S1
STO
S1 Passive sensor
delayed
S2
S1
S2
Functional safety
Basic Safety - STO
S1
+24 V 0 V
DC 24 V SELV/PELV
Emergency stop (SS1c/SS1-t)
undelayed
delayed
S2
Reset
Safety switching device with
delayed contacts
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