Fail-Safe Function Status Leds - Siemens SINAMICS CU240S DP-F Operating Instructions Manual

4.5

Fail-Safe Function Status LEDs

STO Fail-safe function states via LED
SF RDY
red green
not relevant not relevant not relevant
not relevant not relevant not relevant
not relevant not relevant not relevant
not relevant not relevant not relevant
SS1 Fail-safe function states via LED
SF RDY
red green
not relevant not relevant not relevant
not relevant not relevant not relevant
not relevant not relevant not relevant
not relevant not relevant not relevant
Control Units CU240S
Operating Instructions (Compact), 04/2006, A5E00766042B AA
LED
BF ES
red
LED
BF ES
red
not relevant
not relevant
4.5 Fail -Safe Function Status LEDs
STO SS1
yellow
not relevant not relevant
not relevant not relevant
not relevant not relevant
STO SS1
yellow
not relevant
not relevant
not relevant STO reached,
Service and maintenance
Description
SLS
STO parameterized
STO triggered
STO reached
LSTO triggered
Description
SLS
SS1 parameterized
SS1 triggered
SS1 reached
end state for SS1
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