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ABB AC500-S - 3.1.4 Diagnosis and LED status display

ABB AC500-S
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Dimensions of SM560-S
Fig. 8: Dimensions of SM560-S Safety CPU
3.1.4 Diagnosis and LED status display
Safety CPU status is shown by its LEDs. RUN LED is bicolored. The following figure and table show posi-
tions and functions of 5 LEDs.
SM560-S
DIAG
PWR
RUN
I-ERR
E-ERR
Fig. 9: LEDs for status display
Table 3: Status display and its meaning
LED Description Colour Status Meaning
PWR Module power
supply
Green ON +3.3V internal power supply is available
BLINKING Not applicable
OFF +3.3V internal power supply is not available
AC500-S Safety Modules
SM560-S Safety CPU > Diagnosis and LED status display
30.03.2017AC500-S40

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