Alarms, faults and system messages
10.1 LED
SIMATIC ET 200pro FC-2 converter
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Operating Instructions, 04/2018, FW V4.7 SP10, A5E34257324B AF
10.1
LED
The converter has a two status LED on the lower edge of the converter casing.
Figure 10-1 LED on the converter casing
Signal states of the LED
The LEDs have different colours and flashing rates to indicate the status of the system in
general, or the status of a specific function.
RDY LED
Description
GREEN - on
There is no fault present
GREEN - slow Commissioning or reset to factory settings
RED - on
General system fault
or
Firmware update is running
RED - slow
Converter is waiting for a power cycled after a firmware update
RED - fast
Fault present - possibly incorrect memory card or unsuccessful firmware update
ORANGE - on Converter start-up in progress
SAFE LED
Description
YELLOW - on One or more safety functions are enabled, but not active or firmware update failed
YELLOW -
slow
One or more safety functions are active
or
Converter is waiting for a power cycle after firmware update
YELLOW - fast The converter has detected a safety function fault and initiated a STOP response
or
Firmware update is running