Description of the controllers
107708_en_08
PHOENIX CONTACT
EXT
Red
Left alignment
On
Error at extension module
Possible error causes:
–
Extension module is not supported.
–
Extension module is not mounted correctly or is defective.
–
Extension module was disconnected from power during
operation or has been removed.
Green
On
Extension module operating without errors.
PWR: Supply voltage (communications voltage U
L
)
UL
Green
U
Logic
Off
24 V communications voltage feed-in not present or too low
On
24 V communications voltage feed-in present
ETH: Ethernet interfaces
Green
Link status
Off
Connection not established successfully
On
Connection established successfully (link): The controller is
able to contact another network device.
Yellow
Activity status
Off
Data transmission not active
On/flashing
Data transmission active (activity): The Ethernet interface is
sending or receiving data.
Table 3-1
Controller diagnostic and status indicators
Desig-
nation
Color
Meaning
State
Description
Please note:
On the AXC F 1152, the EXT LED is without function as Axioline F extension modules
cannot be aligned to the left.
Special case: firmware update
During a firmware update, the RUN LED first flashes, and then stops. Upon a successful
controller restart, the RUN LED lights up again permanently.
Information on firmware updates can be found in
Section “Replacing the HTTPS certifi-
Special cases: SD card
–
Unauthorized removal of the SD card during operation:
If the SD card is removed during operation, all LEDs except the D and E LEDs begin
to flash red (1 Hz).
–
Invalid SD card license:
If the SD card is invalid, all LEDs except the D and E LEDs begin to flash red (1 Hz).
Information on operating the controller with an SD card can be found in
