AXL E PB DI8 DO4 2A M12 6M
8433_en_03 PHOENIX CONTACT 13
10 Local status and diagnostic indicators
10.1 Indicators for bus and power supply
Figure 9 LEDs for bus and power supply
Designation Color Meaning State Description
RDY Green/
yellow/
red
Ready Green
ON
Device ready to operate
Yellow
flashing
Firmware update is being performed.
Flashing
green/
yellow
Over- or undervoltage at U
S
Temperature of the device is in the critical area.
Failure of the actuator supply U
A
Surge voltage/undervoltage of the actuator supply U
A
And red US LED: sensor supply overload
Red ON Rotary encoding switches are set to an invalid/reserved position.
OFF Device is not ready for operation.
BF Red Bus Fault Red ON No communication on PROFIBUS
Device is starting up.
No baud rate detected by device.
Red
flashing
Device has not been configured by the master.
Device configuration does not match.
Invalid parameter data received from the master.
Invalid bus address
The device is in the clear or stop state. The outputs are in the safe
state.
OFF No error
SF Red Group error Red ON Device-specific diagnostics present, e.g., short circuit at the I/O de-
vices.
Hardware is faulty.
Device data or parameter data do not match.
OFF No error