Bus status, Diagnosis and fault display 6−6, I/f bus status – Festo Контроллеры двигателя SFC-LAC User Manual
Page 202: Tab. 6/5: i/f" led

6. Diagnosis and fault display
6−6
Festo GDCP−SFC−LACI−DN−EN en 0812NH
Bus status
I/F
Bus status
1)
ON
OFF
Off
The device is not online. The Dup_MAC_ID test is not yet
concluded. Possibly missing logic voltage.
ON
OFF
Flashes
green
2)
The Dup_MAC_ID test has been successfully concluded, and
the device is online. But the device is not yet assigned to a
master.
ON
OFF
Green
The device is online and assigned to a master
ON
OFF
Flashes
red
2)
For at least one I/O connection, the time was exceeded
(status Timed Out")
ON
OFF
Red
A critical error has occurred (duplicate MAC−ID or bus
switched off )
ON
OFF
Flashes
red and
green
3)
The device has ascertained a network access error and is in
the status Communication Failed". In addition, the device
received and answered a communication fault request
(Identify Communication Faulted Request ć Long Protocol").
1)
Display as per DeviceNet specification During start−up, the LED is switched off when valid bus
parameters are present; otherwise, there is a message in the control panel display.
2)
Flashing frequency 1 Hz
3)
Flashing frequency 2 Hz, i.e.Ăcolour changes every 250Ăms without going dark
Tab. 6/5:
I/F" LED