Diagnosis LEDs
Fig.24: EL3255 - Diagnosis LEDs|
LED |
Color |
Meaning | |
|---|---|---|---|
|
RUN |
green |
This LED indicates the terminal's operating state: | |
|
off |
State of the EtherCAT State Machine: INIT = initialization of the terminal | ||
|
flashing uniformly |
State of the EtherCAT State Machine: PREOP = function for mailbox communication and different standard-settings set | ||
|
flashing slowly |
State of the EtherCAT State Machine: SAFEOP = verification of the sync manager channels and the distributed clocks. | ||
|
on |
State of the EtherCAT State Machine: OP = normal operating state; mailbox-and process data communication is possible | ||
|
flashing rapidly |
State of the EtherCAT State Machine: BOOTSTRAP = function for terminal firmware updates | ||
|
Sig ERR Ch x |
red |
There is an error on the corresponding channel: - broken wire on wiper or supply - potentiometer outside the specified range (300 - 50 kOhm) - short-circuit - overload If channels are not used they can be deactivated via the PDO selection. The corresponding LED then goes out. | |
|
Power fail |
red |
This LED lights up if the 24 V supply via the power contacts is absent. | |