EL4122 - Connection, display and diagnostics
LEDs
LED |
Color |
Meaning | |
---|---|---|---|
RUN |
green |
These LEDs indicate the terminal's operating state: | |
off |
State of the EtherCAT State Machine: INIT = initialization of the terminal or BOOTSTRAP = function for firmware updates of the terminal | ||
flashing |
State of the EtherCAT State Machine: PREOP = function for mailbox communication and different standard-settings set | ||
single flash |
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 |
If several RUN LEDs are present, all of them have the same function.
Connection
Terminal point | Comment | Internally connected with connector | Max. current carrying capacity *) | |
---|---|---|---|---|
Designation | No. | |||
Output 1 | 1 | Output 1 | - | Specified by output power |
+24 V | 2 | +24 V | 6, positive power contact | 4 A |
0 V | 3 | 0 V, signal ground for Output 1 | 7, negative power contact | 4 A |
Shield | 4 | Shield (FE) | 8, mounting rail | 100 mA **) |
Output 2 | 5 | Output 2 | - | Specified by output power |
+24 V | 6 | +24 V | 2, positive power contact | 4 A |
0 V | 7 | 0 V, signal ground for Output 2 | 3, negative power contact | 4 A |
Shield | 8 | Shield (FE) | 4, mounting rail | 100 mA **) |
*) Constant and peak value
**) Shield lines should be de-energized!