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14
8 Operating and display elements
8.1 Reset to factory settings
The Ethernet parameters can be reset to factory setting� Take the following steps:
►
Remove all cable connections from the device�
►
Insert an electrically conductive bridge between pin 1 and pin 3 on the process
connection IO-3�
►
Connect the device with the voltage supply and wait until the yellow LED
indication on AUX and IO-3 flashes at approx� 8 Hz�
►
Disconnect the device from the voltage supply and connect it again�
> The settings are reset�
8.2 LED indicators
The device indicates the current status of the interface via the status LEDs�
8.2.1 LED AUX
LED green
LED
yellow
Status
Note
Off
Off
No voltage supply
U
AUX
< 5 V
On
Flashing
at
2 Hz
Voltage supply too low
5 V ≤ U
AUX
≤ 18 V
On
Off
Voltage supply OK
18 V ≤ U
AUX
≤ 36 V
On
Flashing
at
8 Hz
Firmware update running
Do not switch off the device
during the firmware update