20 3114102-UK
Condition
LED
Output and
loop supply
Action required
No supply / device error or
code-flash CRC error
OFF
De-energized
Closed
Power-up or restart
1 Flash
(0.5 s OFF + 0.5 s ON)
De-energized
Closed
Device OK
Flashing 13 Hz
(15 ms ON)
Energized
Open
Sensor error
Flashing 1 Hz
(15 ms ON)
De-energized
Open
Restarting due to:
Supply error/hardware.
RAM or program flow error
Flashing 1 Hz
(0.5 s ON)
De-energized
Open
LED indication
The device is equipped with a green power LED in the front to indicate the operation
status, see the table below.