OPERATING MANUAL
PSEN op2H-A series
8 DIAGNOSTICS
8.1 Status of LEDs
On the bottom left-hand side of the light curtain 8 LEDs help users to monitor and check the
state of the light curtain in alignment mode, in normal mode and when troubleshooting. The
LEDs can be used to recognise the configuration that has been set via the pushbuttons.
Receiver side (RX):
Meaning of LED
Operating
mode of
light curtain
Information
LED DISPLAY
Suggested action
Alignment
Not aligned
First synchronisation
beam linked
Last synchronisation
beam linked
Minimum signal level
Maximum signal level
Normal
operating
mode
Manual
restart only
Interlock
free beams
User can restart the
device by activating the
RESTART in normal
operating mode.
Interlock
interrupted beams
User must clear
protected field before
activating the RESTART.
Normal
operating
mode
OSSD ON
(maximum alignment)
Signal level at beams
EDM active
50
1003069-EN-03
