Operation
Operating Manual PSEN op2B/1 Series
1003357-EN-02
50
Display
LED
Desig-
nation
Status
Meaning
[1]
Power
Lights
green
Supply voltage correct
[2]
Status
Lights
yellow
Safety light grid is transmitting light
beams
LED indicators during normal operation - Transmitter
8.2
Perform test
Prerequisites
}
Safety light grid is in operation
}
Correct function of safety light grid
Procedure
Press the TEST/START button for at least 0.5 seconds.
}
The OSSDs switch off, the red LED lights and the connected machine stops.
8.3
Diagnostics and troubleshooting
8.3.1
Indicators for fault diagnostics
Display
LED Status
Meaning
Action
[1]
[2]
[3]
[4]
[1]
Off
Functional error
on the OSSD
Check the connected
OSSDs.
Make sure that the load
corresponds to the in-
formation stated in the
Technical
details [
56]
.
[2]
Flashes
red
[3]
Flashes
yellow
[4]
Flashes
yellow
[1]
[2]
[3]
[4]
[1]
Off
Functional error
on the connected
output signal
switching devices
(EDM test failed)
Check the connected
output signal switching
devices.
The response times of
the output signal switch-
ing devices must be
compatible with the tim-
ing diagram for the
safety light grid's test
function.
Switch the safety light
grid off and then on
again.
If the display is un-
changed, swap the ex-
ternal switching device.
[2]
Flashes
red
[3]
Off
[4]
Flashes
yellow
