26
Additional Indicators Laser Unit F220i
Interlock Indicator 1 and 2
Within approximately 8 seconds after power up (boot phases of the
safety relay) the display of both interlock LEDs is not valid.
Lit GREEN Interlock 1 and 2 respectively
are closed.
Both interlock 1 LED and
interlock 2 LED are alternating
RED flashing
Wrong order was in the
interlock loops e.g. open and
close one loop only. Correct
and restart the process.
The interlock has been
opened while the shutter self-
test was running.
Both interlock 1 LED and
interlock 2 LED parallel RED
flashing
An electrical error (cross
connection) was detected.
Debug wiring and restart the
process.
Both Interlock 1 LED and
interlock 2 LED are lit RED:
The safety relay is completely
shut down. Inspecting of its
display is suggested. Power
cycling is required.
Interlock Indicator 1
Shutter Preparation / Error Indicator
Laser Indicator
Interlock Indicator 2
Shutter State / Error Indicator
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