PSEN op2H-SL Series
Operating Manual PSEN op2H-SL Series
1004304-EN-01
41
Malfunction
DANGER!
Loss of safety function due to a malfunction of the safety light grid
A safety light grid malfunction may lead to serious injury or death.
If there is a safety light grid malfunction, immediately discontinue operation
of the system components whose hazardous area the grid secures.
Regular checks and maintenance
Checks
Regular checks can bring to light changes to the plant/machine, safeguards and ambient
conditions.
Regular check
Pilz recommends that the safety light grid be checked every six months.
}
Check the safety light grid’s front panel.
– Scratched front panel: Replace the safety light grid.
– Dirty front panel:
Clean the front panel [
42]
.
In a particularly dirty environment, front panel cleanliness should be checked more
frequently.
}
Check the tightness of the safety light grid’s front panel.
All screws must be tightened to the torque specified in the
Technical details [
43]
.
}
Check the safety function of the safety light grid (see
Check the safety function of the
safety light grid [
37]
).
Check after plant/machine modification
Check the safety light grid each time the plant/machine is modified. Changing the safety
light grid or swapping safety light grid components should be regarded as a modification.
The requirements of the applicable national regulations must be observed
absolutely
.
INFORMATION
This inspection may only be carried out by qualified personnel.
The Appendix contains a
Checklist [
51]
which should help you perform the safety
check.
