Pilz PSEN op2H-SL Series Manual page 52

PSEN op2H-SL Series
No. Action
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Operating Manual PSEN op2H-SL Series
1004304-EN-01
Check protected field
Has the ability to creep underneath the pro-
tected field undetected been excluded?
Check safety light grid
Make sure that there are no objects in front
of the safety light grid (trailing cable, cross-
beams, struts, covers, etc.).
Make sure that there are no transparent ma-
terials between the monitored protected
field and the safety light grid (such as the
glass panel).
Are all the mechanical connections on the
safety light grid attached correctly?
Are all the electrical connections to the
safety light grid wired correctly?
Check the effectiveness of the safety
light grid during the hazardous move-
ment
Is the safety light grid effective throughout
the whole of the plant/machine's hazardous
movement?
Check the output circuitry of the pro-
grammable safety and control system
Have OSSDs been incorporated as required
for the desired safety category?
Are the switching elements that are connec-
ted to the OSSDs (valves, contactors, etc.)
monitored with feedback loops?
Does the wiring of the OSSDs match the cir-
cuit diagram?
Check guard function for protected field
of the safety light grid:
Violate the protected field at various points:
The hazardous movement must be shut
down.
Switch off safety light grid
Is the hazardous movement stopped imme-
diately when you switch off?
OK NOT OK Notes
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