8. If a dynamic protective field width is used, carry out the test rod check with
minimum and ma
ximum protective field width.
9. If multiple devices are connected with each other in a cascade, carry out the
entire test for each device of the cascade. During the field indicator test, watch the
device that is currently being checked.
4.5.2 Visual check of the machine and the protective device
The following points are often helpful for the definition of the check:
•
H
as the machine been retrofitted?
•
Have machine parts been removed?
•
Have modifications been made to the surroundings of the machine?
•
Have the protective device or its parts been dismantled?
•
Is it possible to enter the hazardous area without being detected?
•
Is the protective device damaged?
•
Is the protective device severely contaminated?
•
Is the front screen contaminated, scratched or destroyed?
•
Are there any damaged cables or open cable ends?
•
Is the configuration of the protective device still the same?
If one of the points applies, the machine should be shut down immediately. In this
case, the machine and the protective device must be checked by appropriately qualified
safety personnel.
PROJECT PLANNING 4
8021645/1EB0/2022-04-28 | SICK O P E R A T I N G I N S T R U C T I O N S | deTec4
75
Subject to change without notice
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