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16 Annex
16.1 Check list
This check list serves as help for setting up the safety light curtains / light grids.
The requirements in this check list should to be met, however depending on the
application and the directives / standards referred to.
1. Were the directives / standards valid for safety of machinery complied with?
2. Is access prevention / primary guarding of the point of danger only possible
through the protected area of the safety light curtains / light grids?
3. Have steps been taken to prevent reaching under, over or around the light
guards to prevent attempts to defeat them?
4. Has the stop or shutdown delay of the machine been measured and adapted
according to the installation of the safety light curtains / light grids?
5. Have the safety light curtains / light grids been duly fixed and secured against
loosening or movement?
6. Have the safety light curtains / light grids been checked according to the
function and maintenance descriptions in these operating instructions?
7. Has external monitoring (EDM) of the control unit (e.g. contactor, valve etc.)
been used?
8. Is the state defined as safe for switching on / off of the safety light curtains /
light grids initiated?
9. Is /are there any soiling or scratches on the light-emitting surface?
10. Are the installation instructions of these operating instructions adhered to?
This check list does not replace checking or setup by a person trained in
safety matters.