You also have to assume that a third person may activate the machine when you are
working inside the machine for adjustment or cleaning.
You also need to consider protection for assistant workers and third persons.
Protect with a fixed rear guard or a light curtain against the entry from the rear side and the
inadvertent activation by a third person.
2-5. Measures against entry from outside (rear side) of protection range
3
In order to prevent any gap between the light beam of the light curtain and the front end of
the bolster that a part of body may enter, protect from such a gap with a baffle plate or a light
curtain.
Such a gap must be less than 75 mm.
2-6. Measures against entry of part of body between bolster and light curtain
Protection
examples
Fixed rear guard Light curtain
Light curtain + Auxiliary
light beam
Protection
examples
Light curtain + Baffle plate
8
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