Pilz PSEN op4H-s-30-150/1 - Manual (Page 24)

PSEN op4F/H-s Series Instruction Manual
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2.2.4. Emitter and receiver orientation
The two units shall be assembled parallel each other, with the beams
arranged at right angles with the emission and receiving surface, and
with the connectors orientated towards the same direction.
The configurations shown in Fig.10 must be avoided:
Fig. 10
2.2.5. Use of deviating mirrors
The control of any dangerous area, with several but adjacent access
sides, is possible using only one safety device and well-positioned
deviating mirrors.
Fig.11 shows a possible solution to control three different access
sides, using two mirrors placed at 45° respect to the beams.
Fig. 11
NO NO