Pilz PSEN op4F/H-A Series Operating Manual page 69

OPERATING MANUAL PSEN op4F/H-A series
Fig 56 PNP connection
Fig. 57 – PNP timings
NPN configuration
With this configuration, the load is connected between 24 V DC and the OSSD output
switching element.
In normal operation, the output voltage of the OSSD is 0 V DC.
If an opaque object interrupts the beams, the OSSD status switches from 0 VDC to 24 V.
Fig. 58– NPN connection
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