O2D50x O2D52x
Object recognition sensor
16
6 Electrical connection
ATTENTION
The device must be connected by a qualified electrician.
Device of protection class III (PC III).
The electrical supply must only be made via PELV circuits.
Electric supply must correspond to IEC 61010-1, chapter 9.4 - Limited Energy:
The overcurrent protection device must switch off a current of 6.6 A in 120 s. For the correct
rating of the overcurrent protection device take the technical data of the device and wiring
into account.
The separation of external circuits must comply with IEC 61010-2-201, Figure 102.
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Disconnect power before connecting the unit.
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For cable lengths > 30 m use an additional protection against surge voltages to
IEC 61000-4-5.
ATTENTION
The unit can be damaged by insufficiently tightened M12 connectors.
w
The IP rating indicated in the data sheet is only guaranteed if the M12 connectors are
firmly screwed.
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Firmly screw the M12 connectors to the unit.
For the scope of validity cULus:
Minimum temperature rating of the cable to be connected to the field wiring terminals: 70 °C.
Observe when connecting the unit:
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Use strain reliefs for cables connected to the unit.
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Cover the unused sockets with protective caps (E73004). Tightening torque 0.6...0.8 Nm.
If the unit is permanently used in wet areas, the nut of the M12 industrial Ethernet connection
cable (e.g. E11898) may corrode.
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Use a connection cable with a high-grade stainless steel nut.
