3
UK
4 Electrical connection
The unit must be connected by a qualified electrician.
► The national and international regulations for the installation of electri-
cal equipment must be adhered to.
► Ensure voltage supply to EN 50178, SELV, PELV.
► Disconnect power.
► Connect the unit as follows:
DC PNP
DC NPN
L+
L
1
4
3
Cable
BN
BK
BU
L+
L
Core colours:
BN (brown), BU (blue), BK (black).
5 Operation
► Check whether the unit operates correctly.
• Light-on switching units (O7H-HPKG): The output is switched / the yellow LED
is lit when an object is detected.
• Dark-on switching units (O7H-DPKG): the output is switched / the yellow LED
is lit when no object is detected.
6 Maintenance, repair and disposal
► Keep the front pane of the sensor free from soiling.
► For cleaning do not use any solvents or cleaning agents which could damage
the plastic material.
Technical data and further information at www.ifm.com
