5
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�
►
Voltage supply according to EN 50178, SELV, PELV�
►
Disconnect power�
►
Connect the unit as follows:
Automatic PNP / NPN detection
M8
M8
M12
Cable
Core colours:
BN (brown), BU (blue), BK (black), VT (violet)�
On power up, the unit detects automatically if the switching output is con-
nected to L- (= PNP) or to L+ (= NPN)� The polarity of the function check
output is set according to the polarity of the switching output� Both outputs
must be connected with the same polarity: PNP or NPN!