The unit must only be connected by an electrician.
The national and international regulations for the installation of
electrical equipment must be observed.
Voltage supply to EN50178, SELV, PELV.
The device shall be supplied from an isolating transformer hav-
ing a secondary Listed fuse rated as noted in the following table.
Disconnect power before connecting the unit.
Wiring (
= N.O. /
= N.C.):
When the supply voltage is applied, all LEDs light and go off one after
the other.* The unit is then ready for operation.
*During this time the output is switched according to the program-
ming: ON with the NO function and OFF with the NC function.
Failure indication: In the case of a short circuit the function indication
and the red LED row are lit alternately.
14
Electrical connection
n.c.
L+
2
1
4
3
L-
n.c.
L+
2
3
4
1
L-
3
1
4
2
WH
BU
BK
BN
WH
BN
BK
BU
connector
view (sensor)
Core colours of ifm sockets:
1 = BN (brown), 2 = WH (white), 3 = BU (blue), 4 = BK (black)
n.c. = not connected
Overcurrent protection
Control-circuit wire size
Maximum protective device rating
Ampere
AWG
(mm
2
)
26
(0.13)
1
24
(0.20)
2
22
(0.32)
3
20
(0.52)
5
18
(0.82)
7
16
(1.3 )
10
