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Electrical connection
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.
Control-circuit wire size
AWG
26
24
22
20
18
16
Disconnect power before connecting the unit.
Wiring (
= N.O. /
P = programming wire (for remote adjustment)
Core colours of ifm sockets:
1 = BN (brown), 2 = WH (white), 3 = BU (blue), 4 = BK (black)
If the function for remote adjustment is active:
Use 4-wire connection cables without a link between pins 2 and 4.
With 3-wire sockets with a link between pin 2 and pin 4 switching of
the output stage triggers the remote adjustment!
Failure indication: In the case of a short circuit the function indication
and the red LED row are lit alternately.
26
Overcurrent protection
(mm
2
)
(0.13)
(0.20)
(0.32)
(0.52)
(0.82)
(1.3 )
= N.C.):
1
BN
L +
4
BK
3
BU
L-
2
WH
P
Maximum protective device rating
Ampere
1
2
3
5
7
10
3
BU
L +
4
BK
1
BN
L-
2
WH
P
connector
view (sensor)
1
4
2
3
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