21
UK
6.6 Alignment of the sensor housing
After installation, the sensor housing can be aligned� it can be rotated
without restriction� Even if rotated several times there is no risk of damage
to the unit�
7 Electrical connection
The unit must be connected by a qualified electrician�
The national and international regulations for the installation of electrical
equipment must be adhered to�
Voltage supply according to SELV, PELV�
For marine applications (if approval available for the device), additional
surge protection is required�
►
Disconnect power�
►
Connect the unit as follows:
4
1
3
2
OUT2
L+
L
OUT1
4
2
1
3
Pin
Connection
Core colours for ifm sockets
1
Ub+
brown
3
Ub-
blue
2
OUT2 = analogue output
white
4
OUT1 = IO-Link
black
When the unit is supplied with operating voltage for the first time, the
parameters for the probe length, the medium to be detected and the type
of probe used must be set� Only then is the unit ready for operation
(→ 9)
�
8 Operating and display elements
This unit version has no operating and display elements�
For parameter setting
→ 9
�
For units with display and operating elements → www.ifm.com.
