20
6.5 Notes on tank adjustment
• During set-up or a after replacement of the unit, a tank adjustment must be
carried out�
• If only an empty adjustment has been carried out, the adjustment should be
repeated when the sensor is removed from the tank and reinstalled�
• If no empty adjustment or no other adjustment in addition to the empty
adjustment has been carried out, new adjustments should be carried out when
the medium or tank is changed�
6.6 Notes on grounding
In order for the unit to function correctly, sufficient grounding of the unit as
well as of the installation and tank must be ensured�
7 Electrical connection
The unit must be connected by a qualified electrician�
Voltage supply according to EN 50178, SELV, PELV�
►
Disconnect power�
►
Connect the unit as follows:
L+
L
1
5
2
4
3
OUT1/IO-Link
OUT2
OUT3
GY
BK
WH
BN
BU
L+
L
OUT1/IO-Link
OUT2
OUT3
Colours to DIN EN 60947-5-2
BK: black, BN: brown, BU: blue, WH: white, GY: grey
Pin
Connection
4 (OUT1)
• Switching signal
• IO-Link
2 (OUT2)
• Switching signal
5 (OUT3)
• Switching signal
