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Assembly and wiring
Technical manual LioN-P PROFINET IO-Link Master
Release 2.0 04/2017
5.3 Port assignments
29
5.3.2 Power supply with M12 power L-coded
 Color coding: gray
Figure 2: Schematic diagram of the M12 L-coding (connector), port X03 (IN)
Figure 3: Schematic diagram of the M12 L-coding (socket), port X04 (OUT)
Power supply Pin Signal Function
1 U
s
(+24V) Sensor/system power supply
2 GND_U
Aux
Ground/reference potential U
aux
3 GND_U
s
Ground/reference potential U
s
4 U
Aux
(+24V) Auxiliary supply
(electrically isolated)
5 FE (PE) Functional ground
Table 4: Power supply with M12--Power
NOTE
Only use power supply units for the system/sensor and actuator supply that
correspond to PELV (Protective Extra Low Voltage) or SELV (Safety Extra
Low Voltage). Power supplies according to EN 61558-2-6 (transformers) or
EN 60950-1 (switching power supply units) fulfill these requirements.