4.3 Port Assignments
4 Assembly and Wiring
Attention:
For modules with a 7/8" housing, use the "SELV and
Limited Energy" power source.
4.3.3 Power Supply with M12 Power L-Coded
D
Color coding: gray
Figure 6: Schematic diagram of the M12 L-coding (connector), port X03 (IN)
Figure 7: Schematic diagram of the M12 L-coding (socket), port X04 (OUT)
Power supply Pin
Signal
Function
1
U
S
(+24 V)
System/sensors
2
GND_U
L
Actuator
3
GND_U
S
System/sensors
4
U
L
(+24 V)
Actuator
5
FE
Function earth
Table 4: Assignment of X03, X04
Attention:
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.
Technical Manual LioN-P PROFINET
Version 2.0 10/2017
22