Siemens Simatic S7-300 - Wiring Schematic of the PS 305 Power Supply Module (2 A)

Power Supply Modules
2-3
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Terminal assignment of the PS 305; 2 A
Strain-relief assembly
Terminals for system
voltage and protective
grounding conductor
Terminals for
24 VDC output
voltage
LED for “24 VDC
output voltage
available”
On/Off switch
for 24 VDC
24 VDC
L+1
M1
L+2
L+2
L+2
M2
M2
M2
I
Figure 2-1 Wiring Schematic of the PS 305 Power Supply Module (2 A)