Wiring
7.8 Connecting the CPU/interface module to the load current supply
Automation system
System Manual, 01/2023, A5E03461182-AK
171
Connecting the CPU/interface module to a load current supply
Watch video sequence (https://support.industry.siemens.com/cs/ww/en/view/78027451)
To connect the supply voltage, follow these steps:
1. Open the front cover of the load power supply. Pull the 24 V DC output terminal
downwards.
2. Connect the 24 V DC output terminal to the wires of the 4-pole connection plug of the
CPU/interface module.
3. Connecting the load current supply to the CPU/interface module.
Connection on the underside of the device
The connection socket for the 4
-pole connection plug is located on the underside of the
device for the following CPUs/interface modules:
Standard, F-CPUs/compact CPUs from order number 6ES751x-xxx02-0AB0/6ES751x-
1CK01-0AB0
Interface modules IM 155-5 PN BA as of order number 6ES7155-5AA00-0AA0 and
IM 155-5 PN ST as of order number 6ES7155-5AA01-0AB0
Additional information can be found in the associated manuals for the CPUs/interface
modules.
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