Siemens SIMATIC S7-1500 Automation System System Manual page 61

Connection of wires: multi-wire (stranded), without end sleeve, unprocessed
1. Strip 8 to 11 mm of the wires.
2. Using a screwdriver, press the spring release and insert the wire into the push-in terminal
3. Pull the screwdriver out of the spring release.
4. Push the wired connection plug into the plug socket of the CPU.
Loosening a wire
Push with the screwdriver as far as it will go into the spring release. Remove the wire.
Uninstalling the connection plug
To uninstall the connection plug, you need a screwdriver. With the screwdriver, pry the
connection plug out of the CPU.
S7-1500 Automation System
System Manual, 01/2013, A5E03461182-01
as far as it will go.
6.5 Connect supply voltage to the CPU
Wiring
61