Siemens Simantic ET200SP System Manual page 91

Requirements
● The supply voltages are turned off.
● Follow the wiring rules.
● Color identification labels (Page 137) (optional) have been applied.
Required tools
3 to 3.5 mm screwdriver
Tool-free connection of cables: single-wire without wire end ferrule, multi-wire (stranded) with wire
end ferrule or ultrasonically sealed
Watch the video sequence (http://support.automation.siemens.com/WW/view/en/95886218)
To connect a wire without tools, follow these steps:
1. Strip 8 to 10 mm of the wires.
2. Only for multi-stranded wires:
Seal or crimp the wire with wire end ferrules.
3. Insert the wire into the push-in terminal as far as it will go.
Connection of cables: multi-wire (stranded), without wire end ferrule, unprocessed
To connect a wire without a wire end ferrule, follow these steps:
1. Strip 8 to 10 mm of the wires.
2. Push with the screwdriver into the spring release.
3. Insert the wire into the push-in terminal as far as it will go.
4. Pull the screwdriver out of the spring release.
Removing wires
Using the screwdriver, press the spring release of the terminal as far as it will go and pull out
the wire.
Note
When you press the spring release, you should not pull on the wire/cable at the same time.
This prevents you from damaging the terminal.
Distributed I/O system
System Manual, 12/2016, A5E03576849-AG
5.7 Wiring BaseUnits for I/O modules
Wiring
91