Siemens SIMATIC ET 200SP HA System Manual page 90

Wiring
6.5 Wiring the terminal block
Each dark-colored terminal block allows access to the supply voltage via terminals (red/blue).
Requirements for connecting the cable for the supply voltages
● The supply voltages are turned off.
● Color coding labels (Page 77) (optional) have been applied.
Tools required
Depending on conductor type
● Single wire without ferrule: Toolless
● Multi-core (stranded wire) with ferrule or ultrasonic compacting:
Suitable tool to prepare the cable.
● Multi-core (stranded wire) without ferrule, unprocessed: 3 to 3.5 mm screwdriver
Read the section "Wiring rules (Page 85)".
Connecting conductors
Follow these steps
Conductor
(type)
Mounting
Step 1
Step 2
Step 3
Step 4
Step 5
Removing wires
Using the screwdriver, press the spring release of the terminal as far as it will go and pull out
the wire.
Additional information
● Replacing the terminal blocks is described in the section "Replacing a terminal block
(Page 125)".
● Removing wires is described in the section "Removing wires (Page 128)".
90
Solid
Without ferrule With ferrule or ultrasonic com‐
pression
Only for multi-stranded wires: Compress or crimp the
cable with ferrules
Insert the wire into the push-in terminal as far as it will go.
Multi-core (stranded wire)
Strip 8 to 10 mm of the wires.
-
-
System Manual, 08/2019, A5E39261167-AD
Without ferrule, unprocessed
-
Press the screwdriver into
the spring release.
Pull the screwdriver out of
the spring release.
ET 200SP HA Distributed I/O system