Removable Terminal Block Connector For The Cpu 224 And I/O Expansion Modules - Siemens SIMATIC S7-200 System Manual

Installing an S7-200 PLC
Using the Removable Terminal Block Connector
The removable terminal block connector (Figure 2-10) allows field wiring
connections to remain fixed when you remove and re-install the S7-200 CPU and
I/O expansion modules.
To remove the terminal block connector from the CPU or expansion module, follow
these steps:
1. Raise the top terminal door of the CPU or expansion module.
2. Insert a screwdriver in the notch in the middle of the terminal block as shown
in Figure 2-10.
3. Press down firmly and pry out the terminal connector as shown below.
To reinstall a terminal block connector in a CPU or expansion module, follow these
steps:
1. Raise the top terminal door of the CPU or expansion module.
2. Ensure that the new terminal block connector is properly aligned with the pins
on the CPU or expansion module.
3. Press down the terminal block connector into the CPU or expansion module
until the connector snaps into place.
Figure 2-10
2-12
Removable Terminal Block Connector for the CPU 224 and I/O Expansion
Modules.
S7-200 Programmable Controller System Manual
A5E00066097-02