Siemens Simatic ET 200S Operating Instructions Manual page 78

Assembling
4.9 Installing the shield contact
Procedure
1. Push the shield connection element onto the first terminal module from below.
2. Push the shield connection element onto the last terminal module from below.
3. Saw off a piece of power bus of the appropriate size. The length of the power bus should
4. Push the conductor rail into the shield connection element. The power bus must be sized
5. Attach the shield terminals to the power bus (between the shield connection elements).
6. Attach the ground connection terminal to the protruding power bus.
Figure 4-13
(1)
(2)
(3)
(4)
4-20
In order to stabilize the conductor rail between two shield connection elements during
installation, you must connect an additional shield connection element after every
6th terminal module (given a width of 15 mm).
be equal to the distance between the shield connection elements + 45 mm.
in such a way that it protrudes from the shield connection element by 15 mm on the left or
right, depending on the installation.
Installing the shield contact
Shielding terminals
shield connection elements
Ground connection terminal
Power bus
4
3
1
2
Operating Instructions, 12/2005, A5E00515771-03
ET 200S