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Siemens S5-135U/155U User Manual

Page 74

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4-8

System Manual

C79000-G8576-C199-06

You can use the mounting brackets on the subrack for installation in cabinets,
on racks and walls. Use M6 bolts or, for wall mounting, screws of suitable
size.

One person can carry out the installation work.

The mounting brackets can be fitted to the housing in the following ways:

Flush

16

5

32

Figure 4-4

Methods of Fitting the Mounting Brackets

The dimensions of the modules for the S5-135U/155U PLC comply with the
double-height Eurocard format (h x d = 233.4 x 160 mm).

There are modules with different mounting width. For example:

Slots Occupied

SPS

1)

Front Plate Width in mm

Example

1

1

1

/3

20.3

CPU 922

2

2

2

/3

40.6

CPU 948

4

5

1

/3

81.3

CP 580

1) SPS standard-plug-in station: 1 SPS = 15.24 mm

Fitting the
Modules

Central Controllers and Expansion Units Power Supply Units