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3 technical specifications – Siemens S5-135U/155U User Manual

Page 219

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5-79

System Manual
C79000-G8576-C199-06

5.7.3

Technical Specifications

Important for the USA and Canada

The following approvals have been obtained:

S

UL Listing Mark
Underwriters Laboratories (UL) to Standard UL 508, Report E 85972

S

CSA Certification Mark
Canadian Standard Association (CSA) to Standard C 22.2 No. 142,
Report LR 63533

Degree of protection

IP 00

Climatic ambient conditions

See Technical Specifications of the S5-135U/155U CC

Mechanical ambient conditions

See Technical Specifications of the S5-135U/155U CC

Noise immunity, electromagnetic
compatibility (EMC)

See Technical Specifications of the S5-135U/155U CC

Supply voltage

5 V

$ 5 %

Current consumption at 5 V

2.2 A typical

Backup voltage

3.4 V

Backup current without user RAM
submodule

20

mA typical (at 25 _C)

P area

O area

IM3 area

IM4 area

Total

Digital inputs with process image
Digital inputs without process image
or analog inputs

1024 max.
1024 max.
64 max.


2048 max.
128 max.


2048 max.
128 max.


2048 max.
128 max.

1024 max.
7168 max.
448 max.

Digital outputs with process image
Digital outputs without process image
or analog outputs

1024 max.
1024 max.
64 max.


2048 max.
128 max.


2048 max.
128 max.


2048 max.
128 max.

1024 max.
7168 max.
448 max.

Flags

2048

Timers

128

Counters

128

Size of user memory

max. of 64 x 2

10

words, EPROM or RAM

DB RAM

22 x 2

10

bytes

Transmission rate of serial PG interface

9600 bps

Program blocks PB

256

Sequence blocks SB

256

Function blocks FB

256

Function blocks FX

256

Data blocks DB

256, of which 253 are freely available

Data blocks DX

256, of which 253 are freely available

Organization blocks OB

OB 1 to 39 (interfaces for operating system)

Integrated special function
Organization blocks OB

See Pocket Guide

Dimensions (w x h x d)

20.32 x 233.4 x 160 mm

Weight

Approx. 0.5 kg

CPUs, Memory Cards, Memory Submodules, Interface Submodules