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Siemens Simatic S7-400 User Manual

Page 44

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General Technical Specifications

1-16

S7-400, M7-400 Programmable Controllers Module Specifications

A5E00069467-07

Table 1-13 Ambient Climatic Conditions for the S7-400

Climatic Conditions

Remark

Permitted Range

Relative humidity

Max. 95 % at +25

°

C

No condensation,
corresponds to RH
stressing level 2 in
accordance with
IEC 61131-2

Atmospheric pressure

1080 to 795 hPa (corresponds to
a height of -1000 to 2000 m)

The power supply modu-
les in Table 1-12
achieve the following va-
lues:
1080 to 869 hPa (corres-
ponds to a level of
–1000 to 1500 m)

Concentration of
contaminants

SO

2

: < 0.5 ppm;

RH < 60 %, no condensation

H

2

S: < 0.1 ppm;

RH < 60 %, no condensation

Test: 10 ppm; 4 days

Test: 1 ppm; 4 days

Table 1-14 Power Supply Modules for Use at up to + 1500 m

Name

Order number

Power supply module PS 407 4A

6ES7407-0DA00-0AA0

Power supply module PS 407 10A

6ES7407-0KA00-0AA0

Power supply module PS 407 20A

6ES7407-0RA00-0AA0

Power supply module PS 405 4A

6ES7405-0DA00-0AA0

Power supply module PS 405 10A

6ES7405-0KA00-0AA0

Power supply module PS 405 20A

6ES7405-0RA00-0AA0

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