Siemens Simatic M7-400 Manual do Utilizador Página 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 RemarkPermitted 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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