Siemens SIWAREX FTA Device Manual page 201

Weighing electronics for automatic scale
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14.12 Environmental conditions
Climatic requirements
Remarks
Operating temperature:
Vertical installation in S7-300
Horizontal installation in S7-
300
Calibrated operation
Storage and transport
temperature
Relative humidity
Pollutant concentration
Air pressure
Table 14-13
Data: Climatic requirements
SIWAREX FTA
The SIWAREX FTA is designed to be used in SIMATIC S7-300 or ET200M
systems under the following conditions.
Usage conditions in accordance with IEC 60721:
Operation:
Storage/Transport:
For use in extreme operating conditions (e. B. heavy dust, acidic vapors or
gasses, etc.) additional measures are to be taken, e.g. encapsulation
Environmental conditions
-10 to +60 °C
-10 to +40 °C
-10 to +40 °C
-40 to +70 °C
5 to 95 %
SO
< 0,5 ppm;
2:
H
S: < 0.1 ppm;
2
IEC 60068-2-13
IEC60721-3-3
Stationary use, weatherproof
Class 3M3, 3K3
IEC 60721-3-2
Transport packaged, no condensation
Class 2M2, 2K4
Application ranges
The S7-300 standard module
groups may not be operated
under 0°C
Without condensation,
corresponding with relative
humidity (RH) - Exposure level
2 according to DIN IEC
61131-2
RH < 60% no condensation
Operation:
1080...795 hPa
(-1000 to +2000m)
Storage:
1080...660 hPa
(-1000 to +3500m)
Technical Data
14-189

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