14.12 Environmental Conditions
The SIWAREX FTC is suitable for weather protected, stationary application in
SIMATIC S7-300 systems. Conditions for application conforming with IEC
1131-2.
For use in extreme operating conditions (e.g. heavy dust, acidic moisture or
gasses etc.), additional measures are to be taken such as B. Encapsulation.
Climatic requirements
Comments Environmental conditions Application range
Operating temperature:
Vertical installation in S7-300
Horizontal installation in S7-
300
Calibrating operation
-10 to +60 °C
-10 to +40 °C
-10 to +40 °C
The S7-300 standard module
groups may not be operated
under 0°C
Storage and transport
temperature
-40 to +70 °C
Relative humidity 5 to 95 % Without condensation,
corresponds to relative
humidity (RH) exposure level
2 in accordance with DIN IEC
1131-2
Pollutant concentration SO
2:
< 0.5 ppm;
H
2
S: < 0.1 ppm;
RH < 60% no condensation
Table 14-13 Data: Climatic Requirements
14-132 SIWAREX FTC
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