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General Technical Specifications
6.3 Transport and storage conditions
ET 200pro Distributed I/O System - Fail-Safe Modules
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Operating Instructions, 05/2007, A5E00394073-02
6.3 Transport and storage conditions
Requirements for Fail-Safe Modules
Fail-safe modules surpass the requirements for transport and storage conditions defined in
IEC 61131, Part 2. The following specifications apply to fail-safe modules that are
transported and stored in the original packaging.
Type of condition Permissible range
Free fall ≤ 1 m
Temperature From -25°C to +70°C
Temperature change 20 K/h
Air pressure From 1080 hPa to 660 hPa
(corresponds to an altitude of -1000 m to 3500 m)
Relative humidity From 5% to 95%, without condensation
6.4 Mechanical and Climatic Environmental Conditions
Climatic environmental conditions
The following climatic environmental conditions are applicable:
Environmental Conditions Areas of Application Comments
Temperature From -25 °C to 55 °C All mounting positions
Temperature change 10 K/h
Relative humidity From 5% to a maximum of 100% With condensation
Air pressure From 1080 hPa to 795 hPa Corresponds to an altitude of -1000 m
to 2000 m
Pollutant concentration SO
2
: < 0.5 ppm;
Relative humidity < 60%, no
condensation
H
2
S: < 0.1 ppm;
Relative humidity < 60%, no
condensation
Test:
10 ppm; 4 days
1 ppm; 4 days
Mechanical Environmental Conditions
The requirements for mechanical environmental conditions are presented in the following
table in the form of sinusoidal vibrations.
Frequency range Constant Intermittent
5 ≤ f ≤ 8 Hz 0.35 mm amplitude 0.75 mm amplitude
8 ≤ f ≤ 150 Hz 5 g constant acceleration 10 g constant acceleration