6-7
ET 200L Distributed I/O Device
EWA-4NEB 780600902-05
6.4 Mechanical and Climatic Environmental Conditions
The following climatic environmental conditions apply:
Environmen-
tal Conditions
Operating Ranges Remarks
Temperature From 0 to 60 _C
From 0 to 40 _C
Horizontal wall mounting
All other installation positions
Temperature
variation
10 K/h
Relative hu-
midity
From 15 to 95 % Without condensation, corre-
sponds to relative humidity
(RH) stress rate 2 to IEC 1131-2
Air pressure From 1080 to 795 hPa Corresponds to a height of
-1000 to 2000 m
Contaminant
concentration
SO
2
: < 0.5 ppm; rel. humidity
< 60 %, no moisture condensation
H
2
S: < 0.1 ppm; rel. humidity
< 60 %, no moisture condensation
Test:
10 ppm; 4 days
1 ppm; 4 days
The mechanical environmental conditions are shown in the following table in
the form of sinusoidal oscillations.
Frequency Range Permanent Occasional
10 f 58 Hz 0.0375 mm amplitude 0.075 mm amplitude
58 f 150 Hz 0.5 g constant acceleration 1 g constant acceleration
The following table provides information on the type and extent of tests of
mechanical environmental conditions.
Test for ... Test Standard Remarks
Oscilla-
tions
Oscillation test
to IEC 68,
Part 2-6
(sine)
Oscillation type: frequency sweeps with a rate of
change of 1 octave per minute.
10 Hz f 58 Hz, const. amplitude 0.075 mm.
58 Hz f 150 Hz, const. acceleration 1 g.
Oscillation time: 10 frequency sweeps per axis in all of
the three perpendicular axes.
Shock Shock test to
IEC 68,
Part 2-27
Type of shock: half sine
Force of shock: 15 g peak value, 11 ms duration
Direction of shock: 3 shocks per +/– direction in all of
the three perpendicular axes.
Climatic Environ-
mental Conditions
Mechanical Envi-
ronmental Condi-
tions
Testing Mechani-
cal Environmental
Conditions
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