A-2 Tests Of Mechanical Conditions - Siemens SIMATIC S5 Manual
Distributed i/o system
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Mechanical
The mechanical conditions are listed in the table below as sinusoidal
conditions
vibrations.
10
57
Reducing vibration
If the modules are subjected to severe shocks or vibrations, you must
implement suitable measures to reduce the acceleration or amplitude.
We recommend installation on suitable dampers (e.g. rubber-metal elements).
Tests for
Table A-2 lists the nature and scope of the tests to establish the mechanical
mechanical
conditions.
conditions
Table A-2 Tests of mechanical conditions
Vibrations
Shock
ET 200 Distributed I/O System
EWA 4NEB 780 6000-02a
Frequency range (Hz)
f
57
0.0375 mm amplitude
f
150
0.5 g constant
acceleration
Test of ...
Standard
Vibration testing to
IEC 68, Part 2-6
(sinusoidal)
Shock testing to
IEC 68, Part 2-27
General technical data
Continuous
Occasional
0.075 mm amplitude
1 g constant
acceleration
Remarks
Type of vibration: frequency
transients with a rate of change
of 1 octave/minute.
10 Hz
f
57 Hz, const.
amplitude 0.075 mm
57 Hz
f
150 Hz, const.
acceleration 1 g
Duration: 10 frequency
transients per axis in each of the
3 normal axes
Nature of shock:
semi-sinusoidal
Severity of shock: 15 g peak,
11 ms duration
Direction: 2 shocks along each
of the 3 normal axes
A
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