Siemens SIMATIC MV420, Operating Instructions Manual

Page: 355 / 424

SIMATIC MV420 / SIMATIC MV440
Operating Instructions, 04/2013, A5E02371045-06
353
Technical data
13
13.1 General technical specifications
Mechanical environmental conditions for SIMATIC MV420 and SIMATIC MV440
Mechanical environmental conditions for operation
SIMATIC MV420 and SIMATIC MV440 are designed for fixed installation in an environment protected
from the weather and meet the conditions for use complying with DIN IEC 60721-3-3:
•
Class 3M3 (mechanical requirements);
•
Class 3K3 (climatic environmental conditions).
Mechanical environmental conditions, sine-shaped oscillations
Frequency range in Hz
Test values
10 ≤ f < 58 0.075 mm amplitude
58 ≤ f < 500 1 g constant acceleration
Test for mechanical environmental conditions
Test for / test standard
Comments
Vibrations
Vibration test according
to IEC 60068-2-6
(sinusoidal)
•
Vibration type: Frequency cycles with a rate of change of 1
octave/minute.
–
10 Hz ≤ f < 58 Hz, constant amplitude 0.075 mm
– 58 Hz ≤ f < 500 Hz, constant acceleration 1 g
– 10 Hz ≤ f ≤ 55 Hz, amplitude 1 mm (only sensor head and lighting
unit)
•
Vibration duration: 10 frequency cycles per axis in each of the 3
mutually perpendicular axes.
Test for / test standard Comments
Shock Shock test
according to
IEC 60068-2-29
•
Type of shock: Half-sine
•
Strength of the shock for the reader:
–
10 g peak value
– 16 ms duration
•
Direction of shock: 100 shocks in each of the 3 mutually perpendicular
axes