Electrical, Emc And Climatic Requirements - Siemens SIWAREX WP251 Manual

Electronic weighing system
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Mechanical requirements and data
Table 13- 11 Technical specifications: Mechanical requirements and data
Testing
Vibrational load during
operation
Shock load during opera-
tion
Vibration load during
transport
Shock load during
transport
Free fall
13.2

Electrical, EMC and climatic requirements

Electrical protection and safety requirements
Table 13- 12 Requirements: Electrical protection and safety requirements
Met requirement
Safety regulations
Protection class
SIWAREX WP251
Manual, 12/2015, A5E37203357A
13.2 Electrical, EMC and climatic requirements
Standards
IEC 61131-2
IEC 60068-2-6
Test Fc
IEC 61131-2
IEC 60068-2-27
Test Ea
IEC 60068-2-6
Test Fc
IEC 60068-2-27:
Test Ea
IEC 61131-2
IEC 60068-2-31:
Test Ec, procedure 1
Standards
IEC 61010-1
IEC 61131-2; UL 508
CSA C22.2 No.142
IEC 61140
Technical specifications
Test values
5 to 8.4 Hz: 3.5 mm out.
8.4 to 150 Hz: 9.8 m/s
(=1G)
2
0 cycles per axis
1 octave / min.
150 m/s
(approx. 15 g), half sine
2
Duration: 11 ms
Quantity: 3 each per axis
in negative and positive direction
5 to 8.4 Hz: 3.5 mm out.
8.4 Hz ... 500 Hz: 9.8 m/s
10 cycles per axis
1 octave / min.
250 m/s
(25G), half sine
2
Duration: 6ms
Quantity: 1 000 each per axis
in negative and positive direction
For devices < 10 kg:
In product packaging:
300 mm drop height
In shipping package:
1.0 m drop height
per 5 attempts
Comments
Module is operated with protective extra-
low voltage.
The protective conductor connection
serves only a functional earth to dissi-
pate interference currents
2
207

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