Electromagnetic Compatibility - Siemens Siwarex U Device Manual

Universal weighing module for simatic s7 300 and et 200m
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Requirements fulfilled
Insulation resistance
Material
Fire resistance
Table 13-10
Data: Electrical protection and safety requirements

13.10.2 Electromagnetic compatibility

Emitted interference (industrial use): EN 61000-6-4
Comments
Emission of radio interference
(electromagnetic fields)
Emission on power
supply lines
Interference immunity (industrial use): EN 61000-6-2
Comments
Burst pulses on power
supply lines
Burst pulses on data and
signal lines
Electrostatic contact discharge
(ESD)
Electrostatic air discharge
(ESD)
Voltage spikes/Surge on
power supply lines
Voltage spikes/Surge on data
and signal lines
HF irradiation
(electromagnetic fields)
HF current feed
Data, signal, and power
supply lines
Table 13-11
Data: Electromagnetic compatibility
To meet the requirements, an ext. protection element should be fitted (e.g.: Blitzductor BVT
*
AD24 from Dehn&Söhne).
SIWAREX U
Standards
IEC 61131-2:
CSA C22.2 No142
SN 36350
UL 94 (10/1996)
IEC 60695-11-10 (08/2003)
IEC 61131-2 (02/2003)
Standard
IEC 61131-2
IEC 61131-2
Standard
IEC 61000-4-4
IEC 61131-2
NAMUR NE 21
IEC 61000-4-4
IEC 61131-2
NAMUR NE 21
IEC 61000-4-2
NAMUR NE 21
IEC 61000-4-2
NAMUR NE 21
IEC 61000-4-5
NAMUR NE 21
IEC 61131-2
IEC 61000-4-5
NAMUR NE 21
IEC 61131-2
IEC 61000-4-3
IEC 61131-2
NAMUR NE 21
IEC 61000-4-6
IEC 61131-2
NAMUR NE 21
12BTECHNICAL DATA
Comments
500 VDC
(The insulation resistance was
demonstrated in the type test.)
Flammability rating
UL94V-1 or UL94V-0
Limit values
EN 55011 Class A, Group 1
30 – 230 MHz: < 40dB(μV/m) Q
230-1000MHz: < 47dB(μV/m) Q
EN 55011 Class A, Group 1
EN 55014
Degree of severity
2 kV
1 kV (RS232 port)
2 kV (remaining data and signal lines)
6 kV
8 kV
+ 2 kV unsym.*
+ 1 kV sym.*
+ 1 kV unsym.
(on cable shield)
80 MHz to 1000 MHz and 1.4 GHz to
2.0 GHz: 10 V/m
900 MHz and 1.89 GHz: 10 V/m
2.0 GHz – 2.7 GHz : 1V/m
9 kHz – 80 MHz
10V (80% AM 1 kHz)
13-77

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