Siemens SIMATIC HMI Industrial Thin Client ITC1200, Руководство по эксплуатации

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Technical specifications
9.4 Technical specifications
Industrial Thin Client ITC1200, ITC1500, ITC1900, ITC2200
Operating Instructions, 04/2013, A5E03474888-02
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Pulse-shaped interference
The following table shows the electromagnetic compatibility of modules with regard to pulse-
shaped interference. This requires the device to meet the specifications and directives for
electrical installation.
Pulse-shaped
interference Test voltage Degree of severity
Electrostatic discharge
in accordance with IEC
61000-4-2
Air discharge: 8 kV
Contact discharge: 6 kV
3
Bursts
(high-speed transient
interference)
in accordance with
IEC 61000-4-4
2 kV power supply cable
2 kV signal cable, > 30 m
1 kV signal cable, < 30 m
3
High-power surge pulses in accordance with IEC 61000-4-5, external protective circuit required (refer
to S7-300 PLC, Installation, chapter “Lightning and overvoltage protection”).
Asymmetrical coupling
2 kV power cable
DC voltage with protective elements
2 kV signal/data cable, > 30 m,
with protective elements as required
3
Symmetrical coupling 1 kV power cable
DC voltage with protective elements
1 kV signal cable, > 30 m,
with protective elements as required
3
Sinusoidal interference
The following table shows the EMC behavior of the modules with respect to sinusoidal
interference. This requires the HMI device to meet the specifications and directives for
electrical installation.
Sinusoidal interference Test values Degree of
severity
HF radiation
(electromagnetic fields)
according to
IEC 61000-4-3

80% amplitude modulation at 1 kHz
with 10 V/m in the range of 80 MHz to 1 GHz
with 3 V/m in the range 1.4 GHz to 2 GHz
with 1 V/m the range 2 GHz to 2.7 GHz

10 V/m with 50% pulse modulation at 900 MHz
10 V/m with 50% pulse modulation at 1.89 GHz
3
HF power applied to lines
and line shields according
IEC 61000-4-6
Test voltage 10 V, with 80% amplitude modulation of 1
kHz in the 9 MHz to 80 MHz range
3