Siemens ET 200S Manual page 187

Sine-Shaped Interference
The following table shows the electromagnetic compatibility of the ET 200S
distributed I/O system when confronted with sinusoidal interference.
Amplitude-Modulated
80 MHz to 1000 MHz
10 V/m
80% AM (1 kHz)
Emission of Radio Interference
Emitted interference of electromagnetic fields to EN 55011: Limit Value Class A,
Group 1 (measured at a distance of 10 m).
Frequency
From 30 MHz to 230 MHz
From 230 MHz to 1000 MHz
Shipping and Storage Conditions
The ET 200S distributed I/O system exceeds the requirements of IEC 61131-2 as
regards shipping and storage conditions. The following specifications apply to
modules shipped or stored in their original packaging.
Type of Condition
Free fall
Temperature
Temperature variation
Air pressure
Relative humidity
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
RF irradiation to IEC 61000-4-3
Electromagnetic RF Field
Pulse-Modulated
900 MHz "5 MHz
50% ED
200 Hz repetition frequency
General Technical Specifications
RF coupling to
IEC 61000-4-6
0.15 MHz to 80 MHz
10 V unmodulated
rms
80% AM (1 kHz)
150 W source impedance
Emitted Interference
< 40 dB (mV/m)Q
< 47 dB (mV/m)Q
Permitted Range
v 1 m
From – 40 _C to + 70 _C
20 K/h
From 1080 hPa to 660 hPa (corresponds to
an altitude of -1000 m to 3500 m)
From 5 % to 95 %, without condensation
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