General Technical Specifications
6.2 Electromagnetic Compatibility
ET 200pro Distributed I/O System - Fail-Safe Modules
Operating Instructions, 05/2007, A5E00394073-02
45
Sinusoidal Interference
HF radiation:
Tested in accordance with IEC 61000-4-3, "Radiated Electromagnetic Field Requirements"
● Standard test:
– from 80 MHz through 1 GHz, tested at 10 V/m and 20 V/m; 80 % AM (1 kHz)
– from 1.4 GHz through 2.7 GHz, tested at 10 V/m; 80 % AM (1 kHz)
● GSM/ISM/UMTS field interferences of different frequencies (Standard: EN 298: 2004,
IEC 61326-3-1 (draft))
HF interference on signal and data lines:
Tested in accordance with IEC 61000-4-6, "Testing and measurement techniques –
Immunity to conducted disturbances induced by radio-frequency fields"
● Standard test:
– RF band, asymmetrical, amplitude modulated:
From 0.15 MHz through 80 MHz, tested at 10 V and 20 V rms; 80 % AM (1 kHz)
● ISM interferences of different frequencies (Standard: EN 298: 2004, IEC 61326-3-1
(draft))
Emission of Radio Interference
Interference transmission of electromagnetic fields in accordance with EN 61000-6-4: Limit
class A, group 1 (measured at a distance of 10 m).
Frequency Emitted Interference
Between 30 MHz and 230 MHz < 40 dB (µV/m)Q
Between 230 MHz and 1,000 MHz < 47 dB (µV/m)Q
Interference transmission via supply AC input in accordance with EN 61000-6-4: Limit
class A, group 1.
Frequency Emitted Interference
Between 0.15 MHz and 0.5 MHz < 79 dB (µV)Q, < 66 dB (µV)M
Between 0.5 MHz and 5 MHz < 73 dB (µV)Q, < 60 dB (µV)M
Between 5 MHz and 30 MHz < 73 dB (µV)Q, < 60 dB (µV)M
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