Siemens SIMATIC ET 200AL System Manual page 87

Technical specifications
10.2 Electromagnetic compatibility
Sinusoidal disturbance variables
The following tables show the electromagnetic compatibility of the distributed I/O systems to
sinusoidal disturbance variables.
Table 10- 2
80 MHz to 1000 MHz
1.4 GHz to 6 GHz
80% AM (1 kHz)
Table 10- 3
0.15 MHz to 80 MHz
10 V
80% AM (1 kHz)
150 Ω source impedance
Emission of radio frequency interference
The following table shows the interference emission of electromagnetic fields according to
55016: limit class A, group 1.
Table 10- 4
Frequency
30 MHz to 230 MHz
230 MHz to 1000 MHz
1 GHz to 3 GHz
3 GHz to 6 GHz
24 V supply connection
The following table shows measurement ranges for low voltage according to EN 55016.
Table 10- 5
Frequency
0.15 MHz to 0.5 MHz
0.5 MHz to 30 MHz
86
RF radiation
RF radiation according to IEC 61000-4-3
Electromagnetic RF field, amplitude modulated
RF coupling (signal and supply cables)
RF coupling according to IEC 61000-4-6.
unmodulated
rms
Interference emission of electromagnetic fields
Interference emission of electromagnetic fields
10 V/m
3 V/m
Interference emission
<40 dB (µV/m) Q
<47 dB (µV/m) Q
<76 dB (µV/m) P
<80 dB (µV/m) P
Interference emission
79 dB (µV) Q
66 dB (µV) M
73 dB (µV) Q
60 dB (µV) M
System Manual, 08/2019, A5E31861578-AG
Corresponds to de-
gree of severity
3
2
Corresponds to de-
gree of severity
3
Measuring distance
10 m
10 m
3 m
3 m
Distributed I/O system