Wieland ricos FLEX BC MODBUS User Manual page 13

EMC
EMC
Emissions
Immunity
zone B
*) Due to the high-energetic single pulses with Surge an appropriate external protective circuit with
lightning protection elements like conductors for lightning and overvoltage is necessary.
Wieland Electric GmbH | BA001269 | 09/2021 (Rev. A)
Standard
EN 61000-6-4
EN 61000-6-2
EN 61000-4-2
EN 61000-4-3
EN 61000-4-6
EN 61000-4-4
EN 61000-4-5
System conception
Remarks
Class A (Industrial area)
Industrial area
ESD
8kV at air discharge (degree of severity 3),
4kV at contact discharge (degree of severity 2)
HF field immunity (casing)
80 MHz ... 1000 MHz, 10 V/m, 80% AM (1 kHz)
1.4 GHz ... 2.0 GHz, 3 V/m, 80% AM (1 kHz)
2 GHz ... 2.7 GHz, 1 V/m, 80% AM (1 kHz)
HF conducted
150 kHz ... 80 MHz, 10 V, 80% AM (1 kHz)
Burst, degree of severity 3
Surge, degree of severity 3*
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