Proface LT4300M - 5.7 Modular HMI + Control" User Manual
Page 31
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LT-4201TM/4301TM Hardware Manual
31
Electromagnetic Susceptibility
The LT system meets electromagnetic susceptibility specifications as indicated in the table:
Characteristic
Specification
Range
Electrostatic discharge
IEC/EN 61000-4-2
8 kV (air discharge)
6 kV (contact discharge)
Radiated radio frequency
electromagnetic fields
IEC/EN 61000-4-3
10 V/m (80 MHz...3 GHz)
Fast transients / Burst noise IEC/EN 61000-4-4
Power lines: 2 kV
Digital I/O: 1 kV
Relay outputs: 2 kV
Ethernet line: 1 kV
COM line: 1 kV
CAN line: 1 kV
Surge immunity
IEC/EN 61000-4-5
Power supply: CM: 1 kV; DM: 0.5 kV
Digital I/O: CM: 1 kV; DM: 0.5 kV
Shielded cable: 1 kV
CM = common drive
DM = differential drive
Conducted disturbances
induced by radio- frequency
fields
IEC/EN 61000-4-6
10 Veff (0.15...80 MHz)
Mains terminal disturbance
voltage
EN 55011 (IEC/CISPR11)
150...500 kHz, quasi peak 79 dBµV
500 kHz...30 MHz, quasi peak
73 dBµV
Electric field strength
EN 55011 (IEC/CISPR11)
30...230 MHz, quasi peak
10 m@40 dBµV/m
230 MHz...1 GHz, quasi peak
10 m@47 dBµV/m