westermo 4400 Cellular Router User Guide
Console port
Electrical specification
Data rate
USB 2.0 host interface
115.2 kbit/s
Circuit type
SELV
Data format
8 data bits, no parity, 1 stop bit, no flow control
USB receptacle connector type C
Connection
5.2. Type Tests and Environmental Conditions
Environmental
phenomena
Basic standard
EN 61000-4-2
EN 61000-4-4
Description
Test levels
ESD
Enclosure
Contact: 6 kV
Air: 8 kV
Fast transients
Power port
Ethernet ports
Earth
4 kV, direct coupling
4 kV, capacitive coupling clamp
Serial ports
Power port
Surge
EN 61000-4-5
L-E: 2 kV, 12 Ω, 9 μF, 1.2/50 μs
L-E: 2 kV, 42 Ω, 0.5 μF, 1.2/50 μs
L-L: 1 kV, 2 Ω, 18 μF, 1.2/50 μs
L-L: 1 kV, 42 Ω, 0,5 μF, 1.2/50 μs
Ethernet ports
RS-232
L-E: 2 kV, 2 Ω, direct on shield, 1.2/50 µs
L-E: 2 kV, 2 Ω, 0,5 µF
RS-422/485
Enclosure
L-E: 2 kV, 42 Ω, 0,5 µF
100 A/m; 50 Hz
Power frequency magnetic EN 61000-4-8
field
Radiated RF immunity
EN 61000-4-3
Enclosure
20 V/m at 800 MHz to 1 GHz
10 V/m at 80 MHz to 3 GHz
5 V/m at 2.7 GHz to 6 GHz
1 kHz sine, 80% AM
Conducted RF immunity
EN 61000-4-6
Power port
Ethernet
Serial ports
Earth
10 V, 80% AM, 1 kHz; 0.15 MHz to 80 MHz
Radiated RF emission
EN 55032, EN
61000-6-4
Enclosure
30 MHz to 12 GHz
Conducted RF emission
EN 55032, EN
61000-6-4
Power port
Ethernet
150 kHz to 30 MHz
150 kHz to 30 MHz
1.0 kVDC, 1 min
Dielectric strength
UL 62368-1
Power port to all
other ports
UL 62368-1 IEEE
802.3
Ethernet TX to all
other ports
1.5 kVrms, 50 Hz, 1 min
Table 11. EMC and electrical conditions
Merlin 4400 Series
19
| General | Details |
|---|---|
| Name | westermo 4400 Cellular Router User Guide |
| Make | westermo |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.81 MB |
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