CHAPTER 1: OVERVIEW
OVERVIEW
MULTINET4 MULTI-PORT SERIAL SERVER & MANAGED SWITCH – INSTRUCTION MANUAL
1–5
Power Transients (low repetition high
energy)
NEMA TS2 :2003
600V, 1 Ohm impedance
Transients I/O terminals
NEMA TS2 2.1.7.1 :2003
300V, 100 Ohms impedance
Surge Immunity
IEC61000-4-5:2005
Serial: 4 kV on shield;
DC Power LO: 6kV L-E, 6kV L-L;
AC Power: 6kV L-E, 6kV L-L
Non Destructive transient Immunity
NEMA TS2:2003
1000V, 1 Ohm impedance
Damped Oscillatory Burst
EN/IEC61000-4-12 :2006
Level 2 - 1kV common / 1kV
differential
Damped Oscillatory
IEEE C37.90.1:2002
2.5 kV common mode / 1kV
differential mode @1MHz
Voltage Dip / Voltage Interruption
EN/IEC 61000-4-11 :2004
0% 5000msec, 40% 120msec,
70% 10msec
Power Supply Ripple
IEC 61000-4-17
Level 3 - 10% & 15% of Rated
Voltage
RF Immunity 80-1000MHz
EN/IEC 61000-4-3 :1998
Level 3 - 10V/m
RF Immunity 80-1000MHz
IEEE C37.90.2:2004
35V/m
Conducted RF Immunity 150Khz -80 MHz
IEC61000-4-6:1996
Level 3 - 10Vrms
Conducted RF Immunity 0-150Khz
EN/IEC 61000-4-16:1998
Level 3 - 15Hz-150Khz 1-10V
Level 4 - 15Hz-150KHz 1-30V
Power Frequency Magnetic Field
Immunity
EN/IEC 61000-4-8:1993,2001
Level 5 - 100/200 A/m -
continuous 1000 A/m for 1s
Damped Magnetic Immunity
IEC61000-4-10
Level 3 - 10A/m
Voltage Dips and Interrupts
IEC61000-4-29
All test levels and durations -
Passes Criteria B
Conducted & Radiated Emissions
CISPR22 / EN 55022
Class A
Conducted & Radiated Emissions
FCC Part 15 Subpart B
Class A
Rated Input Power
IEEE C37.90
85% to110% of rated
AC voltage ranges
IEC60870-2-1
+ / - 10%
DC voltage ranges
IEC60870-2-1
+ / - 15%
ENVIRONMENTAL TESTS
Relative Humidity Cyclic
EN/IEC 60068-2-30:2005
Variant 2 - 6 day @ 95%
Cold Temperature
EN/IEC 60068-2-1: 1993/1990
-40 deg startup for 16 hours
Standard Name
Standard Number:Date
code
Severity levels Tested