Telecommunications terminal equipment directive, Ce mark, Rohs compliance – Comtech EF Data CDM-740 User Manual
Page 20: Emc (electromagnetic compatibility) compliance

CDM-740 Advanced Satellite Modem
Revision 0
Preface
MN-CDM740
xiv
Telecommunications Terminal Equipment Directive
In accordance with the Telecommunications Terminal Equipment Directive 91/263/EEC, this
equipment should not be directly connected to the Public Telecommunications Network.
CE Mark
Comtech EF Data declares that the CDM-740 modem meets the necessary requirements for the
CE Mark.
RoHS Compliance
This unit satisfies (with exemptions) the requirements specified in the European Union Directive on
the Restriction of Hazardous Substances, Directive 2002/95/EC, (EU RoHS).
EMC (Electromagnetic Compatibility) Compliance
In accordance with European Directive 89/336/EEC, the CDM-740 Modem has been shown, by
independent testing, to comply with the following standards:
Emissions:
EN 55022 Class B - Limits and methods of measurement of radio
interference characteristics of Information Technology Equipment.
(Also tested to FCC Part 15 Class B)
Immunity:
EN 50082 Part 1 - Generic immunity standard, Part 1: Domestic,
commercial and light industrial environment.
Additionally, the CDM-740 has been shown to comply with the following standards:
EN 61000-3-2
Harmonic Currents Emission
EN 61000-3-3
Voltage Fluctuations and Flicker
EN 61000-4-2
ESD Immunity
EN 61000-4-4
EFT Burst Immunity
EN 61000-4-5
Surge Immunity
EN 61000-4-6
RF Conducted Immunity
EN 61000-4-8
Power frequency Magnetic Field Immunity
EN 61000-4-9
Pulse Magnetic Field Immunity
EN 61000-4-11
Voltage Dips, Interruptions, and Variations Immunity
EN 61000-4-13
Immunity to Harmonics
IMPORTANT
To ensure that the Modem continues to comply with these standards, observe
the following instructions:
• Connections to the transmit and receive IF ports (BNC female connectors) should be
made using a good quality coaxial cable - for example RG58/U (50
Ω or RG59/U (75Ω).