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CDM-750 Advanced High-Speed Trunking Modem
Preface
International Symbols
Symbol
For additional symbols, refer to Cautions and Warnings listed earlier in this
Preface.
IMPORTANT
Installation
The installation and connection to the line supply must be made in compliance to local or national
wiring codes and regulations.
The CDM-750 is designed for connection to a power system that has separate ground, line and
neutral conductors. The equipment is not designed for connection to a power system that has no
direct connection to ground.
The CDM-750 is shipped with a line inlet cable suitable for use in the country of operation. If it is
necessary to replace this cable, ensure the replacement has an equivalent specification. Examples
of acceptable ratings for the cable include HAR, BASEC and HOXXX-X. Examples of
acceptable connector ratings include VDE, NF-USE, UL, CSA, OVE, CEBEC, NEMKO,
DEMKO, BS1636A, BSI, SETI, IMQ, KEMA-KEUR and SEV.
Environmental
The CDM-750 must not be operated in an environment where the unit is exposed to extremes of
temperature outside the ambient range 0 to 50°C (32° to 122°F), precipitation, condensation, or
humid atmospheres above 95% RH, altitudes (un-pressurized) greater than 2000 meters,
excessive dust or vibration, flammable gases, corrosive or explosive atmospheres.
Operation in vehicles or other transportable installations that are equipped to provide a stable
environment is permitted. If such vehicles do not provide a stable environment, safety of the
equipment to EN60950 may not be guaranteed.
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-750 High Speed Trunking Modem meets the necessary
requirements for the CE Mark.
Definition
Symbol
Alternating
Current
Fuse
xv
Definition
Protective
Earth
Chassis
Ground
Revision 1
MN-CDM750
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