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CRS-180 70/140 MHz IF 1:1 Redundancy Switch
MN/CRS180.IOM
Preface
Revision 11
xiv
Equipment Connection
THE CRS-180 IS DESIGNED FOR OPERATION ONLY WITH THE COMTECH EF DATA
PRODUCTS LISTED IN THIS MANUAL UNDER ‘RELATED DOCUMENTS’. THESE
PRODUCTS SUPPLY DC OPERATING CURRENT (ELECTRONICALLY FUSED AND
PROTECTED) AND CONTROL SIGNALS FOR THE CORRECT FUNCTIONING OF THIS
SWITCH. CONNECTION TO OTHER MANUFACTURERS’ EQUIPMENT COULD RESULT
IN DAMAGE TO THE SWITCH. THE CRS-180 IS NOT COMPATIBLE WITH OTHER
COMTECH EF DATA MODEMS OR PRODUCTS NOT LISTED IN THIS MANUAL.
European Union Radio Equipment and Telecommunications Terminal
Equipment (R&TTE) Directive (1999/5/EC) and EN 301 489-1
Independent testing verifies that the unit complies with the European Union R&TTE Directive, its
reference to EN 301 489-1 (
E
lectromagnetic compatibility and
R
adio spectrum
M
atters [ERM];
E
lectro
M
agnetic
C
ompatibility [EMC] standard for radio equipment and services, Part 1:
Common technical requirements)
, and the Declarations of Conformity for the applicable
directives, standards, and practices that follow:
European Union Electromagnetic Compatibility (EMC) Directive
(2004/108/EC)
•
Emissions: EN 55022 Class A – Limits and Methods of Measurement of Radio Interference
Characteristics of Information Technology Equipment.
•
Immunity: EN 55024 – Information Technology Equipment: Immunity Characteristics, Limits,
and Methods of Measurement.
•
EN 61000-3-2 – Harmonic Currents Emission
•
EN 61000-3-3 – Voltage Fluctuations and Flicker.
•
Federal Communications Commission Federal Code of Regulation FCC Part 15, Subpart B.
CAUTION – TO ENSURE THAT THE UNIT COMPLIES WITH THESE STANDARDS, OBEY
THESE INSTRUCTIONS:
•
Use coaxial cable that is of good quality for connections to the L-Band Type ‘N’ Rx (receive)
female connector.
•
Use Type 'D' connectors that have back-shells with continuous metallic shielding.
•
Type ‘D’ cabling must have a continuous outer shield (either foil or braid, or both). The
shield must be bonded to the back-shell.
•
Operate the Switch and modems with their covers on at all times.