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CRS-180 70/140 MHz IF 1:1 Redundancy Switch
Preface
Trademarks
Product names mentioned in this manual may be trademarks or registered trademarks of their
respective companies and are hereby acknowledged.
The user should carefully review the following information:
Safety and Compliance
Electrical Safety and Compliance
The unit complies with the EN 60950 Safety of Information Technology Equipment (Including
Electrical Business Machines) safety standard.
The equipment is rated for operation at ±12 volts DC. It has a maximum power consumption of 1
Watt, and draws a maximum of 80 mA at +12 volts DC and 120 mA at ‐12 volts DC. The power
supply current is, in all circumstances, supplied by either a single Comtech EF Data modem, or a
pair of these modems.
IF THE UNIT IS OPERATED IN A VEHICLE OR MOVABLE INSTALLATION, MAKE SURE
THE UNIT IS STABLE. OTHERWISE, EN 60950 SAFETY IS NOT GUARANTEED.
Operating Environment
DO NOT OPERATE THE UNIT IN ANY OF THESE EXTREME OPERATING CONDITIONS:
•
AMBIENT TEMPERATURES LESS THAN 0° C (32° F) OR MORE THAN 50° C
(122° F).
•
PRECIPITATION, CONDENSATION, OR HUMID ATMOSPHERES OF MORE
THAN 95% RELATIVE HUMIDITY.
•
UNPRESSURIZED ALTITUDES OF MORE THAN 2000 METRES (6561.7 FEET).
•
EXCESSIVE DUST.
•
FLAMMABLE GASES.
•
CORROSIVE OR EXPLOSIVE ATMOSPHERES.
xiii
Revision 8
MN/CRS180.IOM
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