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Comtech EF Data CRS-180 1:1 Modem Redundancy Switch

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  • Wide range of modems supported
  • Fully protects traffic paths
  • IF switching in a switch module
  • Manual and automatic switchover


SKU: SATRES-4079

Specifications
Operating Modes Fully automatic, Manual (via the front panel of the online modem, or via the modem's remote control interface)
Architecture Full bridging architecture, with configuration synchronization

Tx Clock and Data signals fed to both online and standby units

Rx IF signal fed to both online and standby units

Continuous fault comparison of online and standby units

(The configuration of online and standby units is synchronized via the Auxiliary Serial link between the two Modems)
Audio 2 x 4-wire 600O audio interface, per Intelsat IESS-308 (9-pin D-type female)
IDR Backward Backward AlarmsBackward Alarm Outputs BA-1 through BA-4 (Form C relays) per Intelsat IESS-308 (15 pin D-type female)
CRS-180 Specifications
Fault Detection Time (maximum)0.5 seconds
Switchover Time (after fault detectionWithin 0.1 seconds
Main Data Interfaces Refer to the modems datasheets
IF SwitchingTransmit IF: Switched by RF relay (1.5 dB max loss)

Receive IF: Passive power splitting (4.0 dB max loss)
Dimensions 1.7" H x 5.7" W x 4.1" D

(4.3 cm x 14.3 cm x 10.4 cm)
Weight 1.1 lbs (0.5 kg)
Power Requirements +12 VDC @ 80 mA (max)
Approval CE

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