Comtech EF Data CRS-500 - Manual (Page 44)

CRS-500 1:N Redundancy System Revision 2
Introduction MN-CRS500
1–18
1.4 Summary of Specifications
1.4.1 CRS-500 1:N Redundancy System Specifications
Characteristic Requirement
Switch Type 1:10 (max): One Redundant Modem and up to 10 Traffic modems
Compatible Modems
CDM-625 Advanced Satellite Modem with optional IP Packet Processor
CDM-750 Advanced High Speed Trunking Modem
Operating Mode Automatic or manual switching mode
Switching Conditions Switch to Redundant Modem following a modem (Unit, Tx traffic, or Rx traffic) fault
Switching Time 500ms for Bridged backup
IF Switching • With CRS-282xx ISU: All modems outputs on all the time.
• Without CRS-282xx ISU: IF On/Off control to modems
Temperature • Operating: 0°C to +50°C (32°F to 122°F)
• Storage: 50°C to 100°C (122°F to 212°F)
Humidity 95% at +50°C (122°F), Non-condensing
CE Mark EMC and Safety
AC Prime Power Two independent inputs: 90 to 264 VAC, 50/60 Hz, <90 watts
DC Prime Power Two independent inputs: 38 to 60 VDC, <90 watts
Power Consumption • 90 watts max, with (10) CRS-5xx TMIs installed in DSU
• 40 watts max, with (10) CRS-3xx TMIs installed in DSU
• Add additional 1watt per ISU installed
CSU Front Panel Vacuum Fluorescent Display (VFD): 2 lines @ 24 characters/line.
6-button Keypad:
• ENT (Enter)
• CLR (Clear)
• (4X) navigation.
LED system summary status display showing:
• Unit status:
o
Switch Status
o
Manual Mode
o
Stored Event
o
Remote
• Modem status (Traffic and Redundant):
o
Unit Status
o
Tx Status
o
Rx Status
o
Online Status
Audible Alarm Programmable to activate following various changes of state
Common faults Form-C relay contacts
Dimensional Envelope • CSU: 1RU - 1.7(H) x 19.0(W) x 17.7(D) inches [4.4(H) x 48W x 44.8D cm)
• DSU: 3RU - 6.0(H) x 19.0(W) x 10.5(D) inches [15.2(H) x 48(W) x 26.7(D) cm]
• ISU: 2RU - 3.5(H) x 19.0W x 3.9D inches [8.9(H) x 48(W) x 7.6(D) cm]
Weight (max) • CSU: 9 lbs [4.1 kg]
• DSU: 10.5 lbs [4.8 kg]
• ISU: 7 lbs [3.2 kg]