Handbook
Axell Wireless Limited
Technical Literature
WMATA CRCS Redundant Antenna System
General Overview
Document Number 60-228701HBK Issue No. 3 Date 28/05/2010 Page 12 of 114
20-005401
20-005501
20-001601
Local Alarm
TX1 Monitor
TX2 Monitor
RX1 Monitor
RX2 Monitor
20-005401
20-005501
90-852420
90-852420
90-852420
90-852420
+24 VDC
2 x
96-200024
+12 VDC
3 x
94-100003
DC I/P
DC
DC
DC
DC
Port TX1 Main Primary D/L I/P
Port TX2 Standby Redundant D/L I/P
Port RX1 Main Primary U/L O/P
Port RX2 Standby Redundant U/L O/P
Optical Port 1 “TX”
Main Primary D/L O/P to
Gallery Place Station CRAS system
Optical Port 1 “RX”
Main Primary U/L I/P from
Gallery Place Station CRAS system
Optical Port 2 “TX”
Standby Redundant D/L O/P to
Gallery Place Station CRAS system
Optical Port 2 “RX”
Standby Redundant U/L I/P from
Gallery Place Station CRAS system
Dual Fibre Optic Unit 60-228703
System Diagram
(Jackson Graham Building CRAS System)
Date: 15/02/2010
Aerial House
Asheridge Road
Chesham
Buckinghamshire
HP5 2QD
United Kingdom
© AWL 2010
Page 1 of 1
A4
Issue: 3
Drawn by: EW/AJS
Not to Scale
Telephone: +44 (0) 1494 777000
Facsimile: +44 (0) 1494 777002
E-Mail: info@axellwireless.com
www.axellwireless.com
3.3.3. Dual Fiber Optic Unit 60-228703 System Diagram