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 13 of 114
3.3.3.1. Dual Fiber Optic Unit 60-228703 Alarm Outputs
15 pin “D” panel plug “ALARM”, local alarm output to Krone terminal block on rack (annotated “EE” in
section 3.3.3.)
Dry Contact Outputs (Closed = Normal / Open = Alarm)
F/O TX 1 (main), contact output Pin 1 & 2
F/O TX 2 (standby), contact output Pin 3 & 4
F/O RX 1 (main), contact output Pin 5 & 6
F/O RX 2 (standby), contact output Pin 7 & 8
24V DC>DC contact output Pin 9 & 10