ITCR Wayside Radio
User's Manual and Installation
Instructions
Applicable Model: 63010
ITCR Wayside User’s Manual
Added Notices to user, renamed
09/08/2011
Fixed errors and omissions.
Expanded and edited in response
10/06/2011
Revised Section 2.2, 3.3 and 5.4
Update to add new frequencies
Revision History
Revision Date Summary of Changes
0.1
0.2
0.3
and edited for FCC submission
0.4
0.5
to examiner comments.
0.6
0.7
1.0
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ITCR Wayside User’s Manual
Table of Contents
1. Overview ............................................................................................................................. 1
1.1 Applicable Radio Models and Identifiers ................................................................ 1
1.2 General Description ................................................................................................ 1
1.3 Chassis ..................................................................................................................... 2
1.4 Ports and Ethernet Connectors .............................................................................. 2
1.5 Power Connectors ................................................................................................... 2
1.6 Antenna Connectors ............................................................................................... 2
2. Important Information for the User ................................................................................... 2
2.1 Transmitter Warm-Up Period. ................................................................................ 2
2.2 Limiting RF Exposure ............................................................................................... 3
2.3 Antenna Guidelines ................................................................................................. 3
2.4 RF Interference to Residential Receivers (Part 15) ................................................. 4
2.5 Equipment Modifications ....................................................................................... 5
3. Wayside Transmitter Operation ......................................................................................... 5
3.1 Wayside Channelization and Frequency Range ...................................................... 5
3.2 Wayside Channel Restrictions ................................................................................ 5
3.3 Wayside Radiated Power Limits ............................................................................. 6
4. Setup and Configuration for the Wayside Radio ................................................................ 7
4.1 Power Supply .......................................................................................................... 8
4.2 Ethernet Connection ............................................................................................... 8
4.3 RF Output Termination ........................................................................................... 8
5. Tuning the Wayside Radio .................................................................................................. 9
5.1 Equipment Required ............................................................................................... 9
5.2 Set up the Radio for Testing ................................................................................... 9
5.3 Measure and Calibrate Reference Crystal Oscillator Frequency .......................... 10
5.4 Measure and Adjust Output Power ...................................................................... 11
5.5 Check and Adjust RF Output Channel ................................................................... 12
6. Operations ........................................................................................................................ 13
6.1 Restore Factory Settings ....................................................................................... 13
6.2 Display Software and Firmware Revision Numbers ............................................. 13
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ITCR Wayside User’s Manual
6.3 Display Radio Identification Information .............................................................. 13
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ITCR Wayside User’s Manual
Model: 63010
FCC ID: BIB63010
1. Overview
This document provides information required for the operation and verification of
the Meteorcomm Interoperable Train Control Radio Network (ITCR) Wayside radios.
1.1 Applicable Radio Models and Identifiers
This document applies to the Wayside radio model listed below along with its
regulatory identifiers.
IC: 1300A-63010
1.2 General Description
The Wayside radio is designed to satisfy the industry standard Positive Train Control
(PTC) requirements as part of an integrated 220 MHz radio network. The Base radio,
Locomotive radio, and Wayside radio form the transportation backbone on which a
messaging application provides communication capabilities between railroad assets
and their back offices. The ITCR is designed to provide communication in an interoperable fashion enabling messaging to occur across railroad boundaries.
When applied as a mobile station, this radio will be mounted in mobile maintenance
vehicles such as pickup trucks. It will actively join the ITC network only when
maintenance vehicles are driven on the rails.
The Wayside radio is normally positioned on railroad property in an equipment box
or bungalow close to the active rails. When used as a wayside station, its mission is
to provide wireless transmission of local track and trackside equipment where it is
mounted. Its radio messages are actively monitored by locomotives in the vicinity
that may be headed in its direction. It also normally associates with a nearby base
station. The base station backhauls the wayside transmission for various monitoring
and control purposes at the railroad central office. It is normally interfaced to a
Wayside Interface Unit (WIU) via its LAN ethernet port. The WIU terminates all local
wayside equipment such as switches, signals, track continuity circuits and several
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ITCR Wayside User’s Manual
other possible track condition indicators. The WIU formats the status information
into a short message called an aspect. The aspect is sent to the Wayside radio for
packetized RF transmission.
1.3 Chassis
Wayside radios are housed in electrically sealed metal cases. The Wayside radio
dimensions are approximately 15.5W X 9.5 H X 2.0D. It weighs less than 8 lbs.
All input/output ports are grounded and/or shielded. In addition, best engineering
practices have been employed with respect to internal shielding, unit assembly and
PCB design in an effort to minimize potential sources of unwanted radiated
emissions.
1.4 Ports and Ethernet Connectors
The Wayside radio has two RJ45 Ethernet I/O ports, marked LAN and MAINT, each
on its own network.
1.5 Power Connectors
The Wayside radio power input connector is a Wago type for 13.6 VDC nominal, min
10.9 VDC and max 15.5 VDC.
1.6 Antenna Connectors
The 30W PEP rated 220-222 MHz wayside radio transmitter has an N-type antenna
connector and expects a nominal 50 ohm resistive load, max VSWR 3:1. It also has a
TNC connector for the GPS antenna. The GPS antenna can be active (3.3Vdc, 50mA
max) or passive.
2. Important Information for the User
2.1 Transmitter Warm-Up Period.
The wayside transmitter uses a temperature compensated crystal oscillator (TCXO)
to achieve frequency accuracy and stability. No warm-up period is required beyond
the built-in radio startup delays.
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