User's Manual

New York City Transit
Réf. : DEL/NYL/39.1354.01/GLE/GLE Ed/Rév :0002/00 Trad.: EN
Mémo : 624480 Date : 08/02/2002
TRANSPONDER INTERROGATOR ANTENNAE
(TIA)
- 4 / 9 -
Siemens Transportation Systems exclusive property
1. ENVIRONMENT CLASSIFICATION
Environment Classification
Vehicle Interior

Vehicle body Mounted
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Vehicle Truck Mounted
;
Wayside Outdoors
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Wayside Equipment cases and Relay Rooms

Computer Rooms

2. PRODUCT FUNCTION
TIA receives signals from the transponders installed on the track. Theses data are processed
by the carborne controller computer unit to verify and update the localization of the train.
3. PRODUCT INSTALLATION CONSTRAINTS
Location on the train – The TIA is secured to the center of the first truck of A1-car.
Positioning and mounting on the truck with reference to the TOR:
8 Nominal height: 5.5"
8 Maximum height: 5.82"
8 Minimum height: 1.98"
4. ELECTRICAL INTERFACE
Input Yes
Output Yes
Protection None
The TIA is linked to the OBCU by one specific shielded cable, made of 4 twisted shielded pairs
featuring a 50 Ohms impedance at 10 MHz.
The cable is connected to the TIA to a Leatton Veam socket type: CIR
07R20.11P.F80.T100.V0 by means of a plug type CIRG06SB 18-20.11S.F80.T100.V0.
5. MECHANICAL INTERFACE
The transponder consist of a rectangular box, mechanically attached to the truck by means of
4 screws (3/8" grade 5) with a tied torque of 15 to 16 N.M (20.3 to 21.7 FT_LBF)..
The weight of a TIA is approximately 13 pounds.