Laird Controls North America Inc. R3A ユーザーズマニュアル

Page 4 of 4

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09/2003, CATTRON-THEIMEG

™

SYSTEM SUMMARY – Technical Specifications

LCU [RCR]

Enclosure:

20"L x 20"H x 8"W (50.80cm x 50.80cm x 20.32cm), NEMA 4
(IP66) Steel.

Weight:

Approximately 70 lbs (31.75 kg)

Environment:

Outdoors, -22

F to 150

F (-30

C to 65

C), RH 0 to 95% non-

condensing (-40

F units available – contact factory for details)

Electrical
Input/Output connections:

Qty 4, quick connect/disconnect plugs and sockets

Solid State Digital Outputs:

Total of 96 rated at 100VDC with individual fusing at 5A

Solid State Digital Inputs:

Total of 48 rated at 74VDC with individual fusing at 5A

Electro- mechanical Outputs:

100VDC @ 10A

Output Termination:

2 screw terminals per I/O position

Receiver/Decoder Power Source: DC-DC converter; 24-78 VDC Input/13.8 VDC output @ 0.8 A

with Under/Over Voltage protection

Minimum Locomotive
Battery voltage:

62VDC

Micro-controllers

Qty 3, Intel

™

8051 family microprocessors

Serial Communication Ports:

RS232 port for GPS Receiver/clock and external event recorder

RS485 port for locomotive monitoring

Frequency Range:

447-473 MHz

Channel Spacing:

12.5 kHz

Emission/Modulation:

9K801FD

2.5 kHz deviation

RF Transmit Power:

1.6W (factory set)

Range:

1-mile line of site

Antennas:

Qty 2, 5 dB gain, coupled antennas, mounted vertically as a
broadside array for receive and transmit

Approvals:

US FCC (Part 90)

Industry Canada (RSS119)

Receiver Sensitivity:

0.5

V (20 dB quieting) typical

Frequency Stability:

0.0005% of reference frequency

Decoder Microprocessor Speed: 11.059 MHz
Axle Generator:

120 PPR Dual Phase.

NOTE: As part of our ‘continuous improvement’ policy, CATTRON-THEIMEG

™

reserves the right to change specifications without notice.