Thrane&Thrane TT-3000LRIT mini-C, Installation Manual

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TT-3000LRIT mini-C Installation Manual
6 T
ECHNICAL
S
PECIFICATION
Model TT-3026M (TT-3000LRIT)
General Specifications Meets all INMARSAT specifications for the Inmarsat
mini-C Network for Land mobile and Maritime
terminals.
R&TTE
Transmit Frequency 1626.5 to 1660.5 MHz. note 1
Receive Frequency 1525.0 to 1559.0 MHz. note 1
Channel Spacing 5 / 2.5 kHz.
Modulation 1200 symbols/sec BPSK.
Data Rate 600 bit/sec.
Terminal Interface EIA/TIA-232-E DTE interface. CCITT Rec.V.24/28,
4800-115000 Baud IA-5 code
System Set-up S-RAM Battery backup
I/O Interface @ max. 20 meter
cable
Six dedicated In/Out pins.
Open collector. Sinks 25 mA each.
I/O Interface @ max. 50 meter
cable
Six dedicated In/Out pins. Open collector.
Sinks 19 mA each.
DC Power Source @ max. 20
meter cable.
Limited power sources <100VA
10.5 to 32 V floating DC
Max limit 100VA
Max current 4A
Max power 32W
Power: RX: 1,8W, TX: 23 W @ 12V supply
DC Power Source @ max. 50
meter cable.
Limited power sources <100VA
16 to 32 V floating DC
Max limit 100VA
Max current 2A
Max power 32W
Power: RX: 1,8W, TX: 23W @ 16V supply
Fuse Self recovering Poly fuse
Ambient Temperature -35°C to 70°C operating
-40°C to 80°C storage.
Dimensions Ø=163 mm H: 143 mm
Weight 1.10 kg
Note 1: Inmarsat-C frequencies: TX: 1626,5 – 1646,5 MHz
RX: 1530 – 1545 MHz
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