Vehicle Driving Recorder Digital Tachograph Systems With 4 Cameras
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GPS features |
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GPS antenna interface |
SMA interface: 26dB |
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Tracking sensitivity |
159dBm |
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Positioning time |
Cold boot less than 34s; hot boot less than 3.5s; warm boot less than 33s, re-capture time 1.0s |
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Positioning accuracy |
10m2D RMS |
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Speed accuracy |
0.1m/s |
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BS positioning accuracy |
100m |
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Environment features |
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Vehicle spark noise immunity |
Discharge voltage 10 kV20 kV, discharge frequency 20 times/s200 times/s |
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Electro-transient pulse noise immunity |
4KV, experiment grade IV |
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Static discharge noise immunity |
Contacting discharge 6KV, air discharge 8KV, experiment grade III |
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Conduction interference limits |
Accord with the requirements of class B |
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Radiated interference limits |
Accord with the requirements of class B |
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Temperature characteristic |
Working temperature -20 +60 Limiting temperature -35 -20, +60+70 |
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Humidity |
595 non-condensation |
Product Functions:
1.Image: adopt H.264 technology to achieve the
monitoring by 4 routes real time image, store image at regular time, event record, alarm record, image resolution D1/Half D1/CIFcan be select.
2.SD storage:
adopt high capacity SD card to store image, strong error correction feature, it is safety for image in the condition of inside vehicle.
3.Image transmission:
Real time transmit/monitor video via PRS/3G, double code flow to transmit, adjustable transmission rate.
4.reply image:
routes image can be synchronous replay via DVR player, eplay according with the requirements, editing and storage, characters superposition, geographic info superposition.
5.GPS monitoring:
Automatic tracking, regions setting, geo-fence, GPS mileage statistics, vehicle mileage statistics, blind area supplementary report, traces storage, base station positioning.
6.Signal detecting and control:
8 routes switch signal input, 1 route vehicle speed sensor’s signal input, 2 routes analog signal input, 5 routes relay control output. Intelligence mode and forced mode to cut fuel/circuit, cameras’ power source control, user-defined backup output control.
7.Alarm:
SOS, parking over time alarm, speeding alarm, speeding early warning, fatigue driving alarm, deviation alarm, lost power alarm, low power alarm.
8.Road detecting:
road detecting, road detecting calculation, departure alarm, speeding alarm, entry/exit station report…
9.Voice and phone call:
hands free phone, remote listen in, voice reminding device, TTS voice report.
10. National standard/local standard:
