شمال یابGP208T

    GP208T north finder

    Category:

    technical index

    Table 2 main technical index

    system accuracy

    heading

    0.2°(1σ,good satellite signal, base line≥2m);

    Single point positioning accuracy

    Single point:2m(CEP)(good satellite signal)

    Precision of pseudo

    GPS:L1=10cm(18)/L2=10cm(30)/L5=5cm

    BDS:B1=10cm(13)/B2=10cm(6)/B3=5cm

    signal carrier precision

    L1=0.5mm/L2=1mm/L5=0.5mm

    B1=0.5mm/B2=0.5mm /B3=0.5mm

    static accuracy

    level:±(2.5 +1×10-6×D)mm

    vertical:±(5 + 1×10-6×D)mm

    RTK accuracy

    level:±(10+1×10-6×D)mm

    vertical:±(20+1×10-6×D)mm

    Time service accuracy

    GPS 50ns

    BDS 50ns

    GPS+BDS 30ns

    speed measuring precision

    0.2m/s(95%)

    acceleration

    4g

    overload

    15g

    RTK initialization

    RTK initialization time

    <10s(base line<20km), Reliability of initialization> 99.9%

    E-RTK initialization

    (base line<100km) RTK initialization time:<1s Reliability of initialization:> 99.9%

    Signal tracing

    Cold start-up

    <50s Warm start-up <30s Hot start-up <15s Signal re-acquisition <2s Interface trait. Interface type RS-232 Baud rate 115200 bps(default) electrical parameters Supply power 12VDC nominal(10~32VDC) Power rating ≤3W condition Working temp. -40℃~+75℃ Store temp. -45℃— +85℃ RH 95% non-condensing features dimension 120mm×84mm×43mm weight ≤240g(without antenna and cable) I/O interface 7-pin air-plug data refresh rate Positioning orientation data refresh rate 1Hz、2Hz、5Hz、10Hz optional Basic data refresh rate 1Hz、2Hz、5Hz、10Hz optional height unrestricted speed unrestricted hardware GPS antenna GPS antenna use GPS L1\L2, beidou B1\B3 dual system measure type antenna, easy to install. Antenna feeder line Standard feeder line matches standard antenna very well in impedance, gain. Standard length is 5m, please note us ahead if customized length is needed. Cardinal plate: GP208T receiver, the one marked by front antenna must be fixed on the front of the car. See table below for the data interface definition of receiver. A VCC Input DC Card power In DC power input +6-30VDC power input B GND GND GND C COMA_Rx In COMA_RX port RS232 level D COMA_Tx Output COMA_TX port RS232 level

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