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:<1sReliability of initialization:> 99.9%

    Signal tracing

    Cold start-up

    <50sWarm start-up<30sHot start-up<15sSignal re-acquisition<2sInterface trait.Interface typeRS-232Baud rate115200 bps(default)electrical parametersSupply power12VDC nominal(10~32VDC)Power rating≤3WconditionWorking temp.-40℃~+75℃Store temp.-45℃— +85℃RH95% non-condensingfeaturesdimension120mm×84mm×43mmweight≤240g(without antenna and cable)I/O interface7-pin air-plugdata refresh ratePositioning orientation data refresh rate1Hz、2Hz、5Hz、10Hz optionalBasic data refresh rate1Hz、2Hz、5Hz、10Hz optionalheightunrestrictedspeedunrestrictedhardware GPS antennaGPS antenna use GPS L1\L2, beidou B1\B3 dual system measure type antenna, easy to install. Antenna feeder lineStandard 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.AVCC Input DC Card powerInDC power input+6-30VDC power inputBGNDGNDGNDCCOMA_RxInCOMA_RX portRS232 levelDCOMA_TxOutputCOMA_TX portRS232 level

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