Queclink GV300 is not Waterproof > 자유게시판

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Queclink GV300 is a compact system designed for iTagPro geofencing hid installation within the automobile. There are both internal and iTagPro smart tracker exterior GPS antennas: in different phrases, iTagPro geofencing exterior antenna is optional. The machine is embedded with rechargeable backup battery. Three LED indicators assist through the installation and diagnostic. Queclink GV300 will not be waterproof. Due to GNSS chip from ublox and practical firmware Queclink GV300 supports: multi-system navigation (GPS and GLONASS), Assisted GPS (A-GPS) expertise and Cell ID primarily based location. The overall sensitivity is good enough (if obligatory you possibly can connect an exterior iTagPro geofencing GPS antenna). Along with adjustable monitoring modes all of these assure reliable and accurate GPS monitoring. There are number of inputs in GV300, together with analog ones, which allow to connect a number of vehicle sensors of varied varieties. To regulate exterior equipment a couple of outputs is used. One serial interface (sort RS232) lets join, on user’s alternative, digital fuel degree sensor, digital camera, PND (Garmin protocol is supported) or exterior CAN reader. As a GPS tracker producer Queclink is well-known for its purposeful devices with comprehensive firmware, iTagPro geofencing and GV300 just isn't the exception. The firmware permits to configure loads of options (together with distant control over GPRS), detect a wide range of occasions, read knowledge from CAN bus and digital fuel level sensors, use Garmin-appropriate PND, monitor driving behaviour. The firmware of Queclink GV300 may be updated OTA (Over-the-Air). There is only one RS232 serial interface, which generally is a limitation if you'd like to attach a number of digital units, i.e. two fuel sensors or gasoline sensor portable tracking tag and iTagPro geofencing camera. For these instances RS485 interface would be better, but there is no such an interface.

The outcomes obtained in laboratory tests, using scintillator bars learn by silicon photomultipliers are reported. The present approach is step one for designing a precision monitoring system to be placed inside a free magnetized volume for the cost identification of low vitality crossing particles. The devised system is demonstrated able to offer a spatial resolution higher than 2 mm. Scintillators, iTagPro USA Photon Solid State detector, particle monitoring devices. Among the planned actions was the development of a light spectrometer seated in a 20-30 m3 magnetized air quantity, the Air Core Magnet (ACM). The entire design needs to be optimised for the determination of the momentum and cost of muons in the 0.5 - 5 GeV/c range (the mis-identification is required to be lower than 3% at 0.5 GeV/c). 1.5 mm is required inside the magnetized air volume. In this paper we report the results obtained with a small array of triangular scintillator bars coupled to silicon photomultiplier (SiPM) with wavelength shifter (WLS) fibers.

This bar profile is right here demonstrated in a position to provide the required spatial decision in reconstructing the position of the crossing particle by profiting of the charge-sharing between adjoining bars readout in analog mode. SiPMs are glorious candidates in replacing normal photomultipliers in many experimental conditions. Tests have been performed with laser beam pulses and radioactive source so as to characterize the scintillator bar response and SiPM behaviour. Here we briefly current the noticed behaviour of the SiPM utilized in our checks regarding the primary sources of noise and the effect of temperature on its response and linearity. Several models and packaging have been thought-about. The main source of noise which limits the SiPM’s single photon resolution is the "dark current" rate. It is originated by cost carriers thermally created in the delicate volume and current in the conduction band and iTagPro geofencing due to this fact it depends on the temperature. The dependence of the dark current single pixel charge as a function of the temperature has been investigated utilizing Peltier cells in order to alter and keep the temperature managed.

Dark present fee relies upon additionally on the Vwk as proven in Fig. 3. With a view to have low rates of darkish present the worth of Vbias has been mounted at 1.5 V giving a working voltage Vwk of 29 V. It is evident that, if obligatory, iTagPro technology it can be convenient to use a bias voltage regulator which mechanically compensates for temperature variations. Not all the time the pixels of the SiPM work independently from one another. Photoelectrons (p.e.) can migrate from the hit pixel to a different not directly fired by a photon. Optical cross-discuss between pixels leads to a non-Poissonian behaviour of the distribution of fired pixels. An estimate of the optical cross talk likelihood can be obtained by the ratio double-to-single pulse charge as a function of the temperature. The probability relies upon weakly on the temperature and the measured degree of cross-discuss (15-16%) is compatible with the one reported in the datasheet. SiPM response once its primary parameters and iTagPro bluetooth tracker cells configuration are given.