CHC i80 GNSS Product User Guide
CONTENTS PREFACE ............................................................................................................................ 4 1. Product Introduction ......................................................................................................... 6 1.1 Receiver Appearance ............................................................................................... 6 1.2 Lousersr Shell ...............................................................................................
.3.1 GPRS Status ................................................................................................. 31 5. CORS mode operations ................................................................................................. 33 5.1 Rover operations .................................................................................................... 33 5.1.1 GPRS Status ................................................................................................. 35 6. Survey ..............
7.11.1 Firmware Update......................................................................................... 67 7.11.2 USB flash disk ............................................................................................. 67 7.12 Config File ............................................................................................................ 68 7.12.1 GNSS Registration ..................................................................................... 68 8. Static Mode Operation ..........
PREFACE Introduction userslcome to use CHC GNSS product user guide. This user guide takes i80 GNSS receiver for example and describes how to install, set and use CHC’s series products. Revision Note Revision Date Order 2014.
The operation is absolutely prohibited in any case. Disclaimer: CHC company is committed to improve the product's function and performance constantly. Product specifications and manual contents may have some changes later on without notice. Please understand. In case of any inconsistency betusersen pictures or icons in user guide and real objects, the real objects shall prevail. Our company reserves final explanation of all technical parameters and graphic information.
1. Product Introduction 1.1 Receiver Appearance The product’s appearance mainly includes upper shell, lousersr shell, rear cover, guard circle, LCD panel, button, indicator light and so on. Guard Circle LCD Panel 1.2 Lousersr Shell Lousersr shell mainly includes IO port, USB+OTG port, radio antenna connection port and nameplate (including type, SN, PN and so on).
Battery Cover USB+OTG Port Radio Antenna Connector IO Port Rod Antenna Appearance 1.
1.4 Install SIM Card Users need to prepare a SIM card and open appropriate data communication service before using i80 GNSS receiver to work in RTK mode. Each receiver supports one SIM card. Open battery’s back cover, insert a SIM card to the slot according to the illustration. 2.LCD Panel Instructions LCD panel mainly includes two indicator lights of satellite and differential data，LCD panel, confirm+on/off button and Fn button.
Specifications of Indicator Lights light Color Satellite Differential data Blue Green Specifications Searching satellites——flashes every 5seconds Finish searching satellites, satellite number N——flashes N times every 5 seconds Base ——sending differential data Rover ——receiving differential data Button Specifications Button Fn Confirm+On/Off Combination Specifications Press Fn button to flip up and down When turning on/off the receiver or confirm a function, users can press this button Hold [Fn] but
The first line: shows the total number of satellite and the number of each type’s satellite. G represents GPS, R represents GLONASS, S represents SBAS. The second line: pousersr 1 shows percentage The third line: pousersr 2 shows percentage WLAN（WIFI）Status: on or off. Here users can set WIFI status. Click [Confirm], a prompt will shows whether close WLAN or not. If users click [Fn], it will not close WLAN. If users click [Confirm], it will close WLAN. 2.
2.2.1 Base External UHF Click [Confirm] to enter Base External UHF interface. Several data formats are available: CMR\CMR+\SCMR\RTCMv2.3\RTCMv3 and it can be switched by clicking [Confirm]. After finishing setting, just click [Confirm] to save the settings. If users click [Confirm] when selecting Back, the settings will not work and it will return to the previous menu. In addition, when i80 works with external radio, make sure the baud rate of IO port in usersb page is 9600.
2.2.3 Base APIS Click [Confirm] to enter Base APIS interface. Optional Data formats：CMR\CMR+\SCMR\RTCMv2.3 \RTCMv3. Optional IP address: 210.51.44.59, 210.14.66.58, 210.51.44.26. Optional Ports: 9901-9920. Click [Confirm] to switch data format, IP and port. After finishing setting, just click [Confirm] to save the settings. If users click [Confirm] when selecting Back, the settings will not work and it will return to the previous menu.
2.2.4 Base Combination Click [Confirm] to enter Base Combination interface, the way is Ex.UHF + APIS. Optional Data formats：CMR\CMR+\SCMR\RTCMv2.3\RTCMv3 Optional IP address: 210.51.44.59, 210.14.66.58, 210.51.44.26 Optional Ports: 9901-9920 In addition, when i80 works with external radio, make sure the baud rate of IO port in usersb page is 9600. ( DL5-C port’s baud rate is 9600) Click [Confirm] to switch combinations, data format, IP and port.
Users can not set base SN. If users want to use rover’s network, users need to set p in LandStar6. LandStar6 can provide base SN, IP and port connected with current rover network. After finishing setting, just click [Confirm] to save the settings. If users click [Confirm] when selecting Back, the settings will not work and it will return to the previous menu. 2.2.6 Rover CORS Click [Confirm] to enter Rover CORS interface, which shows current CORS status: Login/Not login.
2.2.7 Rover UHF Click [Confirm] to enter Rover UHF interface. users can set radio channels. Optional Channels: 1--9. The channel of Rover UHF must be in accordance with the channel of base External/Internal UHF. After finishing setting, just click [Confirm] to save the settings. If users click [Confirm] when selecting Back, the settings will not work and it will return to the previous menu. 2.
2.4 Receiver Information Interface Click [Confirm] to enter Receiver Information interface. By clicking [Fn] button, users can check the receiver’s SN, PN, Registration date, Firmware Version and Language. Click [Confirm] when selecting Back, return to previous menu. Above is the setup instructions on the LCD panel. It is recommended to configure with LCD panel when setting operation mode. 3.Radio Work Mode 3.
1.Using WIFI to Connect Start PDA, enter the main interface→click [Settings]→[Connections]→[Wi-Fi], then find the required receiver’s SN, input WIFI password, the default password is 12345678, click [Finish]. After connection, open Hcconfig software, select I80 Series for Device Type, select WIFI for Mode, then click [Connect] and users just finish the WIFI connection. ( the WIFI mode is suggested) 2.
3.2 Radio Base Setting After connected to WIFI or Bluetooth, click [RTK], select Auto Base for the Mode, after selecting the message type, click [set]. To enable IO option, many combinations can be applied. Four common combinations are listed as follows: Network+Port, Port, Radio, Network.
Users need to tick the little box in front of [Radio] to activate radio mode. When users use Port to enable IO, usually the Baud rate is 9600 and users should select relevant message type. When users choose Auto Base, the mode is Auto Base. When users choose Not Auto, the it is manual mode and users need to input the coordinates of the base station or get current position(3D) to get reference position. Click [set], than configuration of IO is successful.
Notes: Each channel corresponds to only one frequency. Users can set the frequency of radio channel via CHC radio write frequency software. The factory default settings of each channel can be found on the radio’s side label. CHANNEL FREQUENCY 0 1 2 3 4 455.050 456.050 456.550 457.050 458.050 5 6 7 8 9 459.050 460.050 461.050 462.050 462.550 MHz CHANNEL FREQUENCY MHz Use [Pousersr switch] button to set the radio pousersr.
indicates that the data is being transmitted regularly. Notice Once the radio channel of base is changed, the rover is required to change to the corresponding channel. Otherwise, the rover. 3.4 Rover Operation In Radio mode, if the base transmits data successfully, the rover will receive differential signals. Users can check it by the differential data light. If it flashes per second, it indicates that the rover has received differential signals.
2. Using Bluetooth connection Click [Device] and enter the connection. Select Bluetooth for Connection , click and select the SN number corresponding to the rover.
After connection, click [Rover Config], then set the rover’s differential format, antenna type and other information, then click [finish ]. Data format: including CMR, RTCM3.X, RTD, SCMR(three constellations) and so on. The differential data should be consistent with the base no matter which format it is. Elevation Mask: the angle betusersen the satellite region edge tracked by the receiver and the horizontal line. It means the receiver does not track satellites in this range.
Height: distance from the receiver antenna to the ground point. Coordinate with Measure To to set specific numerical values. After setting, select [Communication Mode], then set rover work mode, baud rate and some other information. The frequency should be coordinated with the radio transmitting frequency. 1-9 is the fixed frequency channel, 0 is the custom channel and users can set frequencies. When the rover has received differential signals, there will be a RTK initializing process: Single→Float→Fix.
GPRS traffic of approximately two hours is 1 megabyte (associated with the number of satellites and the network environment). users can calculate overall traffic according to operation time in a month in order to open a monthly package. 4.1 Demands Of Base Construction Base station should be set up in open areas, which is beneficial for receiving satellites’ signals. Make sure that mobile communication network exists in the area.
2.Using Bluetooth to Connect Open Hcconfig software, select I80 Series for Device Type, select CHC BT for Mode, then click [Search Device] in the interface,when users find the Bluetooth device, select it, then click [Connect]. After connecting Bluetooth, click [RTK], select Auto Base for Mode, after selecting the message type, click [set].
To enable IO option, several combinations can be applied. Four common combinations are listed as follows: Network+Port, Port, Radio, Network. Users need to tick the little box in front of [Network] to activate GPRS mode. When users use Port to enable IO, usually the Baud rate is 9600 and users should select its relevant message type. When users choose Auto Base, then the mode is Auto Base.
4.2.1 Wireless Settings Here is network mode. Click [Wireless network Config]→[APN setting]. Set network dialing parameters as shown below, check Auto pousersr on and Auto Dial (LandStar6 can also do the settings). When GPRS has dialed up successfully, set some network parameters in GPRS and Internal UHF interface, then just log in successfully.
After setting, users need to go back to break the Bluetooth if Bluetooth is connected, then restart the receiver. Users don’t need to do break connection if it’s WIFI connection mode. The base will transmit differential signals automatically after searching satellites. After start base successfully, the differential data light will flash per second. Shanghai CHC Navigation Company offers IP addresses and port numbers to users for free.
1.using WIFI connection Start the PDA, enter the main interface→click [Settings]→ [Connections]→ [Wi-Fi], then find the required receiver’s SN, input WIFI password, the default password is 12345678, click [Finish]. After connection, open Landstar6, enter WIFI connection by clicking [Device] at the main menu. Select I80 Series for Device Type, select WIFI for Connection, select [Rover] for Connection Type, then click [finish ] ( WIFI mode is suggested) 2.
4.3.1 GPRS Status Use Landstar6 to connect the receiver. In the process of the base or the rover using network, if the rover’s network is not open, the sever is definitely unable to log in.
After opening mobile network, click [Rover Config] to set the rover’s differential format, antenna type and some other information, then click [finish ]. After setting differential format，select [Communication Mode], select APIS for Protocol, input APIS server’s name, IP address, port number, click [Set] and it will log in. The status area on the interface will show Logged On, then click [finish ].
Base is the S/N number of the base bound with the rover. Return to the initial interface of LandStar6. Data light flashes normally when the rover’s receiving , and rover has been started successfully. 5. CORS mode operations The CHC GNSS receiver is completely compatible with all CORS systems. When accessing local CORS system, some preparations need to be made: 1.Acquire IP address, port number, source list, user name, password and some other information from the local CORS system management. 2.
1.using WIFI connection Start the PDA, enter the main interface→[Settings]→[Connections]→[Wi-Fi], then find the required receiver’s SN, input the WIFI password, the default password is 12345678, click [Finish]. After connection, open Landstar6, enter WIFI connection by clicking [Device] at the main menu. Select I80 Series for Device Type, select WIFI for Connection, select [Rover] for Connection Type, then click [finish ] ( WIFI mode is suggested) 2. Using Bluetooth connection Click [Device]→[Connection].
5.1.1 GPRS Status Use Landstar6 to connect the receiver. In the process of the base or the rover using network, if the rover’s network is not open, the sever is definitely unable to log in.
After opening mobile network, click [Rover Config] to set the rover’s differential format, antenna type and some other information, then click [finish ]. After setting differential format，select [Communication Mode], select CORS(Ntrip Client) for Protocol, input the source list, user name and password offered by CORS center, click [Set]. The status area on the interface will show Logged On, then click [finish ].
Go back to the initial interface of Landstar6. Data light flashes normally when the rover’s receiving, and rover has been started successfully. 6. Survey Users can start measurement when the rover is in Fix status. Open LanStar6, click [Survey]→[Point Survey]. In practice, users usually use local coordinates. When the rover has got fix solution, the recorded points in LandStar6 are plane coordinates that have not been converted.
2. Ebubble Calibration Select [Ebubble Option].( users had better carry out the operation outdoors and prepare a level base. Centralize and level the base, set the instrument on the base. When the instrument has searched satellites, the calibration result will be better. Besides, users had better keep leveling in the calibration process.) Figure 1 Figure 2 Ebubble: when clicking this button, there will be a prompt about offset information(Figure 2).
Figure 3 Figure 4 Rotate the device follow the instruction of figure 4. The blue part represents directions that have been adjusted.(In rotation, try to keep the device rotating around coaxial lines) When blue parts spread over the circle (progress bar shows 50%), the instrument has finished blue calibration. The interface will remind users to rotate around the red axis(as shown in figure 6). When the progress bar shows 100%(as shown in figure 6), users have finished the calibration.
4. After bubble and compass calibration, select [Survey Option] and set relevant parameters. Config Name: selections of survey point types, currently it supports Topo Point, Control Point and Quick Point. Obs Count: By default, Topo Point is 5, Control Point is 10 and Quick Point is 1. Precision limit: By default, Topo Point and Control Point’s horizontal precision limit is 0.03m, vertical precision limit is 0.04m. Quick Point’s horizontal precision limit is 0.1m and vertical precision limit is 0.2m.
6.1.2 Measurement methods After finishing the above operations, enter Point Survey interface. Click the diagram and select Compensated Mode. Have the bottom of the centering rod aimed at the survey point, tilt the centering rod(the tilt angle should be less than or equal to 30 degrees), then click [Begin ]. The software will save the converted three-dimensional coordinates of the correct point position. If users want to use Auto Measure, just check the box in front of Auto Measure in [Survey Option].
Waiting to move: tilt the centering rod (the tilt angle should be more than 5 degrees), shift to the next point. Waiting for level: level the receiver. Waiting for stable: keep leveling status for more than 2 seconds Surveying: wait for the measurement to complete. There will be prompt tone when starting or finishing measurement. If users want to continue to survey points, just repeat the above operations. If users want to exit, just click [Back ].
can select their required coordinates in the default coordinate system list. If none of coordinate system in the template can be used, users can select [default(from template)]. Third step: click [Next ], and set Ellipsoid parameters. Users can select Ellipsoid Name from the drop-down list. a and 1/f are two ellipsoid parameters corresponding to the selected ellipsoid. The displayed values are default values. Fourth step: click [Next ], and set basic parameters by selecting one model.
projection from Projection drop-down list. Coordinate Direction is North and East by default. Users can adjust coordinate direction by selecting South Azimuth. Finally, click [Finish ], and users have finished creating a new project. Return to the main interface. 6.3 Confirm Coordinate Parameters Open LandStar6.0, click [Project]→[CRS Params], select a required coordinate system according to known points. Generally speaking, local coordinate system in China usually uses Beijing-54 Ellipsoid.
different projection models. Meanwhile, some projection parameters can be set, such as Original Latitude, Central Meridian, Projection Height and so on. Figure 1 Figure 2 6.3.1 Bursa 7 Parameter Application Open LandStar 6.0, click [Project]→[CRS Params], input corresponding parameters in [Projection] and [Transf]→[Bursa 7 Parameter], respectively. In [Plane Adjust] and [Height Adjust] options, just select None. Finally click [Finish ] button.
6.3.2 Bursa 7 Parameter Calculation In the main menu, click [COGO]→[Parameter Cal] to calculate 7 parameters and 3 parameters. At least three pairs of coordinate points should be provided when calculating 7 parameters. At least one pair of coordinate points should be provided when calculating 3 parameters and 4 parameters. Add : users are able to select GNSS coordinates and known coordinates via this button. Remove : In coordinate data list, select one coordinate point.
6.4 Type Known Points Open landStar6, in the main menu, click [Data]→[Point Management]. Then click [New ] to create new points. Some attribute values need to be set, including Name, Code, CRS (including Local and WGS84), Format( can not be set), Role (including Null, to Stake Out and Control), X, Y, H (or B, L, H). Among them, Code is non-mandatory. After setting above values, click [OK ] and users have just created one point. 6.5 Point Adjust Open LandStar6, in the menu, click [Survey]→[Point Adjust].
Click [Calculate ], there will be a prompt Replace the project's current calibration parameters? If users click [Yes], current calculated calibration parameters will be applied to the coordinate parameters, which will come into operation against the whole project. There will also be a calibration parameter interface so that users are accessible to check plane calibration parameters and height calibration parameters. Otherwise, if users click [NO],the parameters will show zero results.
2. After point calibration, users can start measuring directly. 3. Control points involved in point calibration should be distributed reasonably and avoid linear distribution. It will be better if those points cover the whole survey area, avoiding short sides controlling long sides. 6.6 Base Shift It takes several days or even longer time to measure or stake out in each survey area.
shift data. Click [Yes ], the software will prompt: Base base_1 and related points translated, open the lib? Click [Yes] to open the point library, and the shift data will be applied to all survey points on the base, and plane coordinates will be changed. 6.7 Data Export Open LandStar6, in the main menu, click [Project]→[Export], according to the required data format, export data.
Select export points’ type, file type and path(txt, csv and various fixed arrangements are for selection, which will meet the requirements of most clients. Users can also define their own file formats via configuration). Input file name, then click [Yes ], the software will show whether the file has been saved successfully(see figure 2). Figure 1 Figure 2 6.8 Receiver Registration If the software prompts Registration Code Expired, users need to register the receiver.
7. Webpage configuration system Open the explorer on the Internet (Google and IE explorer are suggested), input the receiver’s IP address and press Enter, users will enter the login interface. After turning on WIFI of the receiver, connect the laptop to the receiver, search the WIFI SN number corresponding to the receiver, input WIFI password, then connect. Next, open the explorer on the Internet (Google and IE explorer are suggested), enter in the URL: 192.168.1.
After logging in, users will enter the following interface: 7.1 Receiver status interface The receiver status includes the receiver’s position, operation, Google Map and some other relevant information.
The receiver position interface shows the receiver’s current position, DOP values, satellites used, tracked satellites and receiver clock. In Operation interface, users can check the satellite information that the receiver tracks and uses, current UTC time, operation time , internal storage and external storage, battery level, whether to access outter pousersr, and static data recording status. Google Map: on the interface of Google Map, it shows the current location. 7.
Satellite Track Diagram: In Satellite Track Diagram, users can check satellite information with iconic presentation. Check boxes associated with the required satellite type and SNR, users can view relevant information. Sky Plot: The Sky Plot interface represents the distribution map of satellite categories.
7.3 Receiver settings interface On the setting interface, users can check relevant information about receiver settings. users can set antenna parameters, reference station, receiver reset and languages. Click [Introduction], check GNSS receiver information and reference station information. Antenna Param Settings: users can set antenna measure method, type, height, mask angle and PDOP.
7.3.1 Reference Station Settings When setting reference station, users can set the mode to Manual Base, Auto Base and Auto Rover. Users can also set the coordinates of the reference station and support Sample for Average. Several methods can be used to input the coordinates of the reference station. Users can click [Acquire Current Position] to set the location of the reference station, which is not accurate because it is the coordinates of the antenna phase center measured in signal status.
Receiver reset: click [Receiver Reset], users can restart receiver, clear satellite information, back to default setting and turn off receiver. Restart Receiver means rebooting the receiver. Clear Satellite Info means clearing satellite data tracked by the receiver. Back to Default Setting means clearing all settings in the receiver and restoring default factory settings. Turn Off Receiver means shutting down the receiver. Languages: It supports switching language on the interface.
Log Status can turn on or turn off the whole data records. When Log Status is open, all threads can not be edited. If Auto Record is Yes, once the receiver is turned on and has searched satellites to do point positioning, it will start recording static data. The storage is divided into internal and external storage. Internal Storage means the receiver stores capacity itself and the specific value is given by the receiver. External Storage is the inserted mobile hard disk.
1. On or Off: show whether this thread is on or not 2. Recording Name: show this record’s name. 3. Sample Interval: from 20Hz to 1MIN (at present, it only supports 1Hz, 5s,10s,15s,30s and 60s). 4. Store Location: internal or external storage. 5. Start Time: represent that timing can start storage. 6. Enable Start Time Or Not: [Yes] or [No] button represents whether the previous item Start Time will function. If Yes, it will start recording according to the set time, or it will start at once. 7.
7.5 IO settings RTK Client: In RTK Client, NTRIP, APIS_ROVER and APIS_BASE support CORS, network 1+n rover and network 1+n base, respectively.( At this point, it is necessary to turn on the mobile network and connect it in chapter 8.6) In NTRIP, login CORS through stated remote IP, port, source list,user name and password. In APIS_ROVER, login CHC network server which can be used as a rover of network RTK. In APIS_BASE, login CHC network server which can be used as a base of network RTK.
TCP/UDP_Client : 1.In TCP/UDP_Client, two protocols can be selected: TCP and UDP. 2.Remote IP is the IP address and port number of the remote receiving PC, that is, the destination address of the receiving end. 3.In Port number, set data send ports. 4.Differential data, raw data, ephemeris data, GPGGA and GPGSV are the individual output types supported by the machine. users can set whether to output those data and the output frequency. 5.
TCP/IP_Server: Connection protocol supports Ntrip and TCP protocol. When using Ntrip protocol, users can get data by logging in i80 directly. Com Port: to set output baud rate. Differential data, initial data, ephemeris data, GPGGA and GPGSV are the individual output types supported by the machine. users can set whether to output those data and the output frequency. If exporting differential data, users need to set the mode to Auto Base or Not Auto and set baud rate to 9600 when using external radio.
Not Auto. The radio module must be powered on, then set the power, baud and frequency.(More details are available in 7.9) 7.6 GPRS Network Info: network info shows power status, network mode, connection protocol, signal strength, SIM status and dialing status. Network set：mainly to set GPRS model status, auto start, network mode ( generally users select [2G/3G Auto]), parameter settings and so on. 7.7Wifi Wifi Info: show power status, password and so on.
. 7.8 Bluetooth Set Bluetooth Set: including local name, MAC address, visible and PIN. The default PIN is 1234 (no changes) 7.9 Radio setting Radio Info: shows radio type, radio power, OTA baud rate, radio frequency and so on.
Radio setting: to set radio status, auto start, radio power, frequency and so on. When using web page setting alone and the radio function is required, users need to turn on Radio Status and Auto Start. If the radio in IO setting is required to be used, the premises are also turning on radio status, setting appropriate frequency, power and so on. 7.10 Network service Network service includes: HTTP: HTTP port number is 80 by default, no changes.
7.11.1 Firmware Update Firmware update interface supports web firmware upgrade. Select [Browse] to add corresponding BIN file, then click [Confirm] to upgrade. After the completion of update, the receiver has finished the firmware upgrade. 7.11.2 USB flash disk 1.Insert the USB flash disk with update file to the USB port of i80 OTG data cable and insert the seven-pin port of the cable to the receiver.
2. Start the receiver, and it will automatically detect the update BIN file in the USB flash disk (No other BIN files are suggested in the USB flash disk). Select [Yes], and the firmware is updating. 3. After the completion of upgrade, all users need to do is to pull out the OTG data cable. 7.12 Config File In Config File interface, current settings can be saved as config files to download and the saved config file can also be loaded. 7.12.
8. Static Mode Operation 8.1 Office Setting Open Hcconfig software, connect the receiver, then click [Internal Recording] on the main interface and enter into the static setting interface. Set several parameters as shown in the picture, then click [Set]. Data Log Session (static data recording time): manual/1hour/2 hours/3hours and so on. Sample Interval (static data sampling interval): 2Hz/1 Hz/2s/5s/15s and so on.
Elevation Mask: 13 degree by default ( can be modified) [Back]:back to main menu [Get]: get current receiver’s static parameters [Set]: write current parameters to the receiver [Start]:send orders to make the receiver start collecting static data [Stop]: send orders to make the receiver end collection and save the data. ( Control Panel is suggested to be used to set the parameters.) 9. Main Specifications 1.
Vertical accuracy：±(3.5+0.4×10-6×D) mm - Static and Rapid Static accuracy Horizontal accuracy：：±(3+0.5×10-6×D) mm Vertical accuracy：±(5 + 0.5×10-6×D) mm - RTK Accuracy Horizontal Accuracy：±(8 + 1.0×10-6×D) mm Vertical Accuracy：±(15+ 1.0×10-6×D) mm - CORS RTK Accuracy Horizontal Accuracy：±(8 + 0.5×10-6×D) mm Vertical Accuracy：±(15+ 0.5×10-6×D) mm Single-point Positioning Accuracy：1.5m Code Differential Positioning Accuracy: 0.45m Initialization time:5s Initialization reliability:>99.99% 3.
5.Storage and Record - Storage format: HCN, RINEX - Internal storage: 32G, extended up to 64G - Raw data recording rate:1Hz, others are for selection - Data transmission mode:GPS device mounts as a USB hard drive 6.Environmental Parameter - Operating temperature: -45℃～+75℃ - Storage temperature:-55℃～+85℃ - Humidity: 100%condensation - Waterproof and dust proof: IP68 standard - Shock: survive a 3-meter drop on to concrete 7.
Android,Windows Mobile, IOS and Win7/Win8 OS - 24-hour Shanghai, Beijing multiple networks support for free 11.UHF Radio Built-in high performance radio(standard) Supporting PDL radio, supporting protocols: TT450S and Transparent 12. Data Format - RTCM2.X、RTCM3.
LIANCE. SUCH MODIFICATIONS COULD VOID THE USER’S AUTHORITY TO OPERATE THE EQUIPMENT This product has been tested and found to comply with the limits for Part 15 of t he FCC Rules. These limits are designed to provide reasonable protection agains t harmful interference in a residential installation. This product generates, uses, a nd can radiate radio frequency energy and, if not installed and used in accordan ce with the instructions, may cause harmful interference to radio communications.
