Pentax G7HX User Manual
Pentax G7HX User Manual

Pentax G7HX User Manual

Gnss receiver

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G7HX
GNSS Receiver User Guide
TI Asahi Co., Ltd.
International Sales Department
4-3-4,Ueno,Iwatsuki-ku,Saitama-shi
Saitama 339-0073 Japan
Tel.: +81-48-793-0118
Fax : +81-48-793-0128
E-mail :
international@tiasahi.com
Version 1.01

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Summary of Contents for Pentax G7HX

  • Page 1 G7HX GNSS Receiver User Guide TI Asahi Co., Ltd. International Sales Department 4-3-4,Ueno,Iwatsuki-ku,Saitama-shi Saitama 339-0073 Japan Tel.: +81-48-793-0118 Fax : +81-48-793-0128 Version 1.01 E-mail : international@tiasahi.com...
  • Page 2 Revision History Revisions Revision History Revision Date V1.0 Initial release 2025 - 05 - 01...
  • Page 3 G7HX User Guide © 2024 TI Asahi Co., Ltd. All rights reserved. PENTAX, the PENTAX logo are trademarks registered in the U.S. and other countries. No part of this document may be copied, used or reproduced without the prior written permission of TI Asahi.
  • Page 4: Table Of Contents

    Contents 1. G7HX Overview ......................1 1.1 Appearance ...................... 1 1.2 Display Screen ....................3 1.3 Power On And Off ................... 3 1.4 Insert A SIM Card .................... 3 1.5 Charging ......................5 1.6 Battery Installation And Removal ..............6 2.
  • Page 5 3.3 Communication ....................29 3.4 Rover Mode Setting ..................30 3.5 Base Mode Setting ..................34 3.6 Static Mode Setting ..................37 3.7 Point Survey ....................38 3.8 Tilt Survey ..................... 42 3.9 Point Stakeout ....................43 3.10 AR Stakeout (Communication mode needs to select WIFI) ....... 46 3.11 Localization ....................
  • Page 6: G7Hx Overview

    1. G7HX Overview G7HX is a multi-functional GNSS receiver that integrates AR modules. It has a built-in high-precision positioning module, which supports the tracking of satellite signals at all frequency points. The device is completely equipped with 4G Full-netcom, Bluetooth, WIFI, and a built-in 1.5W data transmission radio. Adopting a robust and lightweight magnesium alloy structure, it supports online battery replacement.
  • Page 7 Next Long press to enter configuration mode Back In configuration mode: Short press to switch configuration items Long press to cancel the configuration Network status The mobile network online. Bluetooth status when Bluetooth is connected. Battery information The remaining battery of the device. Local time UTC+Zone 7Pin DataPort...
  • Page 8: Display Screen

    1.2 Display Screen The screen switches to display the current mode, data link and positioning status information of the device in 5 seconds. Display Screen Display information Details Mode Rover/Base/Static Data link Bluetooth/Built-in Network/Built-in Radio GNSS status Positioning status,Number of used satellites,Time, Latitude, Longitude, Ellipsoid height.
  • Page 9 How to insert a SIM card? 1.Slide the battery cover switch to the right and pull down to remove the battery cover as shown as Figure 1.4-1.Slide the battery towards the left to remove it as shown as Figure 1.4-2 Figure 1.4-1 Figure 1.4-2 2.Slide the SIM card tray in the indicated direction of the arrow to open it as shown...
  • Page 10: Charging

    Figure 1.4-8 1.5 Charging The G7HX is equipped with two lithium-ion batteries, and users can charge the batteries using a standard charger. The charger dock supports charging two batteries simultaneously, and it has 3 indicator lights: a power indicator, a charger bay 1 indicator, and a charger bay 2 indicator.
  • Page 11: Battery Installation And Removal

    Figure 1.5-1 charging panel Figure 1.5-2 Charging Plug Figure 1.5-3 Battery 1.6 Battery Installation And Removal The device supports two removable batteries, which can be installed and removed following the operations below. 1. Slide the battery cover switch to the right for both A and B batteries, then pull down to remove the battery cover as shown as Figure 1.6-1.Insert the battery with the contacts facing the battery compartment contacts, placing it against the left end of the battery compartment as shown as Figure 1.6-2.
  • Page 12 Figure 1.6-3 Figure 1.6-4...
  • Page 13: Web Ui

    2. WEB UI The device WIFI can be used as a hotspot, and a PC, smartphone or tablet can connect to the hotspot. After connecting to the hotspot, you can log in to the device's Web UI to manage the working status, change the working mode, modify basic settings, download raw data, update firmware, and register the device.
  • Page 14: Info

    Figure 2.1 Figure 2.2 2.2 Info The info mainly displays the device information. For example, SN, GNSS Type, GNSS Hardware, IMEI, Expired Date, as shown below:...
  • Page 15: Skyplot

    Figure 2.2 2.3 Skyplot The skyplot mainly shows the satellite trajectory satellite status map. For example, Trace, Name, Health, Elev, Azim, as shown below: Figure 2.3 2.4 Data Stream The data stream is mainly used to debug data information; you can view the current data status, as shown below:...
  • Page 16 Figure 2.4-1 For example: 1.Message Text: see 2.9 in this Section for the configuration of message text, and the output is shown in Figure 2.4-2: Figure 2.4-2 2.Message Raw: as shown in Figure 2.4-3:...
  • Page 17 Figure 2.4-3 3.Message Diff: when the device is a base station, you can check here whether there is differential data output, as shown in Figure 2.4-4: Figure 2.4-4 4. Message Static: When the device is in static mode, you can check here whether there is static data output, as shown in Figure 2.4-5:...
  • Page 18: Command

    Figure 2.4-5 2.5 Command ① System : Reboot, Shutdown; ② Config and Data : Reset Config, Clean Storage, Export Config, Import Config; ③ Register Code : The registration code is a valid time code that authorizes the location function of the device. When it is found that the registration code has expired and the device positioning function is unavailable, you can obtain a new registration code from the supplier by providing the device SN, and enter it on this page and click [Register] to register.
  • Page 19: Mode Config

    Figure 2.5 2.6 Mode Config ① Working Mode : You can choose Rover Mode/ Base Mode/ Static Mode, and select the Elev Cutoff at the same time; 1. Rover Mode: the following parameters (Station Name, Elev Cutoff, Diff Age Max, Height Type, Antenna Height, Record, PPK) can be cond. Figure 2.6-1 2.
  • Page 20 Figure 2.6-2 3. Static Mode: the following parameters (Station Name, Elev Cutoff, PDOP Threshold, Sample Interval, Height Type, Antenna Height, Record) can be cond. Figure 2.6-3 ② Data link : You can choose No Data link/ Bluetooth/ Wifi/ Built-in Network/ Built-in Radio/ External Radio/ XLink.
  • Page 21: Others Config

    WiFi name and password by yourself. When the device WiFi is used as the Station, you can access the network by entering the name and password of the external hotspot. ② Others : Time Zone, Voice, Pentax APP support.
  • Page 22: File

    Figure 2.7 2.8 File File management can delete and download data of each channel in batches , as shown below: Figure 2.8 2.9 Firmware ① Version : System, GNSS, INS, Radio, Firmware.
  • Page 23: Log

    ② Local Upgrade : Click Local Upgrade below to automatically identify and upgrade the positioning board firmware, tilt module firmware, and device firmware. There will be a prompt below during the upgrade process, and the device will restart after the upgrade is complete. The operation steps are as follows: 1.
  • Page 24: Message Text

    Figure 2.10 2.11 Message Text You can set the type and frequency of output data in text format, as shown below. After configuration, you can check whether there is corresponding text data output in 3.4 of this section. Figure 2.11 The following are the formats of several common message text: GPGGA $GPGGA,<1>,<2>,<3>,<4>,<5>,<6>,<7>,<8>,<9>,M,<10>,M,<11>,<12>*hh...
  • Page 25 <1> UTC time, hhmmss (hour minute second) format, 8 hours different from Beijing time <2> Latitude ddmm.mmmm (degrees and minutes) format (the previous 0 will also be transmitted) <3> Latitude Hemisphere N (Northern Hemisphere) or S (Southern Hemisphere) <4> Longitude dddmm.mmmm (degrees and minutes) format <5>...
  • Page 26: Data Config

    <5> HDOP horizontal precision factor (0.5~99.9) <6> VDOP vertical precision factor (0.5~99.9) GPGSV $GPGSV,<1>,<2>,<3>,<4>,<5>,<6>,<7>,…<4>,<5>,<6>,<7>*hh <1> Total number of GSV statements <2> Number of GSV in this sentence <3> Total number of visible satellites (00~12, the previous 0 will also be transmitted) <4>...
  • Page 27 Figure 2.12-1 Data: Period: Name: Format:...
  • Page 28 File name naming rules : 1.The time in file name is converted from GPS Assume GPS leap second is 18, Time Zone offset is +08:00, time directly. Then 00:00:18 means 08:00:00 of local lime. 2.Key words in file name yyyy =>...
  • Page 29 Figure 2.12-2 2. Base (CH02) When the device is set as the reference station, the device will automatically con CH02 to store and locate the original data by default. If ppk is enabled, CH05 will also be automatically cond by default to store location post-processing data, as shown in the following .
  • Page 30: Zxvpn

    When the device is set to the static mode, the device will automatically con CH03 to store static positioning data by default, as shown in the following . Figure 2.12-4 Note: Whenever the PTS3.0 software connects to the device through Bluetooth, the device will automatically con CH04 to store Bluetooth monitor data.
  • Page 31: Pts3.0 Basic Operations

    3. Click [Use Default Value] to apply. Figure 2.13 3. PTS3.0 Basic Operations PTS3.0 is the official data collecting software for G7HX, and its purchase is optional. If you wish to purchase one, please contact the dealer from whom you purchased your G7HX.
  • Page 32: Project Manager

    Uninstallation process: Uninstall method: Long press the software icon on the desktop, drag to the [Uninstall] option box, and click " OK " to complete the software uninstallation. 3.2 Project Manager Click [ Project] -> [ Project Manager], as shown in Figure 3.2-1. Project manager includes functions such as creating a new project, importing a project, exporting a project, deleting a project, and opening a project.
  • Page 33 Figure 3.2-1 Figure 3.2-2 Figure 3.2-3 Figure 3.2-4 Figure 3.2-5 Figure 3.2-6...
  • Page 34: Communication

    3.3 Communication Click [Device]-> [Communication] to enter the communication settings interface, as shown in Figure 3.3-1. Select the device type ("G7HX"), communication mode (Bluetooth), and then click [Search], as shown in Figure 3.3-2. View the Bluetooth device list, select the corresponding device serial number, and click [Connect] to complete the device connection, as shown in Figure 3.3-3.
  • Page 35: Rover Mode Setting

    Figure 3.3-4 Figure 3.3-5 Figure 3.3-6 3.4 Rover Mode Setting Click [Device] -> [Rover], as shown in Figure 3.4-1. GNSS positioning equipment can calculate positioning coordinates by receiving satellite signals. In the absence of other interferences, the positioning equipment can only obtain the coordinate position of a single point solution due to the interferences of the atmosphere on the signal, and the accuracy is low.
  • Page 36 GNSS satellite signal of the base station to the GNSS device in a certain way, so that the GNSS device can obtain a high-precision positioning. In addition to differential data transmission configuration, you can also set the GNSS altitude cutoff angle, differential delay, and whether to enable PPK and other basic information, as shown in Figure 3.4-1.
  • Page 37 server IP, port, username and password and other connection parameters. The SIM network is a dedicated network and needs to configure APN parameters, as shown in Figure 3.4-6. The CORS setting is similar to the Phone Internet. After correctly configuring the server address, obtain the access point list and select the corresponding access point to obtain differential data.
  • Page 38 Figure 3.4-1 Figure 3.4-2 Figure 3.4-3 Figure 3.4-4 Figure 3.4-5 Figure 3.4-6...
  • Page 39: Base Mode Setting

    Figure 3.4-7 Figure 3.4-8 Figure 3.4-9 3.5 Base Mode Setting Click [Device]-> [ Base], as shown in Figure 3.5-1. This function is that the GNSS device acts as a base to send satellite information data in a certain way and provide it to the mobile station to receive it, providing it with high-precision solution conditions.
  • Page 40 1. Use Current coordinates: This means that the GNSS device outputs differential broadcast data for the startup coordinates based on the current positioning value (with low accuracy); 2. Input Base Coordinates: refers to the location where the user sets up the equipment.
  • Page 41 Figure 3.5- 1 Figure 3.5-2 Figure 3.5- 3 Figure 3.5-4...
  • Page 42: Static Mode Setting

    3.6 Static Mode Setting Click [Device]-> [Static Mode], as shown in Figure 3.6-1. This function is to store the original satellite observation data of the GNSS device into the set disk file, record the observation data of a period of time for the use of static post-processing software to solve the high-precision coordinate position, usually used for control point acquisition.
  • Page 43: Point Survey

    3.7 Point Survey Click [Survey] -> [Point Survey], as shown in Figure 3.7-1. The positioning output by the GNSS device is measured and collected according to certain accuracy constraints and stored in the coordinate point library. In the point survey interface, the top title bar displays the basic information of the positioning output by the current GNSS device, the current solution status, differential delay, HRMS, VRMS and other positioning accuracy assessment values, and the number of received satellites.
  • Page 44 Click [Topo Point], as shown in Figure 3.7-3. Four types of point will pop up: Topo Point, Control Point, Quick Point, and Auto Point. You can select the corresponding point type for surveying according to actual needs. Click [Point Library] to enter the coordinate point library interface, as shown in Figure 3.7-4, where you can view the surveying point status.
  • Page 45 Click the icon to automatically center the current position on the screen. Click the icon to display all current measurement points on the screen. Click the icon , as shown in Figure 3.7-10, to turn on/off the tilt measurement function. Click the icon , as shown in Figure 3.7-11 and Figure 3.7-12, to select the network map you want to display.
  • Page 46 Figure 3.7-4 Figure 3.7-5 Figure 3.7-6 Figure 3.7-7 Figure 3.7-8 Figure 3.7-9...
  • Page 47: Tilt Survey

    Figure 3.7-10 Figure 3.7-11 Figure 3.7-12 3.8 Tilt Survey The IMU function requires the device to have a tilt module. Devices equipped with this function can achieve: 1. Ensuring accuracy within 2cm in a tilt range of up to 60 degrees; 2.
  • Page 48: Point Stakeout

    10 seconds, then rotate 90°, and continue to shake the centering rod back and forth until the measurement icon changes to, as shown in Figure 3.8-3 , and then you can perform tilt survey. Figure 3.8-1 Figure 3.8-2 Figure 3.8-3 3.9 Point Stakeout Click [Survey]->...
  • Page 49 points (all points in the coordinate point library) for stakeout. After selecting points for stakeout, enter the point stakeout interface, as shown in Figure 3.9-3. Click the icon to enter the layout setting interface, as shown in Figure 3.9-4, where you can set the prompt range, layout tolerance, etc.
  • Page 50 Figure 3.9-1 Figure 3.9-2 Figure 3.9-3 Figure 3.9-4 Figure 3.9-5 Figure 3.9-6...
  • Page 51: Ar Stakeout (Communication Mode Needs To Select Wifi)

    1. Click [Device]->[Communication] to enter the communication settings interface, as shown in Figure 3.10-1. Select the instrument type ("G7HX"), communication mode (WIFI), and then click [Search], as shown in Figure 3.10-2, view...
  • Page 52 Note: To use the Phone Internet, the controller needs to have a SIM card inserted to connect to the Internet. 3. Click [Survey]-> [Point Stakeout] to enter the point stakeout library interface, as shown in Figure 3.10-4. The points to be staked will display the unstaken points and the staked points.
  • Page 53 Figure 3.10-4 Figure 3.10-5 Figure 3.10-6 Figure 3.10-7 Figure 3.10-8 Figure 3.10-9...
  • Page 54: Localization

    Figure 3.10-10 Figure 3.10-11 Figure 3.10-12 3.11 Localization Click [Project]-> [Localization], as shown in Figure 3.11-1, you can import control point parameters in various formats, or export control point data into files for use with third-party software. The high-precision position obtained by the software from the GNSS device is the latitude and longitude coordinates of satellite positioning, but in actual project operations, the plane coordinates on the ground are ultimately required for survey and application.
  • Page 55 After editing the control point parameters, calculate the conversion parameters for the control points. Click [Calculation Method] to pop up the conversion parameter condition settings, as shown in Figure 3.11-5. Coordinate conversion methods include plane correction, vertical correction, elevation fitting and seven parameters, which can be all or part of the combination.
  • Page 56: Calibrate Point

    Figure 3.11-4 Figure 3.11-5 Figure 3.11-6 3.12 Calibrate Point Click [Project]-> [Calibrate Point], as shown in Figure 3.12-1. In actual application, GNSS equipment obtains high-precision position by combining differential data of base station with solution. Here we know the coordinate position of base station. In fact, the high-precision position output by GNSS equipment is the relative position of base station.
  • Page 57 coordinates obtained by connecting to the last base station. After the starting coordinates or starting position of the base station changes, a known position needs to be used to calibrate the coordinates correctly. Click [Base Point Calibration], as shown in Figure 3.12-2, and click to select a known point in the coordinate point library (use the coordinates measured by the base station at a certain location last time).
  • Page 58: Points Database

    Figure 3.12-1 Figure 3.12-2 Figure 3.12-3 3.13 Points Database Click [Project]-> [ Points Database], as shown in Figure 3.13-1. Here you can view and manage the point data in the project, including adding, editing, deleting, and importing. Click the upper right corner, as shown in Figure 3.13-2 , to switch the display style of point information .
  • Page 59 Click the upper right corner and an operation pop-up will appear, as shown in Figure 3.13-1. You can perform batch deletion, data statistics, sorting and other functions as needed. Figure 3.13-1 Figure 3.13-2 Figure 3.13-3...
  • Page 60: Export

    Figure 3.13-4 Figure 3.13-5 Figure 3.13-6 3.14 Export Click [Project]-> [Export File], as shown in Figure 3.14-1, and select the type, file format, and angle format of the exported data as needed. Click [Format Manager], as shown in Figure 3.14-2, select the file format of the data to be exported, and click [OK]. Click [Use-defined Format], as shown in Figure 3.14-3, and you can manually create and edit the file format of the exported data.
  • Page 61 Figure 3.15...
  • Page 62: Device Activation And Software Registration

    4. Device Activation and Software Registration 4.1 Device Activation Click [Device] -> [Device Activation], as shown in Figure 4.1, to view the device serial number and expiry date. If the GNSS device has expired , you can obtain the registration code from the dealer and authorize the device here. Figure 4.1 4.2 Software Activation Click [Project]->[About Software] , as shown in Figure 4.2-1 , to view the software...
  • Page 63 When you install the software for the first time, click [Online Activation] to activate it for three months of free trial. Click [Manual Code Activation], as shown in Figure 4.2-3, enter the authorization code here or scan the QR code of the authorization code to activate the software. If you need to replace a new controller, you can click [Transfer activation code] in the old controller, then enter the software registration of the new controller and enter the transferred activation code to activate the software.
  • Page 64: Built-In Radio

    5. Built-in radio The G7HX is equipped with a 1.5Watt digital radio that supports integrated transmission and reception. Users can choose from three transmission power levels: low power (0.5W) and high power (1.5W). Note: Each time you set the data link to the built-in radio, you need to install the radio antenna in advance.
  • Page 65 465.625 466.625 463.375 464.375 465.375 466.375 463.875 464.875 465.875 466.875...

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