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Kronos 300 User Manual

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KRONOS 300 GPS RECEIVER
USER MANUAL

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Summary of Contents for Kronos 300

  • Page 1 KRONOS 300 GPS RECEIVER USER MANUAL...

  • Page 2: Table Of Contents

    Chapter1 Introduction ......................- 1 - §1.1 K300 GPS System Summary ..................- 1 - §1.2 Features ........................- 1 - §1.3 Configuration ......................- 3 - Chapter2 K300 Measuring System ..................- 4 - §2.1 Introduction ......................- 4 - §2.2 K300 mainframe.....................- 5 - §2.2.1 The Mainframe appearance ................- 5 - §2.2.2 Port at the bottom ..................- 7 - §2.2.3 Buttons and indicator light .................- 8 -...
  • Page 3 §3.3 The antenna height measuring ................... - 57 - Chapter 4 Connecting to PC ....................- 60 - §4.1 Mainframe data transfer ..................- 60 - §4.2 In-Star Operation ....................- 60 - §4.2.1 Data Output ....................- 63 - §4.2.2 Firmware update ..................

  • Page 5: Chapter1 Introduction

    Chapter1 Introduction §1.1 K300 GPS System Summary K300 combines the advantages of Horizon RTK products, follows advanced technology and the concept of continuous innovation, bring the most advanced surveying solution to surveyors, offers higher accuracy and more reliability, makes surveying work easier and simpler.
  • Page 6 station completely interchangeable K300 has a built-in transceiver integrated built-in radio, the transmitted power of which is 0.5W 2W and it makes switching between base station and rover station freely. Double high capacity battery Dual battery pack design, consist of two 4400mAh battery, total capacity is 8800mAh;...

  • Page 7: Configuration

    protection, anti 3-meter drop, the quality is better. §1.3 Configuration Rover Configuration Mainframe Psion controller UHF antenna & GPRS antenna Psion adapter and charger battery Mainframe charger Tribrach and connector Measuring tape Height Plate Retractable pole Multi-function communication cable Connecting rod Bracket for controllers - 3 -...

  • Page 8: Chapter2 K300 Measuring System

    Base Configuration Mainframe UHF antenna & GSM antenna Mainframe charger Tribrach and connector Measuring tape Height Plate Chapter2 K300 Measuring System This chapter will help you know the constitute installation and functions of K300 measuring system in detail. §2.1 Introduction K300 mainly consists of Base station Rover station and Handheld.

  • Page 9: K300 Mainframe

    Rover UHF antenna Base Tripod Handheld K300 Measuring System §2.2 K300 mainframe § 2.2.1 The Mainframe appearance The mainframe is a flat square column, 165mm in length, 168mm in width, and 122m in height. The front panel is buttons and OLED screen.

  • Page 10: Front Panel

    port, power supply port, data output port and data communication port on the back panel. At the bottom of the mainframe there is a barcode encoding, which is the serial number of the receiver. Front Panel UHF antenna port Top cover Keyboard Back panel 5-pins port for differential data...

  • Page 11: Port At The Bottom

    §2.2.2 Port at the bottom Connection screw Serial number of the receiver UHF antenna port install UHF antenna 2-pin power supply port(CH/BAT) charge the mainframe; 5-pins port for differential data transfer (COM2): connect the external transmitted radio to Base station; 7-pins port for data communication(COM1/USB) Communicate data between the mainframe and computer or handheld.

  • Page 12: Buttons And Indicator Light

    Serial number of mainframe: apply register code; recognize the mainframe with handheld bluetooth. §2.2.3 Buttons and indicator light The keys from left to light are Reset key, two Function keys and Power key. Keys The indicator lights are located below the LCD; the lights from left to right are DATA light, REC light, BT light and PWR light.
  • Page 13 Items Functions Status Power on/off, Power on/off mainframe confirm Power key confirm modify edit items select modified items Page up/down, Choose the items to modify, return to Return the upper interface & Power key in particular cases, Force shut without effect on the data has been down Reset collected...

  • Page 14: Operation

    §2.3 Operation §2.3.1 Initialization interface After you power on K300 receiver, the initialization interface show the Horizon logo, then you have two choices: setting mode and collection mode; When you enter this interface, you can click “F2” to enter setting mode, otherwise, the countdown on the upper-left ends, it will enter collection mode automatically.
  • Page 15 Static mode, Base mode, Rover mode or back to Main Menu via press , see from the picture below Parameter setting in Static mode Press to enter into the parameter setting of Static mode, choose Auto Record, see figure below: Press , enter into the interface below: Press...
  • Page 16 Mask Angle and Interval, see figure below: Press to confirm the parameter setting when the acquisition - 12 -...
  • Page 17 conditions is good, the receiver will start recording automatically. Pay special attention You should set the same Mask angle value and intervals for K300 receivers working at the same time. (2)Parameter setting in Base mode Under Mode Select interface, choose Base mode: Enter into Base Mode setting, choose Auto Base, see figure blow: Press , enter into the parameter setting interface:...
  • Page 18 Press to set Data link-UHF module, see figure below Set UHF parameters Choose Edit to modify the Channel and Power, see figure below - 14 -...
  • Page 19 Choose GPRS Dual Trans or External module, see from the figures followed - 15 -...
  • Page 20 Pay special attention: When use EXTERNAL radio, please choose EXTERNAL. Base mode setting When finish the above parameter setting, back to the Base mode setting interface, press to enter into module setting interface, see figure below: Choose Edit to modify the Differential Type, Record data, Mask angle, when finished, select “OK”...
  • Page 21 setting, see figure below (3) Parameter setting in Rover Mode Parameter setting in Rover Mode is nearly the same with the Base mode; please refer to the corresponding setting in Base mode. System Setting Press to enter into the System Setting interface then - 17 -...
  • Page 22 press enter into it, see figure below 1 Set language , there are two language version offered: Chinese or English After finished, return to the previous menu. 2 Set Time Zone - 18 -...
  • Page 23 3 System information , they are ID(that is serial number of the receiver) Ver(Firmware version) Exp.Date(Expire date), FreeSpace(The remaining storage) 4 Self check , include the self-test of OEM module, UHF module, Network module and Bluetooth module, see figure below: - 19 -...

  • Page 24: Handheld S10/Psion, Optional

    §2.4 Handheld S10/Psion, Optional §2.4.1 Basic introduction to the handheld Here takes S10 for example (If you want to know more about Psion controller, please refer to the manual for Psion controller), appearance - 20 -...
  • Page 25 of S10: Standard Configuration Description Li-ion Battery 3.7V/ 3000 mA/h - 21 -...
  • Page 26 Strap Black, 180*12mm Touch Pen Black, 12.7mm USB data cable 1.5m USB Charger 5V/1A Disc Charging Connect the charger with collector by the USB Link cable to recharge. Main Screen (Upper right corner) will show the Charging Icon in power off (on) status.(Once you connect Collector with PC to recharge;...
  • Page 27 Installing the battery, turn the lock clockwise to the end. (SIM Card: The Missing Angle Corner of SIM Card will be at the lower right corner) Power on/off Make sure that the battery is fully charged or you can connect the Collector to PC via the USB Cable.
  • Page 28 Connection will be preceded automatically by Microsoft ActiveSync. Icon will turn green and an interface of Setting will come out, you can just click “Cancel”. After this, you can manage and edit the data in Collector. Installing Program Make sure that Collector is synchronized with PC. Run the Installation file at PC side.
  • Page 29 We suggest you installing programs into Flash Memory and save data into Storage Card. How to use GPS If you want to check the working status of GPS via checking or collecting software, please set the COM Port to COM6 and the Baud rate to 57600.

  • Page 30: Blue-Tooth Connection

    Note: If you want to know more information about S10, Please refer to S10 manual. §2.4.2 Blue-tooth connection The short-range wireless Bluetooth communication facilities are for the Wireless exchange of information among a variety of Bluetooth-enabled devices. Tap on the Start menu (Settings) (control panel) to open (Bluetooth Device Manager).
  • Page 31 have pair between controller and receiver. As shown below: - 27 -...
  • Page 32 After the pair, select an available com port for the receiver (usually COM 8 and COM 5 are OK). As shown below: After the establishment of the virtual serial port, other applications can use the serial port for data communication with a Bluetooth device.

  • Page 33: Software Installation And Connecting

    §2.4.3 Software installation and connecting Professional surveying and mapping software are made for measurement applications for different industry:"K-link 3.0", Here takes K-link 3.0 for example: K-link 3.0 is the specific software for K300 measuring system, mainly for the Collection and Calculation of the measuring points. Before installation of K-link 3.0, you need to install Microsoft Active Sync.
  • Page 34 "Configure" "Port Config", in the "Port Configuration “dialog box, select the port “COM8 ", with the same serial number which you use to connect the Bluetooth serial port service. Click "OK." If the connection is successful, the status bar will display related data. If there is barrier, exit K-link 3.0 to reconnect (If the above settings are correct, then link directly).

  • Page 35: External Radio (Optional)

    §2.5 External radio (Optional) §2.5.1 Radio features The radio is a high-speed semi-manual wireless data transmission radio, whose air transfer rate can be up to 19200 bps and the RF transmitter power is larger, used in RTK measurement system. Radio FOR EXTERNAL adopts GMSK modulation, 19200bps transfer rate, low bit error rate.
  • Page 36 exchange. FOR EXTERNAL digital radio research employs advanced radio frequency technology, digital signal processing technology and baseband processing technology, carefully selected high quality components to organize production, to ensure the long-term stable and reliable operation; Have a forward error correction control, digital error correction function.

  • Page 37: Radio Appearance

    Channel 8 466.625 §2.5.2 Radio Appearance Control panel Serial number of the radio Mainframe Interface: 5-pin jack for connecting a GPS receiver and power supply Five pin jack Antenna interface for connecting the transmitter antenna Antenna interface Control Panel: control panel lights display the status of the radio, the key operation is simple and convenient, one-to-one interface can effectively prevent connection errors.
  • Page 38 TX LED Channel display Power indicator Low power indicator Power key Channel switch button Control panel CHANNEL button: by pressing this switch, you can switch channels 1-8. ON / OFF power key: This key controls the unit's power switch. The red light on the left indicates the power status of the machine.

  • Page 39: Radio Transmitting Antenna

    High power Low power §2.5.3 Radio transmitting antenna The UHF transmitting antenna is particularly suitable for field use; the receiving antenna is 450MHz omni-directional antenna, light and durable. port Connection hole §2.5.4 Application Notice The battery power is too low: When the flashing channel indicator appears on the control panel, which means the lack of battery power, replace the battery in time, otherwise there would be data link unstable or unable to launch.
  • Page 40 FOR EXTERNAL radio power supply: voltage 12-15V (typical 13.8V) RF transmitter power 25W, current 7.0A. Radio transmitted power: radio transmit power based on the voltage of the power supply, check the voltage before use. High and low power use: use low-power transmitter when low power can satisfy the operation as high-power transmitter will exponentially consume battery power, excessive use will reduce battery life.
  • Page 41 used by the to be selected channel. For the long-distance transmission, it is better to use a directional antenna and high-gain antenna, and pay attention to the impedance of the antenna and feeder to match with the Radio FOR EXTERNAL antenna interface (50 ohms). We recommend: Recommend that you use plug-in battery which is more than 12/36Ah, the use of maintain a regulated current of 10A during the...

  • Page 42: Accessories

    §2.6 Accessories §2.6.1 Case Case There are two layers of packing for K300: the inner layer is filled with anti-collision foam, the host and other accessories can be dispersed and embedded; the outer layer is a hard instrument case, sealing-strong, wear-resistant anti-wrestling. Compact, durable, can effectively prevent the impact, easy to clean.
  • Page 43 than 10 hours. 2 K300 Charger ——220V AC plug ——connect part ——4 pins plug, when you charge, you need insert it to the charging port on the mainframe. ——Indicator light of charger. When the light“CH1” “CH2”become red, it means the battery is in charge. After the indicator turn green, it means the battery full charged or the charger disconnect with mainframe When you charge, you can turn on the mainframe or not, it’s doesn’t have any influence, but we recommend...

  • Page 44: Antennas

    §2.6.3 Antennas GPRS antenna UHF differential antenna §2.6.4 Multi-function communication cable and data cable Communication cable is for communication between mainframe and external radio, also has power supply function,which make sure mainframe and external radio work for long time. Connect with RTK Receiver Red Connect with external...
  • Page 45 mainly used to connect RTK receiver with computer for data transmission and the upgrade of the firmware. USB Port 9-pin serial port to connect with computer 7-Pin port to connect K300 Receiver L797Y data communication cable Notice: when you insert the 7 pins plug to mainframe, you need to make sure the red point on plug must align with the red point on mainframe.

  • Page 46: Chapter 3 Operations

    Chapter 3 Operations Reading this chapter, you can grasp in detail how to use K300 measurement to do system static, RTK operations. GNSS receiver operating program is divided into two types: static measurement and RTK dynamic measurement (including the base station and rover station).

  • Page 47: Static Operating

    10° to 15°, in order to weaken the effects of troposphere refraction; (4)Observation stations should be selected in a convenient place, and easy to use other means of measuring, joint measurement and expansion; (5) For the long baseline GPS network, should also consider the vicinity good communication facilities (telephone and telegraph, post and telecommunications) and power supply, for power between the stations and equipments.

  • Page 48: Operating Procedures

    such as bridge measurement ,tunnel measurements, etc; The establishment of a variety of encryption control network, such as city measurements, Drawing Point measurement, road surveying, demarcation measurements. For the GPS measurements of small and medium-sized cities, towns, as well as mapping, cadastral, land information, real estate, geophysical exploration, surveying, construction and other control measurement, should meet the accuracy requirements of the D, E grade GPS measurements.

  • Page 49: Field Operation Notes

    Measurement Operating team stationed in Satellite status Forecast Observation planning Dispatch of operation and field work observation After the measurement Data transmission, dump, backup, Baseline Solution and quality control Network adjustment (data processing, analysis) and quality control Finishing results, technical summary Project acceptance §3.1.3 Field operation notes 1) The receiver is set to static mode (see section 2.1.4);...

  • Page 50: Gps Net Design

    results shall not be more than 3 mm, and average the results. The instrument height should be measured from the center of the control point to the mark line on the instrument.(see 3.4) 4) Record instrument number, point name, instrument height, and start time.
  • Page 51 The distance between the point and the station should generally be greater than 300 meters. 6) According to the different purpose of GPS measurements, the - 47 -...

  • Page 52: Rtk Operations (Radio Mode)

    independent observations edge of GPS network should be certain geometry. The basic forms of the graph are as follows: triangular network, ring network, stellate network. §3.2 RTK operations (Radio mode) Real-time dynamic measurements, for short: RTK. RTK technology is the real-time dynamic differential carrier phase positioning technology, combining global satellite navigation and positioning technology with data communication technology which includes base station and rover station.

  • Page 53: Mounting The Base Station

    UHF antenna Base Station Tribrach External radio Storage battery Base mode with external radio §3.2.1 Mounting the Base Station Base station shall be set up in the broad view, unobscured and higher places; avoid the vicinity of the high-voltage power - 49 -...
  • Page 54 transmission equipment and the transmitting and receiving antennas of radio communication equipment, the shade of trees, and the sides of waters, all of which will produce different degrees of impact on the GPS signal reception and emission of radio signals. 1) The receiver is set to the base station with external radio mode;...

  • Page 55: Start The Base Station

    multifunction cable, aligning the red dot with the red mark on the mainframe will help it insert easily. Follow the same instruction when connecting to the radio. §3.2.2 Start the base station The first time you start the base station, you need to set the start parameters, set as follows: 1 Connect to the base station with K-link 3.0 in the handheld;...
  • Page 56 settings while others using the default parameters. After setting click , the base station setting finish. 4) After setting the parameters, click "Start” (in general, the base station are arbitrarily set up, Base coordinates do not need to be input) - 52 -...
  • Page 57 Base start successfully Note: If you start the base station successfully the first time, you can directly open the base station mainframe and it will operate automatically if you don’t want to change the configuration. 5 The radio channel setting - 53 -...

  • Page 58: Mounting The Rover Station

    Set the radio channel on control panel of the external radio. Set the radio channel, there are eight channels to choose from Set the radio power, if the working distance is not far, and interference is low, you can choose the low power transmitting If the radio is successfully transmitted, the TX indicator will flash at intervals §3.2.3 Mounting the Rover Station...

  • Page 59: Rover Settings (Rover Station Radio Mode)

    GPRS antenna Rover receiver Centering Rod Bracket Handheld Controller §3.2.4 Rover settings (ROVER station Radio mode) When finish the mounting of Rover station, then set Rover Station, in order to reach fixed status, steps are as follows 1) Install K-link 3.0 on handheld controller and connect it with the Rover receiver;...
  • Page 60 the differential data format that is Diff.mode in parameter settings while others using the parameters same with the Base station settings, confirm and return to the main interface. 4) Channel setting Config Instrument config Channel setting, switch the channel same to the Base station. Setting finished, after the Rover receiver reaches fixed solution, and then high-precision coordinates appear on the handheld controller.

  • Page 61: The Antenna Height Measuring

    GPRS antenna Base Receiver Built in GPRS or GPRS/3G module Base Station §3.3 The antenna height measuring The antenna height is related to static operations and RTK operations, the following is the introduction separately. Antenna height is actually the vertical height of the phase center to ground measurement point, measurement methods of antenna height in dynamic mode includes rod height, vertical height and slant height;...
  • Page 62 Rod height: the height of the centering rod, which can be read from the rod scale; Vertical Height: the vertical height from the ground to the bottom of the main mainframe + antenna phase center to the bottom of the mainframe; Slant height: measure to the middle of the rubber ring, In the hand-held software, select the antenna height mode to the slant height, then input the value;...
  • Page 63 The antenna height measuring for K300 - 59 -...

  • Page 64: Chapter 4 Connecting To Pc

    Chapter 4 Connecting to PC Reading this chapter, you can grasp in detail how to connect K300 to the computer for data transfer, and the mainframe setting. §4.1 Mainframe data transfer The receiver document management of K300 uses U disc storage, plug and play, do not need to download the program, directly drag and download.
  • Page 65 Install In-Star to the computer Perform “Data Output” and “Parameter settings” via USB port Via serial port, the function options are Radio Settings, Network Settings, and Receiver Register. Both can do firmware upgrades; Important Note When using USB, you must open In-Star first; otherwise it cannot connect to the mainframe! Instar is software to help you configure RTK, to communicate Instar with receivers, you need L997Y \L797Y cable (depends on the...
  • Page 66 Data output: to copy static data from receiver (USB port) Firmware update: to upgrade firmware of receiver (COM port) Parameter setting: to configure some basic collection parameters of receiver (USB port) Radio setting: to configure radio module of receiver (COM port, radio direct-on mode) Network setting: to configure network module of receiver (COM port, network direct-on mode)

  • Page 67: Data Output

    §4.2.1 Data Output Power off receiver and connect it to PC with L997Y USB port, the receiver type and SN will show at the bottom Go into Data output, you can see the data stored in the receiver. Select the data you need and output target, then you can output the data in DAT format or in Rinex format - 63 -...

  • Page 68: Firmware Update

    §4.2.2 Firmware update Power off the receiver and connect it to PC with L997Y COM port Click browse to find the update firmware - 64 -...
  • Page 69 Select the right port and baud rate 115200, open, then power on the receiver - 65 -...

  • Page 70: Parameter Setting

    Then the receiver will restart automatically §4.2.3 Parameter setting Power off the receiver and connect it with L997Y USB port - 66 -...

  • Page 71: Radio Setting

    In parameter setting, you can edit the mask angle and sample interval in static survey and differential message type, data link, whether to record raw data in dynamic survey §4.2.4 Radio setting Power on the receiver and switch it to radio direct-on mode, connect to PC through L997Y COM port Select the right port and baud rate 19200, tick connect directly, then you can read the radio frequency and current channel,...

  • Page 72: Receiver Register

    §4.2.5 Receiver register Power on the receiver and connect to PC with L997Y COM port, and then input register code directly - 68 -...

  • Page 73: Appendix A K300 Main Technical Specifications

    Appendix A K300 main technical specifications GNSS Features 220 channel L1C/A L1C L2C L2E L5 L1C/A L1P L2C/A L2P L3 GLONASS L1C/A L5 for SBAS satellites supporting L5 SBAS Galileo GIOVE-A and GIOVE-B E1 E5A E5B The whole constellation receiver technology, support all existing and planned GNSS constellation signals.
  • Page 74 Code differential positioning 0.45m CEP accuracy Stand-alone positioning 1.5m CEP accuracy Data link communication Built-in transceiver built-in radio, transmitted power is 0.5W~2W transmitting radio UHF data link transceiver built-in radio, typical operating distance of 5km high-end radio module, SMT assembly, high integration, and GPRS data link enhance the operational distance of the radio.
  • Page 75 Indicator Four indicators Environment characteristics IP67 standard, protect from temporary immersion to depth Waterproof of 1m Dustproof IP67 standard, protect from dust Shockproof Survive a 3m free drop Working 45 ~60 temperature Storage 55 ~85 temperature - 71 -...

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K300

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