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The antenna height measuring for K300

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Summary of Contents for 300

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

Page 2: ...tallation and connecting 29 2 5 External radio Optional 31 2 5 1 Radio features 31 2 5 2 Radio Appearance 33 2 5 3 Radio transmitting antenna 35 2 5 4 Application Notice 35 2 6 Accessories 38 2 6 1 Case 38 2 6 2 Battery Charger 38 2 6 3 Antennas 40 2 6 4 Multi function communication cable and data cable 40 Chapter 3 Operations 42 3 1 Static operating 43 3 1 1 Static Measurement Profile 43 3 1 2 Op...

Page 3: ... 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 64 4 2 3 Parameter setting 66 4 2 4 Radio setting 67 4 2 5 Receiver register 68 Appendix A K300 main technical specifications 69 ...

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Page 5: ...se the RTK system as well as the use of the accessories We recommend that you read these instructions carefully before using the instrument 1 2 Features Horizon RTOS platform High Frequency CPU Horizon RTOS is a new embedded real time operating system with high efficiency and low power which is professionally applied on GNSS RTK products it has strong and rapid ability to process instructions star...

Page 6: ... display more suitable for field work K300 adopts LCD screen which is one of the most popular function of this model K300 uses 1 54 inch OLED color screen with high brightness and low power and more suit to field work The new network architecture with fast and stable data link Standard UHF data transceiver integrated module and GPRS communication service module optional 3G module seamless compatib...

Page 7: ...ion Rover Configuration Mainframe UHF antenna GPRS antenna Psion controller 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 ...

Page 8: ...r 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: ...e 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 The port for UHF radio is on the top of it there is SIM card Rover Handheld UHF antenna Base Tripod ...

Page 10: ...anel At the bottom of the mainframe there is a barcode encoding which is the serial number of the receiver Front Panel Back panel Top cover Keyboard LCD UHF antenna port 2 pin power supply port 5 pins port for differential data transfer 7 pins port for data communication SIM card slot ...

Page 11: ...l 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 SIM card slot Put SIM card when use GSM 3G network Connection screw it is to fix the mainframe to tribrach or pole Connection screw Serial number of the receiver ...

Page 12: ...or 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 Indicator lights BT light indicates the status of Bluetooth DATA light is the data transmitting receiving light ...

Page 13: ...nsmitting interval time after receiving differential signal Items Functions Status Power key Power on off confirm modify Power on off mainframe confirm edit items select modified items Page up down Return Choose the items to modify return to the upper interface Reset Force to shut down Power key in particular cases without effect on the data has been collected DATA light Data indicator light blink...

Page 14: ...de 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 2 3 2 Setting mode Enter Module Select interface Press or to choose one items then press to confirm See figure below Choose Mode After press enter into Mode Select interface you can choose ...

Page 15: ... press or see from the picture below 1 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 enter into the acquisition parameter setting interface ...

Page 16: ... 12 Mask Angle and Interval see figure below Press to confirm the parameter setting when the acquisition ...

Page 17: ... 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 Set Data Link ...

Page 18: ... 14 Press to set Data link UHF module see figure below Set UHF parameters Choose Edit to modify the Channel and Power see figure below ...

Page 19: ... 15 Choose GPRS Dual Trans or External module see from the figures followed ...

Page 20: ...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 and press to confirm the ...

Page 21: ...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 or to enter into the System Setting interface then ...

Page 22: ... 18 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 ...

Page 23: ...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 ...

Page 24: ...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 ...

Page 25: ... 21 of S10 Standard Configuration Description Li ion Battery 3 7V 3000 mA h ...

Page 26: ...Upper right corner will show the Charging Icon in power off on status Once you connect Collector with PC to recharge the charging time will be longer 2 Installing Battery SIM Card and Storage Card Turn the lock up straight and rotate it anticlockwise you can take off the battery cover There are two sockets upon the battery position left is for SIM Card and right is for Storage Card ...

Page 27: ...o PC via the USB Cable Collector should be with battery Press Power Key for 3 5 seconds to power on off If there is no any response from Collector or other unusual situations happened press the Reset Key besides the USB socket in the bottom of Collector with the Touch Screen Pen 4 Connect to PC Make sure that you ve installed Microsoft ActiveSync 4 5 or higher version on your PC Connect the Collec...

Page 28: ... manage and edit the data in Collector 5 Installing Program Make sure that Collector is synchronized with PC Run the Installation file at PC side If the Installation Program is also suitable for Collector you can copy the installation program into Collector to install You can just copy the files into Collector when you need The two operations Upper Equipment Lower Storage Card ...

Page 29: ...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 7 Camera Get into the Camera Mode by pressing the Camera Key for 3 or more seconds Press Camera Key to take a photo and click OK on the screen to save ...

Page 30: ...cation 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 tap on the scanning device after setting the Bluetooth device and the surrounding Bluetooth devices will be listed in the search list And then input the passcode 1234 to ...

Page 31: ... 27 have pair between controller and receiver As shown below ...

Page 32: ... 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: ... 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 After install it on your computer connect handheld controller to computer with a cable and install K link 3 0 into the handheld at the same time keep the mainframe power on then set as follows Open K LINK 3 0 software enter the main in...

Page 34: ... 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 Handheld connecting with the host PC can do the follow up measurement ...

Page 35: ...r used in RTK measurement system Radio FOR EXTERNAL adopts GMSK modulation 19200bps transfer rate low bit error rate RF frequency can cover 450 470MHz band Data transmission mode of FOR EXTERNAL is transparent mode that is the received data is sent to the RTKGPS system unchanged Radio FOR EXTERNAL data interface is a standard RS 232 interface which can be connected to any RS 232 terminal equipment...

Page 36: ...ontrol digital error correction function There are eight transmitting and receiving channels Can be changed according to the actual use of the channel frequency transmit power adjustable interval is 0 5MHz FOR EXTERNALprovide 8 radio channels the frequency of each channel can be modified in reality The form below shows the default frequency of the channels Channel number Frequency 450 470MHz Chann...

Page 37: ...wer supply Antenna interface for connecting the transmitter antenna 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 Control panel Serial number of the radio Five pin jack Antenna interface ...

Page 38: ...ght on indicates low power light off indicates high power TX red light indicator This indicator flashes once per second means that the radio is transmitting data the transmitting interval is 1 second Power switch Shown in picture below switch to adjust the radio power AMP PWR lights on the panel indicate the radio power level light on indicates low power lights off high power Channel display Power...

Page 39: ...Hz omni directional antenna light and durable 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 High power Low power Connection hole port ...

Page 40: ... corrugated coefficient power ripple coefficient must be less than 40mV the smaller the ripple factor is the smaller will the beam spectrum be and the higher communication quality will be Power Connection Power of positive and negative connected correctly Electromagnetic environment Before using the radio it is better to perform electromagnetic environment measurement to avoid the communications b...

Page 41: ...atch 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 operation Recommend that you charge it in time do not overuse the battery otherwise it will reduce battery life Recommend that you replace the batteries after six months to a year to ensure the radio dist...

Page 42: ...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 2 6 2 Battery Charger 1 K300 battery package The batteries packages are embedded on the two sides of mainframe After charged full the built in radio can work continuously for more ...

Page 43: ...me 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 to turn off it when charge 4 1 3 2 5 ...

Page 44: ...nction which make sure mainframe and external radio work for long time LE52X cable to connect K300 with external radio Data communication cable L797Y is to download data one head is 7 pins port the other head is USB plug and serial port plug which Connect with external radio Black Connect with RTK Receiver Red Connect with Storage battery GPRS antenna UHF differential antenna ...

Page 45: ...a 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 Serial port plug is designed for external function with special use 7 Pin port to connect K300 Receiver USB Port 9 pin serial port to connect with a computer ...

Page 46: ...ay from high power radio transmitters and high voltage transmission lines in order to avoid the magnetic field around the GPS satellite signal interference Receiver antenna and its distance shall not be less than 200 m 2 Observation stations should not be near to the large area waters or objects which can strongly reflect or absorb electromagnetic wave to weaken the effects of multi path 3 Observa...

Page 47: ...facilities telephone and telegraph post and telecommunications and power supply for power between the stations and equipments 3 1 Static operating 3 1 1 Static Measurement Profile Static measurements A GPS positioning measurement by installing three or more GNSS receiver to perform simultaneous observation and determine the relative position between stations Scope The establishment of a national g...

Page 48: ... 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 3 1 2 Operating procedures Pre measurement Project approval Program design Construction design Surveying and mapping data collection and arrangement Instrument test t...

Page 49: ...rocessing 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 check the mainframe memory capacity via the Mask angle and the sampling interval parameters set by the computer see 4 1 2 Set up a tripod on the Control point levelling and centering strictly on the measuring point 3 Measur...

Page 50: ...ing condition reached the status light flashes in accordance with the set sampling interval flashing once indicates the acquisition of an epoch 6 After the test the mainframe shuts down and then begins data transmission and data processing data transmission sees Chapter IV data processing please read another manual GPS data processing software operation manual 3 1 4 GPS net design 1 GPS net genera...

Page 51: ... point should generally perform levelling conjunction method or methods of equivalent accuracy or set a certain density levelling conjunction point in the network to provide information for the study of the geoid 4 In order to facilitate the observation and perform levelling conjunction GPS outlets should generally be located in unobscured and easy to reach places 5 In order to facilitate the clas...

Page 52: ... combining global satellite navigation and positioning technology with data communication technology which includes base station and rover station Base station transmits the data by radio or network to the rover station which will perform differential analysis thus providing real time coordinates of the measurement point in the specified coordinate system Depending on the modes of transmission of ...

Page 53: ...al 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 Base Station Tribrach Storage battery External radio UHF antenna ...

Page 54: ...two tripods should be 3metres 3 fix the tribrach and the base station receiver if set at a known point a strict levelling should be done power on the base station receiver 4 Install the radio transmitting antenna hang the radio on the tripod place the storage battery at the bottom of the radio station 5 Connect the radio mainframe and battery with the multi function cable which is a Y shaped cable...

Page 55: ... 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 2 Operation Configuration instruments Config Base Station the mainframe must be Base mode 3 Set the base station parameters Normally you only need to set differential mode that is Diff mode in parameter ...

Page 56: ...thers 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 ...

Page 57: ...ully 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 ...

Page 58: ...fully transmitted the TX indicator will flash at intervals 3 2 3 Mounting the Rover Station After verifying the successful transmitting of the base station you can start the erection of the rover station The steps are as follows 1 set the receiver to the rover station radio mode 2 Power on the rover station mainframe fix it on the centering rod of the carbon fiber pole and screw on the UHF differe...

Page 59: ...tatus steps are as follows 1 Install K link 3 0 on handheld controller and connect it with the Rover receiver 2 Rover station setting Configure Instrument config Rover station The receive must be Rover mode 3 Set the Rover station parameters Normally you only need to set Rover receiver Handheld Controller GPRS antenna Centering Rod Bracket ...

Page 60: ...shed after the Rover receiver reaches fixed solution and then high precision coordinates appear on the handheld controller The follow up creating new job and setting conversion parameters Please refer to the other manual K link 3 0 3 0 User Manual 3 3 RTK operation GPRS mode The mainly difference between RTK GPRS mode and RTK Radio mode is that GPRS mode transmit differential data via network Ther...

Page 61: ...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 Base Receiver GPRS antenna ...

Page 62: ...enna 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 Static mode antenna height measurement measure from the ground to the middle of the mainframe rubber ring select the appropriate type of antenna in the post processing software ...

Page 63: ... 59 The antenna height measuring for K300 ...

Page 64: ...r like a flash disk can copy the appropriate file directly Open the Removable Disk you can see the data and system files in the mainframe memory As shown in Figure DAT file is the data files acquired by K300 mainframe the modification time is the end of the data collection time The original files can be copied directly to the PC you can also download In star to copy data to PC using the In Star so...

Page 65: ...k 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 receiver to connect receivers along with PC There are 6 functions ...

Page 66: ...M 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 Receiver register to input register code COM port ...

Page 67: ...ect 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 ...

Page 68: ... 64 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 ...

Page 69: ... 65 Select the right port and baud rate 115200 open then power on the receiver ...

Page 70: ... 66 Then the receiver will restart automatically 4 2 3 Parameter setting Power off the receiver and connect it with L997Y USB port ...

Page 71: ... 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 switch channel setting configuration ...

Page 72: ... 68 4 2 5 Receiver register Power on the receiver and connect to PC with L997Y COM port and then input register code directly ...

Page 73: ...nt dynamic sensitivity positioning technology adapt to a variety of environmental transformation suitable for worse more long range positioning environment High precision positioning processing engine Intelligent solutions Positioning output frequency 1Hz 20Hz initialization time 10 sec Initialization reliability 99 9 Data format Differential format support CMR CMR SCMRX RTCM2 1 RTCM2 2 RTCM2 3 RT...

Page 74: ...al GPRS CDMA dual mode communication module free to switch to adapt to various work environment Data Storage Standard configuration 4G internal memory maximum extended storage is up to 32G High speed USB plug and play without installing drivers directly connect a computer to transfer data Input and output port one external UHF antenna interface one 7 pin port for data transfer one 5 pin port for d...

Page 75: ...s Environment characteristics Waterproof IP67 standard protect from temporary immersion to depth of 1m Dustproof IP67 standard protect from dust Shockproof Survive a 3m free drop Working temperature 45 60 Storage temperature 55 85 ...

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