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K20s                                                                                                               

 

                                                                                                                                                           

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KOLIDA K20s Positioning System 

User Guide 

 

 

 

Summary of Contents for K20s

Page 1: ...K20s 1 KOLIDA K20s Positioning System User Guide...

Page 2: ...6 Datalink Info only for Base Rover 26 2 2 7 Config Mode 27 2 2 8 Power Off 28 Chapter Web UI Configuration 29 3 1 Overview 29 3 2 Web UI main interface 30 3 2 1 Status 32 3 2 2 Configuration 33 3 2 3...

Page 3: ...otes 70 6 1 4 GPS Net Design 71 6 1 5 Antenna Height Measurement 72 6 2 RTK measurement 74 6 2 1 By using radio Internal radio 74 6 2 2 By using radio external radio 84 6 2 3 By using internet GPRS 86...

Page 4: ...rmation monitoring and control point measurement Highway Survey In RTK measurement with K20s we can use K20s to do the work such as road survey topo survey mapping cross section measurement and so on...

Page 5: ...nd radio repeater functions Speed Dial Based on Linux platform and PPP dial up technology K20s can have a fast and stable network connection Intelligent Interaction We have two ways to access to K20s...

Page 6: ...pport 10000mAh Non removable battery enables K20s to work 14 hours after 6 hours charging Intelligent Storage K20s can store raw data in formats such as STH Rinex2 01 and Rinex3 02 The internal 8G mem...

Page 7: ...l is made of magnesium alloy material which makes K20s more rugged and durable Two physical buttons and one 1 inch OLED screen in the front panel makes K20s easy to operate 2 1 1 Front Panel Ref Compo...

Page 8: ...sting normally as AP mode DATA UHF mode Flashes in red to indicate that the signal is receiving transmitting with the interval Network mode 1 Fast flashes in red to indicate that the receiver is diali...

Page 9: ...ver mode it will display the rover s current solution Message symbol The message symbol will appear automatically if receiver gets something error such as error message Press F key to read the message...

Page 10: ...ink symbol K20s will indicate the current used datalink at this location means internal UHF mode and the current channel means the GPRS mode means dual emitting mode means externl device mode Skyplot...

Page 11: ...ng status prompt 7 pin port USB port OTG interface and Ethernet port 5 pin port Power supply differential correction communication and serial port to access K20s receiver data UHF Port Insert UHF ante...

Page 12: ...e Rover and Static Static Mode Setting Press F key to select Static mode in Mode Select Interface and press Power key to confirm And then press power key again to access Record Option where we can set...

Page 13: ...ress power key to confirm here you can select the item to edit by pressing F key For example press F key to move to Data type item and press power key to setup what kind of data format we are going to...

Page 14: ...Manual Repeat and AutoBase for optional to start the base station Diff Type This is the correction format which base support to transmit there are RTD RTCM23 RTCM30 RTCM32 CMR SCMRX for optional Mask...

Page 15: ...confirm Rover Setting This is used to configure the mask angle and SBAS satellite view for rover receiver Mask Angle The minimum GPS satellite elevation angle permitted by a particular receiver desig...

Page 16: ...e cellular module bluetooth and WIFI etc K20s also can connect to external radio When datalink is not used we can close datalink to save power In the configuration interface press F key to access Set...

Page 17: ...This represents the radio transmission rate of data the higher value the bigger size of data can be transmitted per second 9600 is the recommended air baud rate to use Protocol This is radio communic...

Page 18: ...d access to reference station for the corrections Dual Transmitting Mode This mode enables Base station to transmit corrections by internal UHF and cellular net at the same time Bluetooth Mode Setting...

Page 19: ...he internet and access to reference station for corrections External Device This mode enables receiver to connect external radio Close Datalink This option is used to turn off all of the transmission...

Page 20: ...configurations including Language setting Voice option self check online service Online Option Other Option and Copy Static File items Language In language interface we can set the receiver language...

Page 21: ...ether there is something wrong with the internal modules such as OEM board internal UHF cellular module and Bluetooth module Online Option This online service option is used for registration and upgra...

Page 22: ...lection USB Disk and Ethernet USB Network If USB Disk is selected then K20s internal memory will display in PC and we can access to the memory to copy static data If Ethernet option is selected then w...

Page 23: ...r If we select Saving when there s no operations in a long time the screen of K20s will turn off to save power automatically And we can press any key to exit power saving mode Copy Static Files In thi...

Page 24: ...e connected WIFI SSID which connects to internet IP K20s will generate an LAN IP address for accessing its internal web UI page after connecting to the WIFI If the WIFI working mode is selected to be...

Page 25: ...r and access to the web UI of K20s WIFI Option This is used to turn on off the WIFI and setup what working mode of WIFI such as AP WIFI hotspot and Client WIFI working mode setting For the WIFI workin...

Page 26: ...nly for Base Rover Under Base or Rover mode there will be an additional option to view the information of current used datalink UHF Info If the internal UHF mode is setup for Base or Rover the UHF Inf...

Page 27: ...in configuration page press F key to move the select box to this item and then press Power key to enter its page to view more information 2 2 7 Config Mode This option is used to configure the modem d...

Page 28: ...r off receiver One is to hold power button for 3 seconds directly the other is to Press F key in configuration interface to access Power Off interface In Power Off interface we can select OFF to power...

Page 29: ...Run the IE explorer and type IP 192 168 155 155 into IP address bar then input the default username admin and password admin for login NOTE install the corresponding driver to activate this function...

Page 30: ...K20s 30 3 2 Web UI main interface After connecting to K20s WIFI hotspot we can input 10 1 1 1 in browser and the login page will appear IP Address Username password...

Page 31: ...for receiver base configuration antenna configuration satellite configuration receiver configuration and system configuration Satellite Information Display and control the satellites are used or not D...

Page 32: ...are listed under Status menu System Information In this page information such as serial number hardware ID MAC address firmware version and so on are displayed Work Status K20s status such as working...

Page 33: ...lance at current K20s position and detected satellites information 3 2 2 Configuration General Config Base Setup Antenna Setup Satellite Tracking Receiver Operate and Default Language are contained un...

Page 34: ...l configuration page If the code of K20s has expired or is going to be expired please provide the serial number of your K20s to your local dealer to apply for another available code then input the cod...

Page 35: ...ion s differential corrections to other receivers by radio RTK Record This is used to enable raw data recording in base mode or rover mode for post processing 1 PPS This option is for the 1 pulse per...

Page 36: ...tains 3 methods to start the Base manually start base automatically start base by fixed point automatically start base by current point Correction Here contains the global general used correction form...

Page 37: ...eral methods for measuring the antenna height such as carrier phase center slant height antenna edge height plate and to the bottom Satellite Tracking In this page users can define the mask angle for...

Page 38: ...or click on the check button corresponding to the modem to check one by one Clean EPH Click this button to clear the remaining epochs to let recever track the satellites better Factory Default Click...

Page 39: ...and network port for optional Default Language Configure the default language for KOLIDA K20s Authority Zone C means this receiver works in China only W means it works worldwide 3 2 3 Satellite Infor...

Page 40: ...K20s 40 Tracking Chart Tracking Chart is to show the used satellites SNR signal noise ratio Skyplot Skyplot is to show the used satellites sky position...

Page 41: ...unning GNSS constellations or the augmentation system K20s allows to configure to use which satellite or not In gnss on off page all the running satellites are listed and unselect the box correspondin...

Page 42: ...50Hz 0 02s sampling interval now is available for K20s File Interval This is used to set the data storage time for the static file Data Format K20s can store raw data format as STH Rinex2 0 and Rinex3...

Page 43: ...ata Flow Config The Data Transfer allows to configure the output mode for raw observation data and differential data as well as to the NTRIP performance configuration General This page shows the servi...

Page 44: ...dropdown list of data flow there shows 4 items for selection Raw observation data This is the raw observation data straight from OEM board Correction Data This is the correction data straight from OEM...

Page 45: ...GPRS connection with SIM card inserted Input the specified IP and port for server and the data format what is uploaded Then users are able to see the uploaded data on server Server KOLIDA K20s will up...

Page 46: ...o activate this function Authentication Mode These two modes use different protocol standard for the connection Eagle Mode is KOLIDA standard mode and TCP IP Mode is for private network use usually ch...

Page 47: ...rrection format which base will transfer to the server such as HHHH_RTCM30 NtripCaster This feature is finally realized on KOLIDA K20s the receiver is equivalent to a CORS system that it generates and...

Page 48: ...ter and Network Testing are under the list of Network Config GSM GPRS Config In this page all the information of receiver under Rover GPRS mode will be displayed including the hardware information and...

Page 49: ...the WIFI hotspot for K20s to broadcast for mobile terminals such as smartphone or tablet to connect and access the Web UI Check the box of AP in Work Mode to enable the WIFI hotspot for K20s and defi...

Page 50: ...rom reference station Client_SSID This is the WIFI hotspot which sis going to connect Scan Click this button to search the surrounding available WIFI hotspot Password This is the password which the WI...

Page 51: ...nd connection status of Bluetooth such the MAC of Bluetooth discoverable or not the PIN code and the connection devices in following table Port Forwarding This page is mainly used to view and configur...

Page 52: ...efault setting in this page if you would like to modify it please contact with KOLIDA technician for more supports Network Testing This function is mainly used to test network status for K20s after lo...

Page 53: ...ate of KOLIDA radio module has been unified to be 19200 keep it as default Channel This is the communication channels for internal UHF the value of the channel must be the same both in Base and Rover...

Page 54: ...el back to default setting 3 2 8 Firmware Update Update the latest firmware for receiver or for corresponding modems can be done in Firmware Update Firmware Update We can update the firmware of receiv...

Page 55: ...ck on Browse button to load firmware file Please take in mind that the firmware is ended with img as the extension name b And then click Installation button to start upgrading c After the firmware is...

Page 56: ...with the help of INstar program any more in the future update the firmware for KOLIDA K20S shall be done through the Web UI Module Update This page is used to update the firmware for corresponding mod...

Page 57: ...sword and add users 3 2 10 Help In this page users can get help and check the log book of receiver the log book can help to backtrack the working status of receiver NOTE Only the administrator can mod...

Page 58: ...lector T17N 4 1 Basic introduction to the handheld Here takes T17N for example If you want to know more about KOLIDA controller please go to KOLIDA website http www kolidainstrument com for for inform...

Page 59: ...K20s 59 The yellow sections are the system defaults and the functions of the 4 hotkeys are below F1 Start menu F2 Off F3 Camera F4 System main interface...

Page 60: ...ss the Caps button again for lowercase letters 1 Charging a DC adapter Open the DC IN cover on the right side and charge with a specialized DC adapter Charging current can reach 2A b USB cable A USB c...

Page 61: ...the SIM card and TF card according to the instructions in the battery cabin Insert the battery according the instructions on the battery label Close the back cover and turn the back cover screw to the...

Page 62: ...ystem please make sure that you have installed Windows Mobile Device Center program Connect the Collector to PC via the Mini USB Data Cable Connection will be preceded automatically by Microsoft Activ...

Page 63: ...ng software please set the COM port to COM6 and the baud rate to 57600 7 Camera a Select Start Picture Video select Camera or the camera key icon to take photos b Press the camera key F3 to take photo...

Page 64: ...d the controller will search the surrounding Bluetooth devices select the correct serial number from the list and click on Connect button controller will connect to receiver without setting any COM po...

Page 65: ...Rover Receiver and Accessories Carbon Fiber Pole 7 Pins cable for connectin the receiver with computer for static data transmission Web UI accessing and firmware update K20s Receiver Charger for K20s...

Page 66: ...d Accessories K20s Receiver Height measurement piece Instrument Case 30cm Support pole UHF Antenna Charger for K20s Receiver Connector NOTE The models and types of instrument accessories will vary wit...

Page 67: ...ource Hang buckle hang the battery package onto tripod 7 pin port connect the cable with receiver for power supply Power supply cable this cable is used to connect the power source to receiver 5 3 Oth...

Page 68: ...on fiber pole handheld controller bracket tribrach connectors height measuring plate and measuring tape Tribrach connector Measuring tape Support pole Bracket for controllers Serial port connect to co...

Page 69: ...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 Observatio...

Page 70: ...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 So...

Page 71: ...e level points and the other points are normally united surveyed with level surveying way or the equivalent way You can also set some level united surveying points in order to offer geoid s informatio...

Page 72: ...xed traverses cannot exceed the limits Star shape net Star net has simple geometry graph but the baselines of it mostly don t compose a closed graph so it has a bad checking ability and consistency Th...

Page 73: ...enna to the edge of measuring plate h0 is the distance from antenna phase center to the bottom of receiver measuring plate H is the calculation result We usually measure antenna height twice and adopt...

Page 74: ...ogy 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...

Page 75: ...asuring plate is recommended to install under base receiver 2 Install the transmitting antenna onto the receiver 3 Make sure all connections are alright then power on receiver 4 The receiver is set as...

Page 76: ...link then click on Next to continue 6 Check the box of Internal radio option and click OK to complete the settings 7 Return to the main interface and again get into instrument config page tap on Base...

Page 77: ...n next time check the box of repeated station option and the base station will start automatically with known coordinates Radio channels setting 1 Go to Config Device Config Radio Config page 2 In rad...

Page 78: ...K20s with the default username and password admin admin 3 Get into General Config interface under Configuration 4 Choose Base in Work Mode and Radio for Datalink then click Enter button to save config...

Page 79: ...h air baud rate channel value power and protocol 6 2 1 3 Rover station set up After verifying the successful transmitting of the Base station the rover station shall be set up at this moment 1 Install...

Page 80: ...2 1 4 Rover settings Using EGStar3 0 1 Run EGStar3 0 program on data collector 2 Go to Config Device Config Instrument Config page to configure the working mode and datalink for rover receiver 3 Tap...

Page 81: ...K20s 81 5 Then tap on Work mode setting and then check the box of Set data link then click on Next to continue 6 Check the box of Internal radio option and click OK to complete the settings...

Page 82: ...current channel value 10 Select the same radio channel value as set on base station from the list and click on Switch button to apply this channel value Using Web UI 1 Connect KOLIDA K20s with comput...

Page 83: ...Config interface under Configuration 4 Choose Rover in Work Mode and Radio for Datalink then click Enter button to save configurations 5 Get into Radio Parameters interface under Radio Config configu...

Page 84: ...asuring plate is recommended to install under base receiver 2 Mount the UHF antenna set onto a tripod and connect it to the external radio which is linked with the external power supply via the multi...

Page 85: ...ay from each other against signal interference Using EGStar3 0 Set the base receiver as base working mode from Config Device Config Instrument Config Work mode setting Set work mode Base choose the Ex...

Page 86: ...2 6 2 3 By using internet GPRS 1 In this mode base station is no longer to set up as CORS is permanently installed 2 Insert a SIM card into the SIM card slot in battery component 3 Power on the rover...

Page 87: ...K20s 87 4 Input a name for NTRIP connection and choose NTRIP VRS for Mode and choose GPRS CDMA for Connect 5 Then click on Change button to define the ANP for your local SIM card...

Page 88: ...elect the appropriate one from the list in Access option press OK button to confirm and return to Network Setting interface 8 Press Connect button to access CORS network and obtain corrections from se...

Page 89: ...hen it gets started next time Web UI settings 1 Login the web UI of K20S and go to General Config interface then choose Network in Datalink option click on Enter button to confirm and save the setting...

Page 90: ...to download mountpoint list from server Then select the appropriate one from the list and click on Enter button at the bottom to access 6 2 4 By using internet WIFI WiFi datalink is a new feature and...

Page 91: ...ton to confirm 2 Then get into the WIFI Config configure page to check if the WIFI connection is already established Web UI settings 1 Login the web UI of K20s and go to General Config interface then...

Page 92: ...ace under Data Transfer and input the CORS server information including IP Port User and password then click Get Point button to download mountpoint list from server Then select the appropriate one fr...

Page 93: ...sadvantages in last generation of tilt survey with tilt sensor compensation It takes too much time to do E bubble calibration and magnetic calibration before work And the earth magnetic field has a gr...

Page 94: ...3 Conveniently Measure Inaccessible Points SPECIAL REMIND Please run this Website for more IMU info https www linkedin com pulse inertial measurement rtk k5 imu bring your producti vity andy lau publ...

Page 95: ...what kind of protocol are being applied please keep in mind on this channel value and protocol that are selected to match on rovers later on Then choose Network for Datalink option and choose internal...

Page 96: ...0 RTCM 3 1 RTCM 3 2 CMR CMR Output data formats NMEA 0183 PJK plane coordinates Binary code Trimble GSOF Inertial Measurement Model K20s IMU Tilt Angle up to 60 degrees Accuracy down to 2cm Positionin...

Page 97: ...tooth 2 1 EDR standard Bluetooth 4 0 standard support android connection Memory 8GB SSD internal storage Support external USB storage up to 32 GB Automatic cycle storage Changeable record interval Up...

Page 98: ...E 4G Compatible with 3G GPRS EDGE WebUI Configure and monitor receiver by webserver via Wi Fi or USB cable NFC Close range shorter than 10cm automatic pair between receiver and controller need NFC chi...

Page 99: ...ulator satellite orbit parameters SNR Signal to noise ratio an endpoint signal power to noise power ratio Cycle skipping interfere loop skips a few cycles from a balanced point and stabilize in the ne...

Page 100: ...peed of light to calculate the distance This time offset is the difference between the signal reception time time series of the receiver and the signal emission time satellite time series Receiver cha...

Page 101: ...he receiver is connected Consult the dealer or an experienced radio TV technician for help Caution Any changes or modi cations to this device not explicitly approved by manufacturer could void your au...

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