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eGPS 20T GNSS Receiver

Quick Start Guide

Содержание 20T

Страница 1: ...eGPS 20T GNSS Receiver Quick Start Guide...

Страница 2: ...r satellite geometry and obstructions like buildings and heavy canopies FCC Interference Statement This equipment has been designed to comply with the limits for a Class B digital device pursuant to p...

Страница 3: ...eiver 2 2 1 Front Panel 2 2 2 Lower Housing 2 2 3 Receiver Ports 2 3 Batteries and Power 2 3 1 Internal Batteries 2 3 1 1 Charging the Batteries 2 3 1 2 Battery Safety 2 3 2 External Power Supply 2 4...

Страница 4: ...3 Communication Ports Definition 3 1 eGPS 20T Receiver I O Port 7 Pin Lemo Port Definition 4 Contact Information 5 Warranty Terms 6 20T Specifications 54 55 55 56 3...

Страница 5: ...does not mean that there are no safety risks involved Warning or Caution information is intended to minimize the risk of personal injury and or damage to the equipment WARNING A Warning alerts you to...

Страница 6: ...owever the receiver is a high precision electronic instrument and should be treated with reasonable care CAUTION Operating or storing the receiver outside the specified temperature range will cause ir...

Страница 7: ...tatic collection The IMU RTK technology provides robust and accurate GNSS positioning The LCD panel enables users to check satellite tracking status internal battery status WiFi status working mode da...

Страница 8: ...IM card slot are located on the back Serial ports and connectors are located on the bottom of the unit 2 2 1 Front Panel The following figure shows a front view of the receiver Front Panel Correction...

Страница 9: ...data b As a Rover Station successfully receiving differential data from Base Station Satellite LED Blue Shows the number of satellites that the receiver has tracked When the receiver is searching sat...

Страница 10: ...ange Cancel the change you make on a function Power Button Red Works as a Power button Press and hold this button for 3 seconds to turn on or turn off the receiver Works as a Confirm button Works as a...

Страница 11: ...2 2 Lower Housing The lower housing contains one SIM card slot two battery compartments one TNC radio antenna connector two communication and power ports one 5 8 11 threaded insert and two nameplates...

Страница 12: ...puter or controller Also users can use a 7 pin cable to transmit differential data to an external radio USB Port This port is a mini USB connector that supports USB communications Users can use the US...

Страница 13: ...y in strict accordance with the instructions Charging or using the batteries in unauthorized equipment can cause an explosion or fire and can result in personal injury and or equipment damage To preve...

Страница 14: ...water Do not use or store the battery inside a vehicle during hot weather Do not drop or puncture the battery Do not open the battery or short circuit its contacts WARNING Avoid contact with the rech...

Страница 15: ...r Port of the GPS to USB PC Data Cable In the field The external power cable is connected with a vehicle battery and the output port of the external power cable connects with the Power Port of the GPS...

Страница 16: ...To remove the batteries push down on the button on the battery cover and open the cover Slide the battery bail to the left or right Push down on button and lift Battery cover Battery compartment SIM c...

Страница 17: ...S 20T GNSS Receiver UHF Bar Antenna 450 470 MHz P N 2004 020 011 HCE320 USB Type C Lithium Batteries P N 2004 050 017 Battery Charger P N 2004 050 030 C300 Auxiliary H I Tool Rover Hard Case P N 2004...

Страница 18: ...mputer for serial data transfer or settings via a HCE320 USB Type C Before you connect to the office computer ensure that the receiver is powered on by the internal battery or external power The follo...

Страница 19: ...tab and select New Open Job 2 Clicking on the icon indicated allows you to choose your job interface style Gallery List Map or Calendar Explore these options and select the one that best suits your a...

Страница 20: ...roject a name The other settings are explored in more depth elsewhere Hit Accept 4 Select Coord to review coordinate system selection You will notice it is greyed out We will see how to change the sys...

Страница 21: ...location services internal GPS tap Update Position You need internet access for maps to appear 6 You can include a picture here It will show up as a thumbnail if you select Gallery view style for proj...

Страница 22: ...e System 8 Select the coordinate system that is appropriate for your project For this example we used SPC GA West More details on coordinate system selection and use are available in the user s manual...

Страница 23: ...Pick Tools below and see the pop up menu on the next screen 10 Select Load predefined system The other options are suitable for differing survey styles or to save settings for future use archiving 22...

Страница 24: ...will need to scroll through the list when it appears 12 Select the coordinate system grouping that is appropriate for your project We used US NAD83 for the example Scroll through the options and sele...

Страница 25: ...system that is appropriate for your project For this example we used SPC GA West Hit Accept Hit GNSS localization 14 Pick the arrow to the right at the bottom of the screen to select a Geoid We used...

Страница 26: ...15 Select the appropriate Geoid We used 2018B US for this example Hit Accept 16 Use the left arrow at the bottom of the screen to get back to here Click Settings 25...

Страница 27: ...bs etc You will use it for a variety of settings and preferences The following screenshots will provide settings for illustration You need to tailor these to suit your practices and the specifics of y...

Страница 28: ...oordinates under Job settings X Pad comes default to Easting Northing 20 Once you set a job up consider saving it with a name or as default If you do this it will expedite your project setup in the fu...

Страница 29: ...You can find this screen by selecting the settings icon at the bottom of the screen Pick GNSS Total stations 2 Select Add below to open dialogue for new instrument You will use this in the future to...

Страница 30: ...3 Click GNSS Receiver to open dialogue for GNSS setup 4 Give the profile a name If you are using a variety of sensors and or configurations consider developing a clear nomenclature scheme 29...

Страница 31: ...5 Select CHC 6 Change settings to those shown here Click Next when done 30...

Страница 32: ...th ID is the serial number located on the bottom of the device If you do not see it listed select Add device below and search for it Click Next when done 8 To find click Search below You will need to...

Страница 33: ...al GPRS or External GPRS For the example we are using the data collector s internet connection and will select External Click Next when done 10 Use this screen to enter your RTK stream information You...

Страница 34: ...ONASS BEIDOU and GALILEO Adjust update frequency as appropriate for your task Click Next when done 12 Leave antenna model set to Integrated Height is the rod height Additional offset will not be used...

Страница 35: ...13 Select Yes here 14 Good news You are ready to work 34...

Страница 36: ...15 Make sure the profile you set is current To change profiles you can use the right arrow and select Current From here you can start surveying 35...

Страница 37: ...You can find this screen by selecting the settings icon at the bottom of the screen Pick GNSS Total stations 2 Select Add below to open dialogue for new instrument You will use this in the future to a...

Страница 38: ...3 Click GNSS Receiver to open dialogue for GNSS setup 4 Name profile as described in previous sections Change to GNSS Base Change Brand to CHC Click Next 37...

Страница 39: ...umber located on the bottom of the device If you do not see it listed select Add device below and search for it Continue as described in previous sections Click Next when done 6 To find click Search b...

Страница 40: ...nfigure the radio you may need to populate the channels If No frequencies is indicated on the first line click Tools below and Load configuration from receiver See yellow arrow in the screenshot to th...

Страница 41: ...ust be set to match in Rover setup Note FCC licensing required for GNSS radios Your channel selection should reflect your licensed frequencies Click Next 10 You can adjust your satellite cutoff angle...

Страница 42: ...mounted above a prism etc Click Accept 12 Select Yes here When you prepare to start surveying using a base rover configuration it is advisable to confirm that the Base Radio configuration is set curr...

Страница 43: ...adio Rover 1 You can find this screen by selecting the settings icon at the bottom of the screen Pick GNSS Total stations 2 Select Add at the bottom of the screen Click GNSS Receiver to open dialogue...

Страница 44: ...43 3 Name profile as described in previous sections 4 Name profile as described in previous sections Change to GNSS Rover Change Brand to CHC Click Next...

Страница 45: ...bottom of the device If you do not see it listed select Add device below and search for it Continue as described in previous sections Click Next when done 6 Select the appropriate RTK correction strea...

Страница 46: ...more details The base and rover must use the same Channel frequency Protocol Spacing FEC setting and Format If base ID is selected it must match Base setup Click Next Note FCC licensing required for...

Страница 47: ...46 9 Leave antenna model set to Integrated Height is the rod height Additional offset will not be used here but can be used if unit is mounted above a prism etc Click Accept 10 Select Yes here...

Страница 48: ...ake a moment to configure 12 The configuration you just prepared should have a check indicating it is the current configuration If it is not you can pick the arrow to the right of the configuration an...

Страница 49: ...ame profile and set as indicated We will make a profile for Static data collection Click Next when done 2 Find and or select the appropriate Bluetooth connection The Bluetooth ID is the serial number...

Страница 50: ...ons required for Static data collection Click Next when done 4 You can adjust your satellite cutoff angle here Move sliders to use GLONASS BEIDOU and GALILEO Adjust update frequency as appropriate for...

Страница 51: ...antenna model set to Integrated Height is the rod height Additional offset will not be used here but can be used if unit is mounted above a prism etc Click Accept 6 Good news You are ready to collect...

Страница 52: ...51 7 To start a static session go to Survey and select Static survey 8 Wait for connection...

Страница 53: ...9 Set Log File name Occupation time You can choose preselected times or Manual Logging rate File type see popup to the right You can select Rinex if you are submitting to OPUS etc Antenna height Hit N...

Страница 54: ...53 10 You can enter point number and code here From here click Start occupation and follow prompts from software...

Страница 55: ...54 3 Communication Ports Definition 3 1 eGPS 20T Receiver I O Port 7 Pin Lemo Port Definition Pin Function 1 Ground 2 Ground 3 RS232 TX Output 4 PPS 5 Not Used 6 VIN 7 RS232 RX Input...

Страница 56: ...d or new This limited warranty does not include service to repair damage to the product resulting from an accident disaster misuses abuse or modi cation of the product Warranty service may be obtained...

Страница 57: ...IMU for pole tilt compensation Immune to magnetic disturbances E Bubble leveling Front Panel 4 status LED 1 46 OLED display Environment Operating Temperature 40 C to 65 C 40 F to 149 F Storage Tempera...

Страница 58: ...2 W Protocol CHC Transparent TT450 SATEL3AS Link Rate 9600 bps to 19200 bps Range 5 km under optimal conditions Data Formats RTCM 2 x RTCM 3 x CMR CMR SCMRX input and output HCN HRC RINEX 2 11 3 02 N...

Страница 59: ...cal 5 mm 0 5 ppm RMS Code Differential Horizontal 0 25 m RMS Autonomous Horizontal 1 m RMS Vertical 1 5 m RMS Positioning Rate Up to 50 Hz Time to First Fix6 Cold Start 45 s Hot Start 10 s Signal Re A...

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