GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 GPR4 Concrete Scanner User Manual Copyright © 2019 ESS, LLC. All rights reserved.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 Table of Contents 1 2 3 FCC Class A Compliance and Usage Limitations................................................................ 3 IC Compliance and Usage Limitations ................................................................................ 5 Introduction ......................................................................................................................... 7 3.1 Overview.........
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 1 FCC Class A Compliance and Usage Limitations This device complies with Part 15 Subpart B and Subpart F of the FCC Rules. Operation is subject to the following two conditions: (1) the device may not cause harmful interference, and (2) this device must accept any interference received including interference that may cause undesired operation. FCC ID: 2AP78-CS1 and contains RF Module FCC ID: Z64-WL18DBMOD.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 pertinent contact information of the user, the desired geographical area(s) of operation, and the FCC ID number and other nomenclature of the UWB device. If the imaging device is intended to be used for mobile applications, the geographical area(s) of operation may be the state(s) or county(ies) in which the equipment will be operated.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 2 IC Compliance and Usage Limitations This device complies with Canadian RSS-220, RSS-GEN and ICES-003. Operation is subject to the following two conditions: (1) the device may not cause harmful interference, and (2) this device must accept any interference received including interference that may cause undesired operation. IC: 2AP78-CS1 and contains RF Module IC: 451I-WL18DBMOD.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 (c) Ce dispositif d'imagerie radar intramur doit être utilisé lorsqu’il est orienté vers le mur et en contact avec la surface du mur ou à au plus 20 cm de cette surface.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 3 Introduction 3.1 Overview This document provides the operating and configuration instructions for the Concrete Scanner. The Scanner measures locates objects that are embedded in concrete such as rebar, pipes, and conduits, measures concrete thickness, and can located defects in concrete such as voids. The scanner can produce simple cross sections, depth slice images, or 3D images of the concrete structure.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 2. A multi-port battery charging system that simultaneously charges two sensor batteries, and the tablet computer. 3. Two batteries for the sensor unit. 4. A long handle for the sensor unit. 5. The sensor unit with GPR, odometer, and power line sensors. 6. Tablet computer (may be provided separately).
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 1. Open the shipping container (see Figure 2) and disconnect the charging cable from the tablet. 2. Remove the scanner and the tablet from the shipping case. Remove one of the batteries from the shipping case and attach it to the scanner. 3. If the long handle will be used, remove the three pieces of the long handle from the shipping case: the wide handle, the telescoping tube, and the scanner clamp.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 Figure 3. Different tablet locations can be used for different survey types. Copyright © 2019 ESS, LLC. All rights reserved.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 Figure 4. Upper panel shows acquisition program with status panel visible and lower panel has status panel hidden. Use the circled icon to hide/show the status panel. 4.2 Conduct a Single Line Survey A single line surveys is a quick method that is usually used to find where a small number of subsurface conduits intersects the survey line. To conduct a survey, proceed as follows. Copyright © 2019 ESS, LLC.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 1. Turn on the power to the sensor unit. The power switch should glow with a green light. 2. Boot up the tablet computer and log in. Enable mouse pointer using the mouse icon on the task bar if desired. 3. Connect to the sensor unit via WiFi. On the task bar, press the WiFi network icon , then select the network connection for the Concrete Scanner.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC f. D-000002-000021 February 29, 2019 usable range when interested in the more shallow portions of the surveyed range (depth). Velocity of medium The velocity of EM waves is dependent on the material type. In order to properly convert from time of flight to depth, the velocity of the medium must selected (see Depth/Time units above). Select the medium type and the corresponding dielectric constant.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 The GPR4 Record tab also has buttons for saving the B-scan image and generating a short report . The image can be saved as a PNG, BMP, or JPG file. The report will be saved as a PDF file, and will contain the survey metadata and the B-scan image. 7. Before beginning a survey, it is important to capture information about the jobsite.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 accomplished by pressing the rocker switch on the radar unit up momentarily. The button should appear activated to indicate that data are being recorded. Move the cart along the survey line to conduct the survey. 10. Move the cart along the survey line until the scanner moves beyond the conduit of interest.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 6. The GPR4 Record tab has standard A-scan and B-scan plots that are customary for most GPR systems. The plot parameters can be changed by pressing the Plot parameters button (see Figure 5). For most users, the default settings will be sufficient. For those interested, the dialog functions are described below. a.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 into dialog field, click on the field to place the cursor, then press the icon on the taskbar to bring up the keyboard. a. Grid type Select either Single line, Parallel lines, or 2D grid (cross hatch). When conducting pavement surveys, select either Single line or Parallel lines depending in the width of the area to be scanned. b. Line directions Select either Same direction or Alternating. c.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 Figure 7. Upper panel shows a survey grid with alternating lines, and lower panel shows the survey grid dialog. 8. Before beginning a survey, it is important to capture information about the jobsite. Press the Jobsite information button to bring up the dialog shown in Figure 6. The information entered into this dialog will be listed in any reports that will be generated by the software.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 a. Enter the Project Name, Site Location, Site Description, Operator, Survey Mode, Notes, Service Provider, and Equipment Model. The Date Recorded and Time Recorded fields will be updated automatically. b. Map Frame Parameters Select the distance Units (feet or meters).
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 4.4 Replaying Data The ESS Concrete Scanner allows replaying data so that plots can be re-examined and new reports can be generated. To replay data, follow the instructions below. 1. Insure that the scanner unit and odometer are switched off. 2. Start the data acquisition program by touching and holding the EssGpr4LoggingApp icon on the desktop. Select the Pavement Condition tab. 3.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 1. Switch off the scanner unit. 2. Remove the battery from the scanner unit and place it in one of the scanner battery charging ports in the shipping case. Place the spare scanner battery in the other charging port. 3. Connect the tablet charging cable to the tablet computer. 4. Plug the main charger power cable into 120/220 VAC mains power. 5.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 6 Appendix 6.1 Digitizer Settings The default settings for the digitizer are sufficient for nearly all surveys. Advanced users may choose to change these settings (see Figure A1). To view or change the digitizer settings, select (File, Settings). 1. Trace Sample Rate Select the desired number of traces per second.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 c. Microsoft Surface Go d. Panasonic Toughpad FZ-G1 2. Turn on the tablet, wait for it to boot up, and then log in. 3. Press the Window icon in the lower left corner, then select Settings (the gear shaped icon). Select System, Display, and set the Resolution to 1920 x 1200. Then set the Orientation to Landscape. Finally, set Rotation lock to On. Close the Settings window. 4.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 6.5 Limited Warranty Earth Science Systems, LLC (ESS) warrants the Concrete Scanner hardware unit (PRODUCT) to be free from defect in material and workmanship under normal use for a period of one year from the date of shipment. Any computer systems purchased with the product are subject to the manufacturer's warranty and not the responsibility of ESS.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 UN3481 For assistance call 303-800-2000 Figure A2. Shipping label for container with batteries. 6.7 Technical Support Technical support is provided by ESS between the hours of 9:00 AM and 5:00 PM MST at 303-800-2000. Copyright © 2019 ESS, LLC. All rights reserved.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 6.8 Specifications • • • • • • • • • • • • • • • • • • 2 GHz bi-static radar antenna 750 MHz bi-static radar antenna Electric field sensor for detecting power lines or tracer signals Magnetic field sensor for detecting power lines or tracer signals Includes rugged IP67 tablet computer Dimensions: 12 x 8.9 x 8.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 6.9 Data File Format Data recorded by the GPR system are stored using the HDF5 file format. HDF5 allows storage of large datasets in complex data structures. In addition to the data stored in an HDF5 file, the files provide all of the data type and format information needed for reading the data.
GPR4 Concrete Scanner – User Manual Earth Science Systems, LLC D-000002-000021 February 29, 2019 6.10 License Agreement End User License Agreement (EULA) for EssGPR4LoggingApp This is a legal agreement between Earth Science Systems, LLC and you, the Customer. By installing this software, you accept all the terms and conditions of this agreement.
