San Jose Navigation GPS Mobile Locator GM-158-USB Specifikace

MALÅ CX SystemOperating Manual v. 2.3 EM19-001024

www.malags.com 10 After selection of material type or by choosing User-defined the option Velocity Wizard can also be entered to obt

www.malags.com 11 Note! If you select a velocity value outside selected materials range, the material will be set to “User-Defined” The option A

www.malags.com 12 3 2D Project __________________________________________________ 2D Projects are defined as measurement in single profiles as see

www.malags.com 13 3: Battery Status Indicator 4: Information Line showing the material type, the connected antenna type, measurement depth, memory

www.malags.com 14 4 3D Project __________________________________________________ 3D Project is a tool that makes the gathering and visualization o

www.malags.com 15 some test measurements prior the 3D Project. This can be done by 2-3 single parallel profiles giving an indication of how the objec

www.malags.com 16 line spacing, the grid size will also change to become the nearest divisible value. The same applies the values of Grid size. Pres

www.malags.com 17 4) Press the red button (to change measurement line), and wait for a beep. 5) Place the antenna in the start position of the next

www.malags.com 18 For explanation of the three function buttons: see next section in this manual. The options Angle, Aperture and Threshold ar

www.malags.com 19 Full-screen Saved screenshot The measured projects and created images can of cour

www.malags.com 2 Table of Contents _________________________________________________ 1 Introduction 3 1.1 Unpacking and Inspection 4 1.2 Repacki

www.malags.com 20 By pressing the button, it is possible to change the Velocity settings (Migration) or to create Image Slices. Note! Make sur

www.malags.com 21 5 Object-Mapper Project __________________________________________________ An Object-Mapper Project is a tool to easily h

www.malags.com 22 Give the distance between the profiles, decide direction and line spacing. The direction right and left is defined as shown below:

www.malags.com 23 6 EM Option _______________________________________________________ The MALÅ High Frequency antennas are also available with an E

www.malags.com 24 The EM option is of course also active when measuring 3D Projects. The results of the EM measurements can be displayed as a T

www.malags.com 25 be different. For other cable geometries there may be only one peak over the cable. When the cable is twisted the EM signal can va

www.malags.com 26 7 GPS Functionality __________________________________________________ The CX system is available with a positioning system, GPS

www.malags.com 27 The MALÅ GPS standard, GPS format contains the following information: trace number, date, latitude, longitude, height above mean sea

www.malags.com 28 8 File Manager __________________________________________________ As a profile measurement is started (2D Project) the data is

www.malags.com 29 Every file belonging to a specific measurement has the same file name, and the file extension specifies the type of data i

www.malags.com 3 1 Introduction __________________________________________________ Thank you for purchasing the MALÅ CX, the main unit for opera

www.malags.com 30 8.1 Transferring data By connecting a flashcard (USB storage media) to the USB port at the top left corner of the CX the mea

www.malags.com 31 9 System settings __________________________________________________ The System menu of the CX unit can be reached after choosin

www.malags.com 32 - Software upgrade. See Chapter 10. - Restoration of predefined settings. See Below. - Restoration factory Settings. See below.

www.malags.com 33 activate the kill-switch). The use of a kill switch function makes the antenna stop emitting electro-magnetic waves when the swit

www.malags.com 34 Here it is possible to change the parameters for the two different CX filters, the FIR filter and the Time Gain filter. If one of t

www.malags.com 35 Pressing Restore Predefined Settings the system file in the CX restores the following: - All antennas and wheel parameters will

www.malags.com 36 10 Upgrade __________________________________________________ The instructions below describe how to upgrade the application so

www.malags.com 37 11 Batteries and Power supply __________________________________________________ Note! Before use, open the battery pack and c

www.malags.com 38 12 High Frequency antennas ___________________________________________________________ MALÅ High Frequency (HF) antennas are ava

www.malags.com 39 Figure 12.2 The HF antenna (1.6 or 2.3 GHz) in a wheel carriage, the HF cart. Note the connections for the encoder wheel and the

www.malags.com 4 1.1 Unpacking and Inspection Great care should be taken when unpacking the equipment. Be sure to check the contents against those

www.malags.com 40 used in another measurement direction, for instance to investigate polarization effects. Figure 12.4 The single whe

www.malags.com 41 Figure 12.6 Extension pole. On the handgrip the two buttons are seen, the one on the top (red) starts a

www.malags.com 42 As an option a switch box is provided to the High Frequency antennas (Fig. 12.8). With this switch box it is possible to measure wi

www.malags.com 43 13 Technical Specifications CX unit __________________________________________________ Pulse repetition frequency 100 kHz Da

www.malags.com 44 14 Technical specifications HF Antennas __________________________________________________ Centre frequency 1.2, 1.6 and 2.3 GHZ

Corporate Headquarters OcesMALÅ Geoscience ABSkolgatan 11, SE-930 70 Malå, SwedenPhone: +46 953 345 50 Fax: +46 953 345 67E-mail: [email protected]

www.malags.com 5 2 CX Start up __________________________________________________ Before starting up the MALÅ CX GPR system the following connecti

www.malags.com 6 There is also possible for the operator to navigate and execute all functions using the remote buttons on the antenna (Figure 12.5),

www.malags.com 7 As seen three different measurement modes are available for the CX system; 2D, 3D and Object-Mapper Projects. All these p

www.malags.com 8 In this menu the options for changing Antenna, Material Type, Depth Window, Zero Depth, Acquisition mode (Wheel / Time) a

www.malags.com 9 The Depth window (seen at right) defines depth of the measurement; in other words the total length of time the electromagneti