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1. Assembling the antenna units.

1. PROOO2 GPR 4764KB J A PROOO4 GPR Files not selected v To delete files on the Fies not selected Processing Unit Remove files then coping To update restore the list of files Close panel Figure 2 3 32 Window Profile moving from processing block If there is no file displayed in the window you should disconnect BUOI from a computer shut all radarograms in GeoScan32 program window enter Special menu and click a line Logis Settings ure 2 3 33 Create a new folder with name written in the line below in the chosen directory 5 Chosea computer directory where all the files from BUOI will be copied fi Profile moving from Processing Block Processing block Size of disk 1023MB Computer Create Folder ize of disk 132590MB Destination Folder Available 89060MB The overall size of a PROOD4 D 4040KB J System Volume Information selected logical hard drive C3 Nave 0 3 J Antiautorun CF Recycled CI C C 9 C Full path to the selected folder A size of accessible space of a selected logical hard
2. e e uit 22 X CHRON 23 SODOGOLCOR Ve PEEL 24 JEadiomiodem BE 24 49 Bar code scanner for AB 1700 eesssssssssseseeeee eene nennen 24 AMO oS SEU 25 A AON Odometer DDP 32 Fe t te epe eee ee od ub ee eue 25 4 10 2 Automobile odometer DPA esee 25 4 10 ascen epi tee a e ba esee kei ee opu teeth aces 25 XdaitionaldecessOEIeS due descr edet Date 26 4 11 1 Hanger rod for mr 26 4 11 2 Making Mat with bar code ciececucsnncc eed T 26 T LI Wehicleamnstallation system 26 A ALA 21 4 11 5 Telescopic 27 NNNM SETS ERI I LU TT 2 Soweit 29 1 Assembling the antenna units eee eee e eee ee eee ee ee ee eee eee aeos eo eese 30 Ll Demountable anterina UDIES E 31 1 2 Smole WS orco sooo PU defaut OP NR REIS 36 1 3 Monoblock antenna units without optical coupling eessss sess 37 1 4 Antenna unit ABDL Triton enm nennen 40 1 4 1 Charging ABDL Triton power supply units eeses sess 42 1 4 2 Replacement of vibrat
3. Correct Incorrect Figure 1 1 10 Optical interface cable connection 9 Connect cable of Processing unit 485 PU 485 Figure 1 1 11 The cable 1s connected to the terminal Control Unit CU on the optical converter and to terminal AB antenna unit on the control unit on the control and processing unit Connection shall be performed only when power supply unit is turned off s bum Figure 1 1 11 Cable connection of Processing unit 485 PU 485 10 Fix the optical converter on the magnetic fixture of the beam handle Figure 1 1 12 or that of the transport handle or a carry handle Figure 1 1 13 Figure 1 1 12 Optical converter Figure 1 1 13 Optical converter fastening to the beam handle fastening to the transport handle 34 2 2 Operation manual 11 Install wheels on the antenna units 1f needed Installation of wheels on AB 90 e Screw axles into the holes on the receiving and the transmitting units Figure 1 1 14 and tighten them with a nut key included in the set Fix the wheels on the axles the wheel diameter 15 260 mm Figure 1 1 14 Installation of axes on AB 90 Installation of wheels on AB 150 and AB 250 e Unscrew the fly headed screws from the rocker arm and put the wheel axles in their place Figure 1 1 15 e Tighten the axles with a nut key from the set Fix the wheels on the axles for AB 250 the wheel diameter 15 215 mm for AB 150 it is 260 mm
4. Figure 1 1 15 Installation of axels on AB 150 AB 250 35 a Za Me 2 1 2 Single antenna units eration manual Antenna units AB 700 and AB 400 are of the single type To move these AB only a beam handle is used but an optical cable connecting the receiving and the transmitting units LZP cable is installed in manufacturing These units assembly is performed according to items 3 4 5 7 8 9 10 of Chapter 1 1 of Operation Manual The example of the assembled antenna AB 400 15 given on the Figure 1 2 1 Electrical f cable 7 Optical converter Beam handle Optical cable 2 4 Antenna units Odometer Power supply unit Figure 1 2 1 AB 400 assembled ZRD Z 1 3 Monoblock antenna units without optical coupling Operation manual Antenna units without optical coupling AB 1700 U R AB 1200 U AB 1000R AB 400R AB 400M have a monoblock structure power is suppled via cable Processing unit cable PU 485 In order to start operation with one of the above mentioned antenna units you should connect the terminal of cable connection to the antenna Figure 1 3 1 1 3 7 and terminal AB on the control unit a control and processing unit via cable Processing unit PU 485 The order of connection is similar the explanation in item 9 chapter 1 1 Then connect a beam handle antenna units AB 1700U AB 1200U AB 1700R AB 400M and if needed install the odometer see
5. I Files not selected Figure 2 3 35 Selected files To start copying files press an OK key After pressing OK key a window graphic representation of copying process will display on the screen figure 2 3 36 Profile moving from Processing Block OE Processing block Size of disk 1023 Available 974MB gt Computer Size of disk 132590MB Create folder Available 89060MB D C 1 Destination Folder rm D A window graphic representation of copying process System Volume Information H G Nav9 0 3 H E Antiautorun 8 Recycled CI 9 C Prospective time before and of copying PROO18 GPR 246KB a 9 CI 8 The quantity which The quantity which has remained for copying of data Remove files then coping Refresh has remained for copying of files Figure 2 3 36 Copying process 79 2 Operation manual After finishing a copying process a window with a corresponding message will display in the screen figure 2 3 37 Profile moving from Processing Block Processing black Computer Size of disk 1023MB Size of disk 132590MB Destination Folder Availab
6. The charge order power supply of BP2 12 and BP3 8 12 l 2 pl Join 2 parts of charger as it is shown on a Figure 1 7 1 Make sure that the switches on a charging device in the positions shown in figure 1 7 2 Otherwise put them in the stipulated position Connect the charger ZU 2 to the electricity network 220V 50 Hz Power on power supply unit Connect the charger and the power supply unit During a charging process on the charger the red LED is lightning To charge the completely discharged power supply units takes no more than 8 hours After the green LED will light up switch off charger and power supply units in inverse sequence Figure 1 7 2 Position of toggle switch on charger 50 37 2 Operation manual The charge order of power supply units BP4 5 12 and BP9 12 Connect the charger ZU 9 to electricity network 220V 50 Hz Power on power supply unit Connect the charger with power supply unit A red LED 15 flashing with in 2 3 seconds before starting the process of charging a phase of testing and then lights up continuously The charge of completely discharged power unit takes no more than 10 hours e After the green LED will light up disconnect the charging device and power supply unit in inverse sequence The order of accumulators charging of antenna unit ADBL Triton is described in the chapter 1 4 ADBL Triton The order of discharge of power supply units 1 Connec
7. Control and processing unit Figure 4 1 3 Georadar functional scheme with a Control amp Processing Unit CPU The antenna units AB with an optical coupling ABDL Triton AB 90 AB 150 AB 250 AB 400 AB 700 are connected to CPU via the optical converter the antenna units with a monoblock structure AB 1700 AB 1700R AB 1200 AB 1000R AB 400R AB 400M directly to the CPU 12 BIN 2 2 Technical specification 4 2 Antenna units OKO 2 Georadar antenna units AB are replaceable changeable and consist of receiving and transmitting units The antenna units are divided into two types units with optical coupling and those without optical coupling As for antenna units with optical coupling ABDL Triton AB 90 AB 150 AB 250 AB 400 AB 700 their receiving and transmitting units are supplied with power from separate power supply units but to transfer the signal of the transmitter start pulse further IZP from the receiving unit to the transmitting one the optical cable is used As for antenna units without optical coupling AB 1700 AB 1200 AB 1000R AB 400R and there modification the power is supplied via interface cable from the control unit All antenna units are produced in dustproof and moisture proof body The operation of Georadar OKO 2 is performed with one of the antenna units taking into account the required scanning depth and the resolution capability 4 2 4 Unscreened antenna unit
8. Antenna Unit ABDL Triton Unscreened antenna unit e tis designed according to the scheme with optical coupling Main frequency 50 100 MHz Scanning depth up to 20 m Resolution capability from 0 5 m up to 1 0 m Linear folded encapsulated option Possibility to work under water and off road Diameter of hardware part is 95 mm Weight from 6 up to 8 kg Total length from 3 up 7 m Power consumption 8 0 W 13 DK OLA 2 Technical specification 4 2 2 Screened antenna units Wide band areas in the antenna units are covered above with a conducting screen The purpose of such a structure is suppression of emission in the top semi space and suppression of reflection from the objects which are in the top semi space Antenna units AB 90 AB 150 AB 250 AB 400 AB 700 are installed on the wear resistant foundations according to the type of set they can move by wheels or monoski and work with odometer The LED indicators which show the current status of each unit are located on top covers of the receiving and transmitting units AB 90 AB 150 AB 250 AB 400 AB 700 While power is being supplied to the receiving and transmitting units the light of the receiver LED indicator is steady but the LED indicator of the transmitting unit 1s on only in a scanning mode Antenna units AB 1200 amp AB 1700 are equipped with three wheels for comfort one wheel is overlapped with the built in odometer The antenna unit body ha
9. Chapter 1 1 cl 4 5 The hole for fixing telescopic Plug for cable handle connection Button for marking Wheel of odometer Figure 1 3 1 Design of the Antenna units AB 1700 and AB 1200 As an option there is a telescopic beam handle which allows scanning hardly reachable places Bracing of the handle to the antenna unit is carried out by the screw Figure 1 3 2 which is inserted into bore on handle of AB Figure 1 3 1 Figure 1 3 2 Fixating of the telescopic beam handle to the AB 1700 37 2 Operation manual AB 1700U and AB 1200U Universal design of antenna units provides a socket for connection of odometer DP 32 and changeable monoski Figure 1 3 3 in a set with AB which allows to scan on full width places Changeable monoski socket for connection Bracket for beam handle Figure 1 3 3 Antenna Unit AB 1700 Mating DP 32 and beam handle is made according with point 4 and 5 section 1 1 If odometer fixed then connect it with Cable DP 1 and with the antenna unit Figure 1 3 4 The cable is connected to the sockets 2 Figure 1 3 4 2 Figure 1 3 4 Connection Cable DP AB 1700R Horn design of the antenna unit AB 1700 provides the presence of monoski the socket for connection odometer and the basement for making a lift off from a surface Figure 1 3 5 Basement Optical plug connectio Bracket for DP 32 Fig monoski
10. Every new trace is recorded after you press the key Step Figure 4 1 6 57 2 2 Operation manual 2 1 5 Profile record On choosing the parameters and selecting Scanning mode start the profile recording To start the recording press the Record key Figure 2 1 10 Scaning parameters Start the record ais TT Shit Rough Scale Gain Begin D istance File Stacks Speed connec Fectrd Step Save Param 21 35km t LE EE zn b zh 22 kmh Video 59 345 Figure 2 1 10 The scanning mode window In this case the data start to be recorded in the buffer In order to complete the data passage and to save the file press the Save key in addition chose the folder icon and assign the name of the saved file If you press the Save key when the Record key is not initiated 1 e the GPR data is not written into the buffer the profile extended in 2 screens is recorded in the file In scanning the marking operation is executed by the Ins key The marks are displayed as the vertical black lines and numbered sequentially beginning from 1 The given Operational Manual includes partial information of the measurement parameters see the detailed information in the User s Manual for GeoScan32 When some difficulties appear in GPR operation see Chapter 3 Self repair of failures 58 2 a Operation manual 2 2 GPR operation with radio m
11. Georadar connection port USE COM COM Ethernet D Cancel Figure 2 2 2 Port selection window 9 In the displayed window Turning Ethernet connections Figure 2 2 3 select the network adapter with the name Wireless remove the mark against Adapter autotuning if it is available and press the key Set radar address by adapters config Turning Ethernet connection NVIDIA nForce Networking Controller Adapter autatuning Adapter address 10 Adapter IP mask 255 256 255 D Pragram port 6767 Set radar address by adapters contig Radar IF address ME dE X 253 Radar port 6768 Cancel Figure 2 2 3 Ethernet connection setting window 10 The connection was performed successfully if the fist three values in the lines of adapter IP address and radar IP address coincide 11 The further work 15 done in accordance with the User s Manual for GeoScan32 In order to return application of the control unit without the radio modem change the adapter and then the adapter address on the panel Tuning Ethernet connection by pressing the key Set radar address by adapters config All works on network connection setting shall be performed with the live equipment Radio modem and the control unit are placed together in a special bag 60 2 Operation manual 2 3 Control amp processing unit as a recording device The control am
12. Accumulation change is executed in the Parameters menu Figure 2 3 15 On entering the mode the changing image 1s displayed in the screen of the CPU When the moving objects are absent in the range of the antenna unit the image looks like a noise path but when the motion occurs an outburst appears against the background of noise Figure 2 3 16 AB 1700 Hi ji JS SY y n Vi TA i de SS MA WIN nay ital UA HA Lack of motion i ntu iaa Mii y D gt SY i jm Wr w INI MS t oo d 255 Wath UN KU M M Vs WAY MI T n Bum f f ph os ih Uu Mh T n VA ie NT Y M 1 MTM NT UT M AW f y i AW ad VW UP i AY AM DW t i POM M W A A Ak A wa VEN 1 TUN DAN b n VEM m WT d L M A ARS MUT UM ey i AL y MARN i Figure 2 3 16 Presence and absence of motion in the area of the antenna unit AB operation The main condition for detection of motion is to fix the antenna unit immovable on the wall through which the scanning into the next room or over the floor is executed to detect the moving objects in the lower levels Figure 2 3 17 gives a scheme and a radiogram of detection of a person moving in a concrete tunnel Antenna Unit AB a einforce concrete floor Tunnel Antenna uni
13. It is used during road works performance It 1s designated for fastening the horn antennas to the automobile Its set consists of 6 fastening belts for different types of vehicles Figure 4 10 3 Figure 4 11 1 Hanger Rod for Notebook Figure 4 11 3 Vehicle installation system 26 223229 2 Technical specification 4 11 4 Shoulder belt system It is used for equal distribution of weight of all units an accumulator a notebook and etc on the operator Figure 4 10 4 4 11 5 Telescopic beam handle It 1s used to operate the antenna unit AB 1700 in hardly accessible places cellings walls and etc Length in the unfolded state is 1 4 m Figure 4 10 5 4 11 6 Wheel set It is used to move the antenna unit along the straight surface Antenna units AB 90 AB 150 are supplied with a wheel set It can be installed on AB 250 AB 400 AB 700 as an option The wheel set wheels 4 pc axes 5 pc and a spanner Figure 4 10 6 27 Figure 4 11 4 Shoulder belt system Figure 4 11 5 Telescopic beam handle Figure 4 11 6 Wheel set 28 Ground penetrating radar GPR OKO 2 Operation Manual 20 37 2 Operation manual 1 Assembling the antenna units Georadar OKO 2 can be packaged with 14 types of the antenna units such units are divided into groups different in construction and in the assemblage concept Demountable antenna units with optical coupling A
14. 68 Operation manual Name of the saved file File saved Confirmation of saving Figure 2 3 14 Profile saving The Store menu item Figure 2 3 12 which is invoked by pressing the functional key 3 allows to save the image of a radiogram which is being displayed at the given moment in the screen of the CPU 2 3 3 Motion detection mode Det Move Menu In order to apply the mode press the functional key 3 in the CPU main menu Figure 2 3 6 In order to invoke the submenu of this mode press the Esc key Figure 2 3 15 The Det move mode is the detection of motion designated for highlighting objects dynamically changing behind the obstacles during static penetration tests during static probing and searching the people alive behind the obstacles according to a change of a radiogram in a static mode SMS ou M oo D ie mu D hys We MN Parameters fs vnu AN wy Param det Figure 2 3 15 Det move mode menu Most of this mode values are analogous to the Search menu values and change according to the same principle The main detection value changes in the menu Param det It is equal to 50 by default In increasing the value the sensitivity increases but detection delay grows 69 2 Operation manual In displaying the dynamically changing objects it is recommended to set up the value equal to 50 and accumulation equal to 8
15. AB 90 AB 150 AB 250 AB 400 AB 700 It 15 fastened to the magnet located on the beam handle Figure 4 7 1 Optical converter 4 8 Radio modem RM 2 Radio modem Figure 4 8 1 1s designated for Georadar remote control While working with it the operator with a notebook may be in a place protected from external climatic conditions and at the same time another operator moves the antenna unit by profile The radio modem can be used only with the universal basic set because it is connected to the control unit This set consists of a radio modem RM 2 a carry bag and the radio modem cable The maximum remoteness in the open area is 100 m Connection is accomplished through Wi Fi n a M Paananomonem PM Q2 Ji oo 0 IA name Figure 4 8 1 Radio modem RM 2 4 9 Bar code scanner for AB 1700 The bar code scanner allows to automatize the areal survey on the limited surfaces Built in laser making pointer allows to move the antenna unit along a straight line The device is fixed on the antenna unit AB 1700 or AB 1200 Figure 4 9 1 and is used together with Making Mat See Chapter 4 11 2 24 Figure 4 9 1 Bar code scanner MRD 2 2 Technical specification 4 10 Odometers 4 10 1 Odometer DP 32 Odometer DP 32 Figure 4 9 1 is for exact setup of georadiolocation results to the local area It is used to move the antenna unit on a solid surface
16. BP 9 12 Special properties The charge process is controlled by AU method and by on time register The testing phase before the start of the charge process allows to detect defective batteries Plus overcharge proof Discarding function is for hardening accumulators There is a function of discharge to train the accumulator batteries e The automatic switching to trickle charge mode charge with the help of low voltage when the battery is already discharged The light emitting diodes which show the stages of the charge process Description of the light emitting diodes signals Alight Blinking red light emitting diode the charge e test process of accumulator battery process is on within the first 3 4 charging seconds e yellow light emitting diode the e accumulator battery is defected discharge process is on e the discharge process is going on e green light emitting diode battery 15 e Alight char ged and the trickle char ge mode for e red light emitting diode the charge charge support is on process is on e green light emitting diode battery 15 charged and the trickle charge mode for charge support is on Figure 4 6 1 Charger ZU 2 Figure 4 6 2 Charger ZU 9 23 Technical specification 4 7 Optical converter The optical converter Figure 4 7 1 is used to convert the optical signal into the electrical one It is used in operation with optical antenna units ABDL Triton
17. Special features e The batteries are designed to withstand no less than 500 charge discharge cycles e The low rate of the self discharge of the batteries allows to store them up to one year without any deterioration of work parameters e Light and sonic indication help to assign the control of the charge level of the accumulator batteries Description of the light emitting diodes signals e The light indication is switched on for a second with the period up to 3 4 seconds the power supply unit is switched on e In 10 minutes period the short sonic signal sounds and reminds that the power supply unit is on view to decrease the consumable power e Indication is flashing with the interval up to 3 4 seconds and an audible warning signal sounds when the power supply units are discharged During the exploitation process of nickel metal hydride accumulator batteries the memory effect occurs For that one should execute the periodical training of the accumulators one time within 6 months Training means full discharge of the accumulator and subsequent full charge In order to restore the accumulator capacity 3 5 such cycles can be required Toggle switch Figure 4 5 3 Power supply unit BP 3 8 12 Figure 4 5 4 Power supply unit BP 2 12 22 DK ORA 2 Technical specification 4 6 Chargers Microcontroller automatic chargers figure 4 6 1 4 6 2 with discharging function is for charge power supply unit BP 2 12 BP 3 8 12 BP 4 5 12
18. The antenna unit can be applied in the many channel set thus the individual fixture 15 designed for its assembling Monoski and the basement is not used in the set 38 2 Operation manual In highway works is applied the vehicle installation system optionally which allows to fix the antenna unit on most models of the auto and regulate a lift off from a surface Figure 1 3 6 Figure 1 3 6 Vehicle installation system AB 400M The antenna unit AB 400M under characteristics is completely similar to antenna unit AB 400 The difference is that it is designed in the form of a monoblock It has allowed minimizing the overall dimensions The power is supplied to the antenna unit by a cable there is no necessity in additional power supply units BP 2 12 3 8 12 Plug for connection Processing unit 485 cable Bracket for the beam handle Plug for connection the DP 32 Figure 1 3 7 The design of the antenna unit AB 400M The assembly of AB 400M is similar to assembly AB 1700U the way of assembly is described above AB 1000R and AB 400R Antenna units operate only with a lift off from a surface In operation with one AB it is possible to fix it on the vehicle installation system Figure 1 3 6 In the duplex channel set 15 designed the special fixating with the help of special technical equipment and paying attention on specific features of operation At operation with these antenna units the odometer
19. ZU 9 Cable set Fastening kit Documentation software Carry case bag The functional scheme of the minimum Georadar basic set with the universal two channel basic set is shown in Figure 4 1 2 Notebook ESI xe Power supply unit Two chane control unit Antenna unit 400 Optical converter Antenna unit AB 150 Figure 4 1 2 Functional scheme of Georadar with two channel control unit The operation of the universal two channel basic set 15 performed with two antenna units of series production included in the OKO 2 such units can operate separately 11 37 2 Technical specification 4 1 3 Field basic set It is designated for work in climatic conditions in addition BUO i e a control and a processing unit executes synchronously the functions of the control unit and the recording devices Components of the field basic set Control amp processing unit CPU Beam handle a handle to move the unit Optical converter Power supply units BP 2 12 amp BP 4 5 12 Chargers ZU 2 amp ZU 9 Cable sets Documentation software Carry case bag The type of the handle presence of power supply unit BP 2 12 chargers ZU 2 and the optical converter depends on the supplied type of the antenna unit with a georadar The functional scheme of the minimum Georadar field basic set 1s given in Figure 4 1 3 Power supply unit Optical converter Optical antenna unit
20. cable 87 Appendix 2 Scheme of interface cable A A 89 Appendix 3 Optical cable length aa 92 Appendix 4 Dielectric characteristics of the solid and the 93 Appendix 5 Dsase of COloF POUE pU a OR HERAUS Pub OSS 95 Ground penetrating radar GPR OKO 2 Technical specification 37 2 2 Technical specification 1 General safety engineering rules and certification In order to avoid accidents as well as damages of the given device you should observe the following safety engineering rules e Do not direct antenna units to the people while you operate the device during the device Operation e Avoid strong impacts and mechanical damages during the device operation and transportation e Only the staff who got training and was acquainted with the operating instructions 15 allowed to work with the device e Only the qualified staff can perform device service maintenance e 15 forbidden to sink the device or its separate parts into water or other liquids except ABDL Triton In order to prevent electrical shock injury it is forbidden to partially or fully disassemble the device e Avoid to touch bare wire spots Do not touch bare wire connections and alive components Do not repair the device yourself in order to prevent its breaking The device rad
21. cable should address the service center nondefective light defective sink into shell light guide guide Direct on end of the cable to a bright source for example lamp or sun and make sure that Cable is out of on the opposite the optical fibers are brightly alight with an equal intensity operation Replace or contact the service center H 93 2 Repair 3 2 Indication of the antenna unit operation is absent module Assemble the georadar start the The antenna unit indication is not correct program and start the measurement Check if accumulator is completely screwed on the contacts of the antenna unit accumulator connectors Check the charge level of the accumulator Check if the spring loaded pin stuck in the counterpart of the accumulator connectors on the antenna unit body Otherwise release the contact In case of greasing of the accumulator contact and the accumulator connectors of the antenna unit body clean them No connection The antenna unit is not accurate address the service center 3 3 antenna unit is detected as Unknown Georadar is assembaled the date exchange 15 available the antenna unit is identified as Unknown Perhaps the The antenna unit is Continue operation measurement mode was started Resert the computer detected as correct in the program at first and only when antenna unit is on after that the antenna unit accumulators were started The
22. for the media with decay 1 2 dB m given below and choose the required type of the antenna unit Table 4 1 Technical date and characteristic of the antenna units Antenna unit Main frequency Receiving areal Maximal Resolution in Dimensions cm Weight MHz pulse amplitude scanning depth depth m kg V m length 300 700 AB 0 70 _ 16 0 37 0 AB 50 150 60 12 0 18 0 AB250 20 50 P 10 0 25 AB 400R 5 0 15 70x55x32 yc 400M 5 0 15 50x29x14 1 AB I29 owo 7 _ 1 83 AB 170 X 1700 7 1 7 98 958 2M O For operating environment with small attenuation sand ice and e t c 0 05 58 5x21x43 5 0 0 0 am 3 0 5 B 5 0 Receiver sensitivity concerning a receiving antenna terminal is no less than 300 uV Frequency rate of the transmitter actuating pulse 35 400 kHz Supply voltage of georadar accumulator batteries 12V 2 4V Georadar power capacity no more than 6 W Georadar continuous run time with fully charged batteries no less than 4 hours MRD 2 2 Technical specification 4 3 Control Unit The control unit CU is designed for control of all Georadar operating modes Figure 4 3 1 CU receives commands from the notebook computer by Ethernet interface calculates the current parameters for the antenna unit and transfers t
23. processing unit within the program GeoScan32 When the programare being installed they are copied into the file Program Files GeoScan32 if the processing unit is operated on the palette files can be found in Settings menu or you can copy them yourself from the computer Below given are the examples of the color palettes included in the program set File Cs2 and 510 color palettes can be applied for painting radiograms obtained in scanning the surface of fresh water pools swamped solid The Armaturel Cs color palette can be applied for radiograms obtained in searching reinforcement in the brickwork and reinforced concrete slabs Color palette Cs4 can be applied in deciding geological on underlining borders between the layers Sen ix 0 00n s 57 eal White 212 i Palette Cs 10 H Cancel J 24745405 Palette Cs 2 95 Appendixes Palette Cs 4 mm rer aer 2201 2500 25MM 2801 Um UK m ene DEMNE ets hg Ae Fasc e N a A sli ted d s XM PEN XM Dae gt ak x E d NN S YT T RE ali que i VT 1 WE ih Ay MS JS UL sms I PR Ag cio wa Tli 4 TX Jk Ca TALI i i ar Min s 5 vi nisi A ae n RE p 7 7 be P
24. side of the cable header casing with a thin screwdriver or an awl Figure 1 1 Figure 1 1 2 Open the cover of the cable header casing unscrew the bolts 1 Figure 1 2 cut the cable light guides put the optical cable out of the casing cut the thread 3 put off the protecting casing of the cable 2 Figure 1 2 30 MM 3 Make a clean cut of the cable end cut carefully the cable housing within 30 mm from the cable end Figure 1 3 try to avoid damage of the cable light guides insulation remove the cable housing Within 10 mm cut insulation of each of the light guides and trying to avoid damage remove the cable light guide insulation Figure 1 3 sal laa 4 Remove wastes of cable light guides from the holes of the crimp terminal bushes connectors Figure 1 4 with the help of a sharp awl or a wire Put on the protecting housing 2 Figure 1 2 on the cable prepared for sealing off beforehand with a small force take up a voltage power Kevlar string Figure 1 3 seal it off under the protecting housing 2 Figure 1 2 Figure 1 4 Insert the light guides in the terminal bushes make sure that the outlet terminals of the light guides fully fill the crimp terminal bushes in addition it is necessary to observe the rotation order of the light guides in the connector For this purpose expose the end of the cable sealed in the connector to the source of light then closing the pins of th
25. socket socket ONTs BS 1 7 10 P12 1 B 90 a ZDAX 2 A e ndixes The radio modem cable Execute wiring Twisted pairs with cable KSPEVG 4x2Ex0 2 X1 X2 socket ONTs BS 1 7 10 P12 1 B Cable DPA Execute wiring with the cable KSPEVG 2 2 0 2 socket PCIOTB X2 socket PCATB 91 LAND 2 Appendixes Appendix 3 Optical cable length I 1700 120 1000 700 400 250 1 0 Cables IZP 0 85 1 interblock optical cable m Odometer DP 0 75 1 25 0 55 32 optical cable m Odometer Spool optical cable m Cable AB 1 1 1 Optical cable from antenna unit to optical converter d Cable PU 485 3 3 3 1 1 Electrical cable from control unit to anteena unit 50 35 d 2 1 optical coverter 92 LAND 2 Appendixes Appendix 4 Dielectric characteristics of the solid and the soil The most important values characterizing the application potential of georadiolocation method in different environments are the specific decay G dB m and propagation velocity of electomagnetic waves in the environment which are defined by its electrical properties The first of them determines the scanning depth of the applied Georadar the knowledge of the second value required for recalculation of temporary delay of the reflected pulse into the depth up to the reflecting boundary The main electrical characteristics of the soil and the so
26. than make several connections disconnections charger to power supply unit until the LED start lighting Such effect can be caused by the total discharge of power supply unit and at each new connection of ZU recharges the accumulator a little At the next connection it will have enough tension to start of the next charging In case if the lamp is not lightning and there is the tension on power supply unit contact the maintainer s service 51 AKO 2 Operation with GPR Operation manual 21 notebook is used as a recording unit 2 1 1 Setting up of notebook computer 1 Fix the notebook on a hanger rod Figure 2 1 1 Unscrew the fixing angels put the notebook on a carrier and securely fix it with the angles The carrier with the fixed notebook and control unit is given on the figure 2 1 2 Notebook NN Peers NM rodi m Angels for fixing notebook Control unit Place for fixing clasp Figure 2 1 1 Hanger rod for notebook Figure 2 1 2 Hanger rod with the fixed Notebook 2 Put charged power supply unit into the bag and lock the buckles which are located at the on the shoulder straps Figure 2 1 3 Shoulder straps Buckle attaching point Bag with the power supply unit Figure 2 1 3 Fixing the power supply unit to the hanger rod 32 ZRD Operation manual As the option it is possible to use shoulder belt system Figure 2 1 4 for fixing notebook and
27. the thickness of walls and double floor structures e determining the type of reinforcement frequency and depth of reinforcement e detection of electrical circuit wiring and pipes located along the building structures e detection of building structures defects V Environment protection tasks e mapping of ground contamination with oil e mapping of buried areas of industrial and domestic solid garbage dump VI Tasks in the area of archeology e mapping of below ground foundations and walls of dead villages detection of archaeological objects VII Tasks of security ministries e explosives and projectiles detection within the walls floors and other building structures e landmines detection including those frameless or in non metallic body frames under highways and railways detection of hidings with equipment and weapons detection of digging underpass and communication lines detection of criminal ground disposals search of alive people under heaps search of buried bones and etc 37 2 2 Technical specification 3 Principal of operation The GPR operation is based on ability of radio waves to be reflected from medium boundaries with a different permittivity In contrast to classical radiolocation the pulses in the GPR are emitted not into the air but into the mediums with grand attenuation of radio waves However the scanning radiofrequency pulses which are extensively used in the common radiolocation
28. unit on the back part of the antenna unit In operation with antenna unit AB 250 DP 32 is installed on the back part on the transmitter and in case of the antenna units AB 150 and AB 90 that 1s in the middle 1 e on the receiving unit Universal multipurpose bracket Bracket Figure 1 1 7 Mounting DP 32 and Spool In the assembling process of DP 32 on the AB 90 first fix the odometer and than fit up the wheel 6 Connect Cable IZP 3 to the receiving and transmitting units Figure 1 1 8 The cable is passing through protective tube that is fixed on the rocker arms 2 and connect to the terminals 1 Figure 1 1 8 Optical cable connection 7 Ifthe odometer is already installed connect it with the Cable DP 5 with the receiving unit Figure 1 1 8 The cable goes through the protecting tube that is fixed on the rocker arms 2 and is connected to the terminals 4 33 2 Operation manual 8 Connect the optical interface cable cable AB The cable is fastened to the corresponding terminal on the receiving unit on the one hand and to terminal AB of the optical converter on the other hand Figure 1 1 9 j m n Figure 1 1 9 AB Cable connection While connecting the cable pay attention to the polarity Due to a small trapezoid angle some incorrect connection may occur which causes Georadar operation failures Figure 1 1 10 o o oj
29. 0 Antenna Unit Screened demountable antenna unit Designed according to the scheme with optical coupling Main frequency MHz Depth of scanning 8 0 m Resolution capability 0 25 m Overall dimensions 1100x430x130 mm Weight assembled 10 kg Power consumption 7 0 Watt Movement by wheels or by monoski AB 250M Antenna Unit Screened antenna unit Designed according to the scheme with optical coupling Main frequency 250 MHz Depth of scanning 8 0 m Resolution capability 0 25 m Overall dimensions 820x430x130 mm Weight 8 kg Power consumption 7 0 Watt Movement by monoski 16 MRD 2 2 Technical specification AB 250 Antenna Unit e Screened demountable antenna unit e Designed according to the scheme with optical coupling Main frequency 150 MHz Depth of scanning 12 0 m Resolution capability 0 35 m Overall dimensions assembled 1600x620x170 Mw Weight assembled 18 kg e Power consumption 7 0 Watt Movement by wheels or by monoski AB 90 Antenna Unit e Screened demountable antenna unit e Designed according to the scheme with optical coupling Main frequency 90 MHz Depth of scanning 16 0 m Resolution capability 0 5 m Overall dimensions assembled 2220x1000x270 mm Weight assembled 37 kg e Power consumption 8 0 Watt Movement by wheels or by monoski 4 2 3 Horn antenna units AB 400R Antenna Unit Horn antenna unit e Designed according to t
30. 5 48 99 31 1 20 147 26 20 8 0 109 10 0 24 903 4 54 235 Glay 8 8 27 24 nn 2 R do 9 Congealedsand 45 08 Drsow 1228 1 1827 Wesew 26 222 10 C 15 content 5 7 i i 25 C content 5 12 44 1022 41 14 J Humdbaat 8 56 T 0 37 45 17 16 COME 1 7 84 1600 Freshwater 81 335 Seawater O 81 330 36106 15 Congealedloamsoil 16 09 11 costone Humid 8 5 u Dolomith 67 31 0 37 7 22 16 10 120 27 224 9 15 144 6 8 20 2 6 6 1 5 1 1 1 8 15 12 Mineral coal 6269 3310 1432 4 Humdcerun 5 06 1 3 J O K Dealy of the reflected signal ns m E 7 11 10 17 EN E E 13 17 Un DD NO EN m m N N N p pa D BEBE LARD 2 Appendixes Appendix 5 Usage of color palette It is possible to use color palette instead of black and white one in the
31. B 90 AB 150 AB 250 their transmitting and receiving units are placed separately and connected with each other by rocker arms e Single antenna units with optical coupling AB 700 AB 400 their receiving and transmitting units are fixed on the monoski e Monoblock antenna units without optical coupling AB 1700 U R AB 1200 U AB 1000R AB 400R AB 400M their receiving and transmitting units are fixed on one mainframe and the power 1s supplied via the electric cable ABDL Triton 30 2 2 Operation manual 1 1 Demountable antenna units AB 250 is given as the example of the assembly concept All other antenna units have similar design Assembly sequence 1 Place the receiving and transmitting units figure 1 1 3 on the plane surface 2 Screw the fly headed screws Figure 1 1 2 of the rocker arm 2 to the units Figure 1 1 3 If within the period of the device operation the screws at the heavy going areas hitch up on the grass and in the bushes it is possible to use submerged screws Figure 1 1 1 which are parts of the antenna unit set Figure 1 1 1 Submerged screws Figure 1 1 2 Fly headed screws 3 Screw tight the power supply units 1 with smooth movements onto the set bases located on the receiving and transmitting units Figure 1 1 1 The units shall be switched off during installation Figure 1 1 3 Installation of power units and rocker arms The receiving unit diff
32. C Ka drive T C 9 A PR00002 GPR 3 4764KB 3 C 9 PROOO3 GPR 1101KB A PR0004 GPR v Files not selected Remove files then coping Refresh Files not selected Figure 2 3 33 Window Profile moving from processing block 78 2 Operation manual Holding a Ctrl key and clicking the left mouse button select files To select one file it is enough to click the left mouse button on the sign of the required file figure 2 3 34 Profile moving from Processing Block Processing block Size of disk 1023MB Available 974MB Computer Size of disk 132590MB Destination Folder Create Folder Available 89060MB PROO04 16 D 4040KB C System Volume Information CI Nav9 0 3 PROOOS C Antiautorun 1093KB C Recycled A PROOOG CI 1121KB aes C 88 1 9 The size and quantity PROOO4 GPR of the selected files 1125KB PROOOS GPR 23476224 bytes a 5 files 1 Remove files then coping Refresh
33. Configuration DP 32 allows to use it in unfavorable weather conditions Power is supplied with the help of two elements AA capacity 1 5V The data is transferred via the optical cable Figure 4 10 1 Odometer DP 32 4 10 2 Automobile odometer DPA Automobile odometer Figure 4 9 2 is used during operations upon an automobile it is connected directly to the vehicle odometer 4 10 3 Odometer Spool Spool Figure 4 9 3 1s used during off road operation or in small water pools The end of the thread is fastened to the idle object in the beginning of the profile When the antenna unit is moving the distance measurement is performed at the expense of the rolling thread Power is supplied by two AA elements voltage 1 5 V Data transfer is performed via the optical cable Figure 4 10 3 Spool 25 223229 2 Technical specification 4 11 Additional accessories 4 11 1 Hanger rod for Notebook Hanger rod for the notebook Figure 4 10 1 1s a part of the universal basic set It helps to fix a foolproof notebook and a control unit and suspend them to the belt pressure relief 4 11 2 Making Mat with bar code It is used in areal survey with AB1700 AB1200 Size 1 1 m marked every 5 cm both along the horizontal axis and the vertical one Figure 4 10 2 In addition the mat 1s marked along the perimeter by bar codes which allow to automatize the process of areal survey 4 11 3 Vehicle installation system
34. Connected type of the antenna unit Record Signal of the direct transmitting Parameters Number of current written set of the reflected signals Depth of scanning in meters Wave picture of current written set of the reflected signals Figure 2 3 7 Scanning mode window The scanning mode window Figure 2 3 7 reflects the data of the applied antenna unit type the current contrast value the wave image of signals and the received radiogram e The type of the antenna unit is defined automatically on entering the scanning mode contrast value changes by pressing the gt keys and impacts the reflection of data in the screen of CPU The wave image of signals is a signal view of the current trace its number is reflected in the lower screen angle and the maximum amplitude is in the upper angle e Aradarogram is a collection of all current traces A colored sketching of the radarogram is possible See a detailed information about palette application in chapter 2 3 5 Utilitiy settings In order to receive the conditional data after profile recording in mode of scanning be sure that the signal of electromagnetic interference is located 90 from the trace height Figure 2 3 7 Otherwise you ought to update its position by the V keys the signal coming from the transmitter antenna to the receiver antenna via the shortest distance i e directly indeed wit
35. DPA can be used only Assembly of AB 1000R AB 400R and AB 1700 is similar 39 37 2 Operation manual 1 4 Antenna unit ABDL Triton The antenna unit ABDL Triton is produced in two types and is designed as semiflexible tube inside of which are located transmitting and receiving units changeable vibrators and power supply units The length of antenna unit ABDL Triton is 5 meters 50 MHz and 3 meters 100 MHz The antenna unit is placed in protective hosing Preliminary starting procedure 1 Take out the antenna unit from a bag and to put it on a horizontal surface 2 Ifthe antenna unit do not put in the protective hosing antenna unit Triton is placed into it and is fixed with the help of plastic clamp which are put through eyelet of the protective hosing 3 Fix the transport handle one latch hook is engage to the antenna unit Figure 1 4 1 6 and in the other a rope is put through Figure 1 4 1 a Figure 1 4 1 Fixating of the transport handle 4 Connect AB cable one part of which is fixed in the antenna case and the other part to the AB plug of the optical converter Figure 1 4 2 Figure 1 4 2 AB cable connection 5 Connect the cable PU 485 bO 485 Figure 1 4 3 The cable 1s connected to the plug of CU on the optical converter and to the plug connector of the antenna unit AB on the processing unit control and processing unit The connection should be done only when the power s
36. It 1s applied in the places where displacement transducer operation is impossible The distance covered in scanning is not recorded In order to start scanning in a continuous mode select the Continuous item in the Mode menu by pressing the key 2 Figure 2 3 10 66 2 2 Operation manual Scanning in Wheel mode The mode is applied in operation with any of the odometers DP 32 Spool In order to start scanning select the Wheel menu item by pressing the key 4 and set up the values of the odometer for this purpose select the Wheel opt item in the Mode menu key 45 Figure 2 3 11 Ro Diametr cm p Peaks amount pe Figure 2 3 11 Wheel options menu The diameter is set to 5 and the pulse number is 32 in operating the antenna units AB 1700 and AB 1200 with the built in odometer In using DP 32 with a standard wheel the diameter should be set to 22 and a Peaks amount is to 32 In running the Spool DM with a thread coil is set to 16 and a pulse number is to 10 A step is set depending on the type of the antenna unit The recommended values are shown in Table 4 1 1 Chapter 4 1 3 Technical Specification Scanning in By steps mode It is selected in scanning the profile with big accumulation when the processing of one trace takes considerable time and displacement transducer operation is impossible Each new trace is recorded on pr
37. Radiotechnical device for subsurface scanning ground penetrating radar GPR OKO 2 Technical specification Operation Manual Option 2 5 2009 b 11 100 Svirskaya division Str Moscow region the town of Ramenskoye 140104 Tel Fax 495 221 75 58 221 75 59 221 75 49 www logsys ru E mail info logsys ru Contents ETC I TI LI LT 3 Lechnical iiec id DE T S T T TO 5 1 General safety engineering rules and certification 6 2 Desilo NANON M S 7 3 JPuncpaLoet operatili z 8 4 Composition of Georadar seecssecsseeseecssessecescecssesseecseosseceseecssesseesseessssssee 9 Zr ASIC set or tumba 10 dl dontversdhbdsQe a aco 10 4 1 2 Universal two channels basic 11 Ado Pied Dase sooo iiec Iii Ere etapa es ea 12 Z2 PRIMUS o e oreet 13 42 Wnscreencd antenna Ut uio oot Or or E ue eot 13 42 2 BOO UT 14 42 5 Horn antena cette ee teen dac 17 Z9 SOON ON MS een ee 20 4 4 Processing Unit and a Control amp Processing 716 21 AS POWET SUPP ly UNMIS
38. a Unit Screened antenna unit Designed according to the scheme without optical coupling Main frequency 1200 MHz Removable monoski Operation is possible both with built in and external odometer Depth of scanning 1 5 m Resolution capability 0 05 m Overall dimensions without monosk1 205x165x135 mm Overall dimensions with monoski 370x240x130 mm Weight without monosk1 0 8 kg Weight with monosk1 2 3 kg Power consumption 3 5 Watt AB 700 Antenna Unit Screened antenna unit Designed according to the scheme with optical coupling Main frequency 700 MHz Depth of scanning 3 0 m Resolution capability 0 05 m Overall dimensions 470x160x170 mm Weight 2 2 kg Power consumption 4 2 Watt Movement by wheels or by monoski 15 7 T echnical specification AB 400 Antenna Unit Screened antenna unit Designed according to the scheme with optical coupling Main frequency 400 MHz Depth of scanning 5 0 m Resolution capability 0 15 m Overall dimensions 680x275x120 mm Weight 4 2 kg Power consumption 6 0 Watt Movement by wheels or by monoski AB 400M Antenna Unit Screened antenna unit Designed according to the scheme without optical coupling Main frequency 400 MHz Depth of scanning 5 0 m Resolution capability 0 15 m Overall dimensions 500x290x140 mm Weight 5 5 kg Power consumption 6 0 Watt Movement by monoski AB 25
39. alette Cs 12 Cs3 and Cs12 color palette can be applied for on line analysis the structure of the road beds or the objects of the railway subgrade formation before layer by layer processing of georadar scanning results The use of palette does not always improve visualization in some cases the colored radiogram representation can lead to occurrence of non existing layers or to the loss of usefull date You can find the detailed information about the palette application in User s manual GeoScan32 96
40. antenna unit is Restart the program detected as in menu Special select the point of Address the The antenna unit is Reinstall the The antenna unit is service center detected as program detected as Unknown Logis setting up 3 4 Small direct leakage SIGNAL AMPLITUDE menu The direct leakage signal amplitude Direct the emission of the antenna unit out the ground for example upward presented as hundreds of units displayed If the direct leakage signal amplitudes is not increased then the inaccuracy is in the left upper part of the oscillogram of in the transmitter unit In this case address the service center the current received trace in the measurement module window Perhaps the clay layer is under the antenna unit this layer The direct leakage signal amplitude is increased to effects upon the direct leakage signal level In this case it is several thousands of units after orientation of the normal effect antenna unit emission out of the ground 84 ZDAX 2 Repair 3 5 Unwanted signal on the screen The date exchange 15 available on the notebook display only noise signals the indication of the transmitter operation is not working No exchange Check if the accumulator is completely screwed on the contact of the antenna unit accumulator from the side of the transmitter Check the accuracy and the charge level of the accumulator see Fig 1 4 5 and 0 Check if the spring loaded conta
41. antenna units AB 90 AB 150 AB 250 AB 400 AB 700 AB 1700U AB 1200U AB 1700R It is joint to the universal multipurpose bracket which is placed on the transmitting unit i e in the back end part of the antenna unit AB 250 AB 400 AB 700 AB 1700U AB 1700R and on the receiving antenna unit i e in the middle of AB 90 AB 150 Scheme jointing is shown on the Figure 1 5 1 Figure 1 5 1 Scheme jointing DP 32 to the antenna unit 1 5 2 Switching on For switching on DP 32 press the button ON in upper part of the odometer Figure 1 6 2 Then on the device one time in 5 seconds flashes the marked LED Contr Figure 1 5 2 Figure 1 5 2 DP 32 Topside view The optical cable Cable DP is used for connection with the antenna unit which is connected to a marked socket DP on the odometer Figure 1 5 2 46 2 Operation manual 1 5 3 Wheel changing The order of the wheel to the odometer 1 Arrange an axis of the odometer and a wheel so that a fixation cramp on a wheel and slots in an axis were parallel Figure 1 5 3 2 Putthe cramp down Figure 1 5 4 and an axis on a wheel 3 Fix a wheel on an axis having returned a cramp in the initial position 3d1f Figure 1 5 3 Scheme of an axis and wheel Figure 1 5 4 Fixation of a wheel 1 5 4 Replacement of the batteries In order to change the batteries of the odometer DP 32 2xAA 1 5V one should unscrew the fastening screws o
42. canning mode The Search f enu uio epo e eo e Saee cae 64 2 3 3 Motion detection mode Det Move 69 2 3 4 Scan and processing of the recorded files File 71 2 3 5 Utilities settings Settings menu sess 75 25 60 Copyme isles rom CPU TOP Monter aede ees 77 2 4 Processing Unit PU as a recording device eese 80 2 4 1 Processing unit setting up enne nnne 81 213 GPR ecoradat close dOWEl healed 82 georadar self troubleshooting eee eere eee 83 3 1 There 15 no data communication between the antenna unit and the notebook 83 EE 83 3 2 Indication of the antenna unit operation is 84 3 3 The antenna unit is detected as Unknown 84 3 4 Small direct leakage SIGNAL AMPLITUDE nee 84 3 2 Unwanted signalon the SCteefi i dep dee IER 85 3 6 The displacement transducer registers traversed distance 15 not correctly 85 3 7 The displacement transducer is not 86 3 8 The charger does not charge the power supply 86 Appendix I Self repair of an optical interface
43. ct in the counterpart of the accumulator connector of the antenna unit body from the side of the transmitter Otherwise release the contact In case of greasing of the contacts of the accumulator and accumulator connector of the antenna unit body clean them The most often mistake In the antenna units ABD AB 90 AB 150 u AB 250 it is possible to connect the interface optical cable from the side of the receiving unit with the optical input designed for the optical cable of the displacement transducer One should remember that the connector for the interface cable is always on the longitudinal Check the interface symmetry axis antenna unit from the top view optical cable connection No exchange Check the accuracy of the The interface cable is connected interface cable correctly No exchange Connect the serviceable displacement transducer through the interface cable with the antenna unit Start the program and start the measurement mode Switch on the displacement transducer Rotate the axis of the displacement transducer In the Distance window the values should be varying If while rotating the axis of the displacement transducer the values are not varying then the interface cable is not serviceable Replace it by serviceable one The antenna unit is not accurate Address the service center 3 6 The displacement transducer registers traversed distance is not selected wheel diameter or power sourc
44. e roller in the measurement incorrectly parameters correctly Check the accuracy of the The displacement transducer Calibrate the displacement registers traversed distance transducer For details see point 3 4 of the GeoScan32 program user manual 85 2 Repair 3 7 The displacement transducer is not working Thoroughly clean the light fiber of the optical connectors of the antenna unit and the The displacement displacement transducer photocell by the wad of cotton wet in water or in spirit solution transducer is not working Replace the cable of the displacement transducer the The displacement Replace the displacement serviceable interblock optical cable may be used for check transducer is not transducer power supply working elements The displacement The displacement transducer is not working transducer is not serviceable Address the service center 3 8 The charger does not charge the power supply Check whether the connection is Turn off the charging unit and turn it Repeat the action several times performed correctly on again page 36 chapter 3 8 86 2 233X9 2 D Appendixes Appendix I Self repair of an optical interface cable In case the optical interface cable defects are revealed you can seal off the optical cable connector by yourself For this purpose it 1s necessary to perform a number of operations in the following order 1 Force out the lever latch which 1s on the
45. eakage In order to prevent breakdown of power supply units and to extend there lifetime it is necessary to observe the order of connection in the process of charging The charge sequence of power supply units Place the antenna unit on the plain surface 2 Turn off the magnetic plug on the receiving and transmitting unit electricity Figure 1 4 5 3 Joint the socket into the plug of charging device Figurel 4 7 VeL rr Figure 1 4 7 Assembly of the charging device 4 Be convinced that switches on a charging device in the positions shown in Figure 1 4 8 Otherwise switch them in the specified positions 42 A 2 Operation manual Figure 1 4 8 The position of toggle switch on the charging device Connect a charging device to a network 220V 50 Hz Insert a folk of the charging device into socket of the receiving and transmitting units Figure 1 4 9 Red connector is put into the plug with marked and the black connector is put into the plug with Figure 1 4 9 Charging of ABDL Triton During a charging process on the charging device the red LED is lightning To charge the completely discharged power supply units takes no more than 6 8 hours After the green LED will light up switch off charging device and power supply units in inverse sequence Warning If connection is done correctly i e according with the Sequence of charging power supply unit described above bu
46. en Figure 2 3 23 a Whole file means full screen compression and extension of a file Figure 2 3 23 6 B Sight rod means file image with a vane field Figure 2 3 23 B Whole file Sight rod Figure 2 3 22 View menu eee mm IIo M Qu tl f a oma s mapas laus au sem mo A 2 A b A A a Figure 2 3 23 Different modes of file scan 73 2 Operation manual e Processing means the menu allowing to fulfill the processing of a file In order to open it press the functional key 2 Figure 2 3 21 then select and apply one of the processing types by pressing the suitable functional key Figure 2 3 24 File 03 Amplication Subtraction Figure 2 3 24 File processing menu r Amplification means gain with a linear profile and a gain factor 32 A Subtraction means that the constant constituents of a signal such as a forward signal are subtracted from the radiograms e Filter means rejector filtering and band filtering of a file In order to apply the filter press the functional key 4 and then select a range of transmission or cutting out by means of arrows directed to the left and the right The Enter key fixes the vane in the certain area of a spectrum The Esc key cancels the display of the
47. ers from the transmitting one by an installed support bracket for a beam handle by existence of optical isolation terminal to connect the antenna unit and by existence of terminals with IZP and DP marking for optical cables connection During work performance the receiving unit is always closer to an operator 31 2 Operation manual 4 Fasten the handle to the antenna unit to move it The AB 250 set provides a beam handle Figure 1 1 4 and the AB 150 amp AB 90 sets provide transport handle Figure 1 1 5 a Figure 1 1 4 Beam handle A transport handle fastened to the metal rings by means of carabins Figure 1 1 5 6 on the foreground part of the receiving unit a 6 Figure 1 1 5 Transport handle A beam handle is demountable To start work put out two parts of the handle from the case and connect screw them with each other Figure 1 1 4 The arrangement of fastening the beam handle to AB is in Figure 1 1 6 Pull out the adapter sleeve on the angle bracket of the antenna unit 1 Insert the beam handle into the support 2 and loosen the sleeve 1 Figure 1 1 6 Fastening of the beam handle to the AB 32 2 2 Operation manual 5 In case it is necessary to install the odometer DP 32 with the wheel or the spool onto the angle bracket which is placed at the back end part of both the receiving unit and the transmitting e Odometer is always installed on the transmitting
48. essing the Enter key By holding the Enter key in this mode the traces are recorded as they are in the continuous mode 67 37 2 Operation manual Profile recording On setting the scanning values enter the Search menu Figure 2 3 12 by a single or frequent pressing of the functional key 1 Record Parameters Figure 2 3 12 Scanning mode menu In pressing the functional key 2 Record Figure 2 3 12 the profile record starts In this case the caption Record is displayed in the upper left part of the screen Figure 2 3 13 which means that filing is being executed Figure 2 3 13 Affixation of marks in recording the profile In scanning an operator can put marks by the Start Stop key in the continuous and wheel modes by the functional key 5 in all modes the marks are displayed as green vertical lines Figure 2 3 13 affixation of marks is accompanied by a short sound signal A numerical value is assigned in accordance with the affixation order On finishing scanning an operator presses the Esc key the profile is saved which is acknowledged by pressing the Enter key Figure 2 3 14 On saving the file its name is displayed in the top part of the screen for example PROOI GPR File names are assigned in their saving order PROOI PR002 PROIO and etc A file is saved if the number of the recorded traces achieves the value of 32000
49. f running of the profile and preview the recorded radiogram If there is no noise sphere a part of useful signals was left out of the recording range of depth in the lower part of the radarogram you can go to a bigger step of unrolling The recommended values are described in Table 2 1 1 Chapter 2 1 3 65 a 2 2 T eration manua Accumulation defines the quantity of the repeated reception of each of the traces with their further summing up An increase of the given value allows to reveal the weaker signals and improves the image quality but in this case the recommended velocity of the antenna unit displacement slows down during recording The recommended accumulation values 1 4 quick scanning mode 8 32 main operation mode in a moderate tempo More than 64 a mode of big accumulation for scanning in the Descrete mode in conditions of over absorption of a weak signal big noise Delay rough setting of the position of an electromagnetic interference signal a feedthrough signal Mode the mode of selecting the mode of scanning and the changes of the displacement transducer values Figure 2 3 10 opens by pressing the functional key 6 Figure 2 3 9 By steps Wheel opt so Figure 2 3 10 The menu of scanning mode selection Selection of this or that mode is accomplished by pressing the suitable functional key Scanning in the Continuous mode
50. f the odometer cover open the cover and replace the batteries on The polarity of the batteries 1s showed on the element holder Figure 1 5 5 Replacement of the batteries in DP 32 47 Za Xe 2 eration manua 1 6 Odometer Spool 1 6 1 Installation on the antenna unit Odometer can be used in operation with the following antenna units AB 90 AB 150 AB 250 AB 400 AB 700 AB 1700U AB 1200U AB 1700R It is joint to the universal multipurpose bracket which is placed on the transmitting unit i e in the back end part of the antenna unit The scheme is shown on the Figure 1 6 1 1 Figure 1 6 1 The scheme of bracket jointing Spool to the antenna unit After the odometer Spool is inserted in bracket tighten the fixing screw Figurel 6 1 1 6 2 Switching on For switching on Spool press the button ON Figure 1 6 2 Then on the device one time in 5 seconds flashes the marked LED Contr Figure 1 6 3 Disk for cutting the string Indicator operation Figure 1 6 2 Spool Side view Figure 1 6 3 Spool Front view The optical Cable DP is used for connecting antenna unit the cable is connected with the marked plug IP on the Spool Figure 1 6 2 48 2 Operation manual 1 6 3 String installation To fix or replace the string remover the upper cover of the Spool Figure 1 6 6 For operation it is necessary to use the spool of strong kapron string The maxim
51. ff the power supply units of the antenna unit for optical antenna unit and switch off the power supply of the odometer Switch off the computer and control unit using the button on the control unit body The light emitting diodes on the unit body will stop blinking Switch off the control and processing unit processing unit Switch off the power supply BP 9 12 using the button on the accumulator body The light emitting diode will stop blinking Disconnect the control unit cable PU 485 Disconnect the power supply cable of the Control and Processing unit processing unit Disconnect the PU 485 bO 485 cable and antenna block from the optical converter Disconnect the interblock optical cable for AB 150 AB 90 AB 250 and the optical cable of the displacement transducer Put the protective caps on the connectors of the optical Dismount the beam handle and disassemble it for AB 250 AB 400 AB 700 Dismount the odometer Disassemble the antenna unit for AB 150 AB 250 Put the assembaled parts of the georadar into the travel bag 82 83339 2 2 Repair 3 GPR georadar self troubleshooting 3 1 There is no data communication between the antenna unit and the notebook Troubleshooting In mode of scanning window header is displayed The device does not responds Check the optocable or transfer the receiver power supply The radarogram is not mapped First check that the georadar is completely assembled al
52. he notebook computer so it is necessary to put it off first by unscrewing the male screws It is recommended to screw them back into the holes in the CU in order to avoid the loss of them Operation manual l Two partition bag Processing unit Figure 2 4 2 The control unit and processing unit in the bag 2 Connect the cables in accordance with the connection scheme in Figure 2 4 3 Figure 2 4 3 PU connection scheme 3 Connect the power supply unit BP 9 12 to the control unit and to the processing unit via two power cables Figure 2 4 3 Put the bag with the processing unit and the control on the neck and place the bag with the PSU on the waist Figure 2 4 4 A bag with a processing unit and a control unit Power supply unit BP 9 12 Figure 2 4 4 On operator with a processing unit 81 5 2 2 Operation manual Connect the cable PU 485 from the antenna unit to the plug AB on the control unit Turn on the power supply unit the control unit the unit of processing by the switch by the key on their bodies Key assignment the principle of mode control amp file recording which is analogous to the operation with the control and processing unit CPU Chapter 2 3 2 5 GPR georadar closedown To complete the work with the georadar execute three following actions Quit the measurement module press the Esc key and close the scanning mode window Switch o
53. he scheme without optical coupling Narrowed direction diagram Work with retraction up to 30 cm Main frequency 400 MHz Depth of scanning 3 0 m Resolution capability 0 1 m Overall dimensions 70x55x32 cm Weight 9 kg Power consumption 6 0 Watt 17 T echnical specification AB 1000R Antenna Unit Horn antenna unit Designed according to the scheme without optical coupling Narrowed direction diagram Work with retraction from 30 sm Possible detailed survey of the convoluted layers Main frequency 1000 MHz Excitation amplitude of the transmitting areal 20V monopulse Ins Maximum depth of scanning up to 1 5 m with retraction 30 40 cm Resolution capability 0 05 m Overall dimensions 585 x 210x 435 mm Weight 7 3 kg The antenna unit is designed for highways railways airfield and e t c It presupposes the possibility of being fixed on a special suspension for the automobile AB 1700R Antenna Unit Screened antenna unit Designed according to the scheme without optical coupling Main frequency 1700 MHz Narrowed direction diagram Work with retraction up to 20cm Possible detailed survey of presurface layers Operates with the external sensor of motion Scanning depth up to 0 8 m Resolution capability 0 03 m Overall dimensions 205x165x135 mm Weight 0 8 kg Power consumption 3 5 Watt 18 Pleasure use the Table 4 1 depth of scanning 1s indicated
54. hem via RS 485 interface to the antenna unit transfers commands of operating mode to the antenna unit receives the data from the antenna unit makes the secondary processing of these data and transfers the processed data to the notebook via Ethernet interface The voltage converter designed for notebook power supply unit is built into the control unit An external control keyboard and an automobile odometer are provided as extra options Figure 4 3 1 Control unit Figure 4 3 2 Two channel control unit Two channel control unit Figure 4 3 2 allows to perform synchronous scanning by two antenna units and work separately with any series antenna unit included into OKO 2 There is no mutual impact of the antenna units on each other and scanning velocity is up to 12 km h in the two channel mode 20 2 2 Technical specification 44 A Processing Unit and a Control amp Processing Unit A microprocessor control amp processing unit CPU Figure 4 4 1 is designed to control all Geordar operation modes to display georadiolocaton profiles in the screen to record them on a flash disk to execute the initial processing of the obtained material and to exchange data with the PC via Ethernet interface CPU operates with the antenna units directly a notebook computer and a control unit are not required in this case CPU was created especially for operation in unfavourable conditions and is produced as all climates option wor
55. hout penetration into the scanned medium Figure 2 3 7 the forward signal is marked with a red rectangle A vane is a wave image of the reflected signals The vane is on the left in Figure 2 3 7 64 2 Operation manual Press the Esc key to invoke the menu allowing to control the GPR operation and to change the scanning settings The menu view is shown in Figure 2 3 8 Record Parameters Figure 2 3 8 Scanning mode menu Value setting In order to change the items of scanning select the Parameters item of the menu by pressing the functional key 4 thereafter the submenu of setting and changing the parameters Figure 2 3 9 Epsilon io Time range Accumulat Figure 2 3 9 The Menu Parameters Epsilon 10 in opening the Parameters menu the Material table will display in the screen which gives the values of dielectric permittivity of various substances as prompts During operation in this or that medium the selected value is put into the value entry In order to change the value press the functional key 2 and by using the arrows increase or decrease the e value up to the required value Time range is time scanning by depth the given value sets the time range of scanning of the scanned profile traces by depth and changes step by step the first step of unrolling is the smallest one To select unrolling you should try to run a proo
56. iation power level is not dangerous for people health and it is proved by Sanitary amp Epidemiological Report Ne 50 99 04 431 11 008785 07 07 dated 03 07 2007 37 2 Technical specification 2 Designation Ground penetrating radar is designed to detect point and extended metallic and non metallic objects in various nonmetallic media The main fields of GRP application are geotechnical hydrogeological and exploration I Survey of geological framework of natural area e survey of geological sections with determining the layers thickness and types of rocks e determining the position of ground water level e mapping of karst and slump structures e survey of geological framework in conditions of frozen breeds mapping of taliks II Explaratory search of water areas e testing of depth and mud line of rivers and lakes e calculation of ice thickness e finding drowned objects mapping of thickness of near bottom deposits silt gyttja clay III Survey of flight landing strips car roads and railways e calculation of thickness and type of pavement sub grade blankets e determining the reinforcement type of hard pavement coat frequency and depth of reinforcement e detecting defects in hard pavement coating e survey of underlying subsoil with highlighting the deconsolidation zones of fracture increased water content etc e finding out underground pipelines IV Scanning of building structures e determining
57. identified in this field Gain factor The value of this parameter characterizes the gain factor at the end of the received time interval and affects only information mapping it has no affect on the information recorded 56 2 Operation manual 2 1 4 Scanning modes On migration mode The mode On migration 15 the most frequently used one Odometers settings window 15 activated by pressing Select odometer key Fig 2 1 8 Select the used odometer in the window at the same time the parameters change automatically Fig 2 1 9 The most suitable mode if binding to the investigated area is required Odometers settings E3 Wireless odometer e Sensor AB 1700 DP AB1700 DPA ili Railway odometer Wheel diameter mm 215 Amount of impulses a tur 32 Amount of impulses on a turn Cancel Figure 2 1 9 Display window of displacement transducer Odometer with spool of thread 5 pool G F Continuous Mode Recording of the covered distance is not performed The mode is used in operating the antenna unit ABDL Triton and in the area where the use of odometer is impossible Operation in Continuous mode is possible with the use of odometer Step by Step Mode The Step by Step mode should be selected for scanning a profile with large stacks when processing of one trace takes a lot of time or it is impossible to work with an odometer
58. is plug one by one define the order of 87 2 23A 9 2 2 Appendixes connection of the cable light guides by the glowing light of the pins The correct order of the cable light guides connection is shown in Figure 1 5 hold it to the light close from the source of light Le Ile o the contact is Figure 1 5 The correct rotation of the optical cable light guides in the interface cable connector 5 Cable light guides are pasted in the clamped chucks of the connector with a transparent glue Sekunda Superkley and so on Cut the light guides within 0 5 mm from the chucks Grind and smooth the light guide outlets 8 Assemble the whole structure in the reverse order as specified in items 1 2 pum 88 MEAN 2 A e ndixes Appendix 2 Scheme of interface cable PU 485 BO 485 Cable X1 N X2 socket ONTs BS 1 10 14 R12 1 V Perform the wiring Circuits with the own connector cable X3 Twisted pair cable KSPEVG 2x2Ex0 12 X1 Socket ONTs BS 1 7 10 R12 1 V X2 Plug TR5 8R8S S X3 Socket DJK 11B together with own cable ye 89 Execute wiring with wire KSPEVG 4x2Ex0 12 223349 2 2 Appendixes Power supply cable Execute the wiring with wire ShV VP 2x0 5 X2 socket ONTs BS 1 4 10 R12 1 V Cable PU BO Execute the wiring SN with wire F Twisted pair cable KSPEVG 2x2Ex0 12 CSI X1 X2
59. ith shoulder belt system Figure 2 3 4 An operator with CPU 2 Connect CPU and power supply via power cable The cable is connected to the terminals with marking 12V Figure 2 3 1 3 Connect the antenna unit cable to the terminal AB in the CPU Figure 2 3 5 4 Connect the power unit and CPU by momentary pressing of the key On loading the CPU and testing all systems the main menu 15 displayed in the screen Figure 2 3 6 Plug for connecting Functional keys the Antenna unit Powersupply terminal Key StartStop Figure 2 3 5 External view of the Control and Processing unit 62 2 Operation manual Key designation Figure 2 3 5 1 Keys 1 6 are functional keys The assignment of each key is defined against each menu item in the display 2 The Esc key is to call the menu and to exit the menu with keeping all changes 3 The Start Stop key controls file recording The short pressing initiates a scanning mode the same as the Profile item in the GPR data recording mode a short pressing affixation of tabs long pressing 2 3 sec will result in record completion and file storage 4 The Enter key In the scanning mode files storage acknowledgement traces recording in the Step by step mode In file handling mode opening of the selected files acknowledgement of the deleted file In settings the applied palette selection window allocation in setting time and date and
60. ix 5 The palette with grey color grades is selected by the functional key 1 An exit from the mode is executed by pressing the Esc key Additional palette files can be copied if needed File copying is executed according to Chapter 2 3 6 Palette files are copied into the notebook in setting the GeoScan32 Program They are in the setting file C Program Files GeoScan32 by default All files have the CS extension 75 2 Operation manual e Time means setting of date and time In order to open it press the 3 key in the Settings menu Figure 2 3 26 Setting of timer and date is executed in the displayed window Figure 2 3 28 Date and time setting Date 28 10 06 Figure 2 3 28 Setting of time and date This setting 15 executed in the windows with the respective captions date month hour and etc Window selection is executed by means of the gt Te JA keys It is necessary to press Enter to change the selected item then the value can be changed by means of the T or 1 keys Saving of changes is executed by the Enter key On setting all values press the functional key 1 in the CPU keyboard or select the caption Apply Fl and press Enter In order to exit select the Exit key in the screen and press the Enter key in the CPU keyboard Test key is the CPU keyboard performance evaluation test On choosing the me
61. kability is guaranteed within the temperature range 20 50 Data 1s put out onto a colored LCD display indicator with an enhanced contrast ratio size 6 5 with a resolution 640x480 points The obtained data are recorded on the built in flash disk with capacity 1 Gbyte The control of the CPU 15 simplified to the utmost and is performed with the help of humidity resistant keys located on the front panel CPU power is supplied from the external nickel metal hydride accumulator The unit is placed in the protection coffer during the field activities Power consumption is no more than 8W Figrure 4 4 2 Processing Unit A processing unit PU Figure 4 4 2 1s a simplified CPU version without a control unit function as for the rest their functional potential and design are identical PU requires the use of the control unit The notebook computer is not required in this case 21 2 Technical specification 4 5 Power supply units Power supply units figure 4 5 1 4 5 4 consists of the accumulator battery and the control device The nickel metal hydride batteries are applied as the accumulator batteries e Power supply units BP 9 12 voltage 12V and capacity 9 A h is for notebook or processing unit power supply e Power supply units BP 2 12 and BP 3 8 12 is for antenna units power supply e Power supply units BP 4 5 12 voltage 12V and capacity 4 5 is for power supply to Control and processing unit CPU
62. keeping changes in it 5 The lt 9 T l keys In scanning mode mean contrast control xi by mean smooth adjustment of signal delay These keys mean file selection in file processing mode In settings they mean palette selection transfer between windows in setting the date and time change of values in the date and time windows on pressing Enter Prompts how to use the keys pop up in the lower part of the display in files processing mode and in the Settings menu In order to start operation with GPR the antenna unit shall be assembled and connected according to the Operation Manual On turning on the CPU the main menu will display in its screen Figure 2 3 6 Selection of Operation modes is accomplished by pressing the respective functional key Current functions of corresponding functional buttons Current voltage of power supply unit and time Figure 2 3 6 The main menu of control and processing unit The current time and power unit voltage is displayed in the lower right angle 63 2 Operation manual 2 3 2 Scanning mode The Search menu Entrance in mode of scanning 15 accomplished by pressing the functional key 2 Search Figure 2 3 6 On entering the mode the picture shown in Figure 2 3 7 will display in the C amp PU screen Signal amplitude of direct transmitting for current written set of the reflected signals
63. l accumulators are charged the control unit CU 1s on the antenna unit and control unit indication works Turn on turn off No Turn off the antenna unit antenna unit communication accumulators accumulators Reset the notebook Turn of the antenna unit accumulators Check connection propriety and Close the program No reliability of connection of all No Restart notebook communication connection cables communication Check connection propriety because of the small trapezium angle of the dual optical connector its Thoroughly clean the elements inappropriate connection of the antenna unit optical connectors and is 2 No cables by wad of cotton wool wet in water communication or spirit solution possible Correct Incorrect The most often mistake The wad of cotton wool on the match is very thick and does not reach the photo element in the antenna unit connector No Check the accuracy of the interface optical It is recommended to wrap a little piece of wad on thin pin communication cable without effort and clean the diode changing the wad several times Make sure that light fiber completely fills the crimp shell of the optical connector When one or two light diodes fell in inside the connector shells the cable is considered as inaccurate and one Optical fiber leads completely fill the optical optical connector crimp shell shell fiber imm mmm Check if there is beak of the fiber in the
64. le 974MB Available 89054MB DAC 1 PROD18 J6 D System Volume Information PROOLS Antiautorun C Recycled PRODO2 C 4764KB PRODO3 The files from Fa hard dick li GeoScan32 PROO18 GPR 246KB A S PRODO3 GPR 1101KB 22422296 bytes a 4 files Files not selected Remove files then coping Refresh Figure 2 3 37 Finishing a copying process After recording files on PC you can start processing them in GeoScan32 program For details about processing and analysis of radarogram see User Manual 2 4 Processing Unit PU as a recording device The Processing Unit PU Figure 2 4 1 1s a simplified option of CPU without a control function as for the rest their functional capabilities and design are identical PU operation requires PC application A notebook computer is not needed in this case Functional buttons Control unit off port PU wt Key Start Stop Power connector Figure 2 4 1 External view of the Processing Unit 80 Z 2 4 4 Processing unit setting up Place the processing unit into the top partition of the two partition bag and the control unit into the lower one Figure 2 4 2 The control unit 1s usually supplied on the suspension support for t
65. lid given in Table 4 1 The propagation velocity of electomagnetic wave in the environment is equal to 30 XE Vi V propagation velocity of electomagnetic wave in the environment relative electric permittivity of environment The specific decay coefficient G dB m defines the signal decay value in passing 1 meter of the environment To illustrate the loses they are also given in times per 1 meter Loses in the environments with decay depend sufficient enough on humidity and level of mineralization salinity The data by loses given in the table correspond approximately to a low level of mineralization less than 1 g l With signal frequency increasing the losses in the environment increase as well For example in black soil with 5 humidity and with frequency change from 250 MHz up to 1000 MHz the loses grow from 17 dB m up to 30 dB m Laboratory method of defining the solid or substance humidity E Humidity the initial solid sample weight dry solid sample weight It is better to use an electrical drier or oven for drying up the sample 93 Appendixes Table 4 1 The main electrical characteristics of the soil and solid G dB m times m sm ns 0 32 4 5 B R B Granular sand 8 7 35 15 Uun 12 58 i18 9 16 5 65 21 8 X 0 10
66. lows to delete all selected files or all recorded files and also to format the disk WARNING e Deletion of the selected file key 2 is followed by the Delete enquiry e Deletion of all files key 3 is also followed by the Delete enquiry e Format key 4 deletes all information from the disk irrevocably Use this function only in case if you have an operation error in the operation system File selection from the list is accomplished by the arrows in the CPU keyboard and its opening is executed by pressing the Enter key In order to invoke the file operation press the Esc key Figure 2 3 21 File POO3_002 GPR Processing Name of the Contrast value opened file Contract po File operation menu Figure 2 3 21 File operation menu 72 a Za Xe 2 eration manua Description of File menu items e Contrast means image contrast control The change of the value is accomplished by the up and down arrows in the keyboard and is accessible on pressing the functional key 4 Figure 2 3 21 View means the change of visualization values of the open file It is initiated by pressing the key 3 Figure 2 3 21 In order to select one of three accessible scan modes Figure 2 3 22 press the functional key suitable for the proper menu item then press the Esc ke y l l means file display in real dimension i e one trace is drawn by one pixel of a scre
67. matically stopped The optimum value is given in table 2 1 1 Stacks In order to increase signal to noise ratio a georadar performs hardware accumulation of measurement results in each point with subsequent smoothing 1 e a georadar collects several traces in a point of scanning and records one trace which is the result of smoothing This parameter value can be fixed within the range 1 100000 The minimum value is defined when scanning at the maximum speed is required The parameter increase allows to reveal weaker signals and improves image quality but thus slows down the scanning rate Recommendations 1 4 Fast scanning 8 32 Moderate tempo more than 64 use in Step by step mode and under conditions of strong absorption of poor signal or strong interference Epsilon x10 In recording the profile the value of this parameter is set approximately this parameter is calculated more accurately in processing The Table with the main electric parameters of breeds and soil is given in the Appendix 4 Time scale ns Parameter which defines a time scale and influences the maximum depth of scanning The parameter Scale in scanning window Figure 4 3 4 and the parameter Time scale in a window Scanning parameters are identical Scale selection is carried out in accordance with Table 2 1 1 File series number It sets file series number i e the names of all recorded files will include the number
68. ng a menu item Processing Unit in GeoScan32 Program window a window Profile moving from processing block will display Flash memory size of Processing Unit Copy all the profiles from the Processing Unit to the Copy the allocated profiles Profile moving from Y Processing block Size of disk 1023MB Available 974MB 1055 5 computer PROOO4 Destination Fold The election of computer directory where the files will be copied from the Processing Unit Create folder from the Processing Unit to 1KB 4040KB C System Volum formation Nav9 0 3 the computer CS1 C5 PRODOS l IKB 1093KB _ Antiautorun 1 Recycle CIR led Copy the allocated profiles from the computer to the Processine Unit 52 5 53 1KB 1KB The list of all files of PROOO3 GPR the Processing Unit 1101KB PROOO6 1121KB M PROOO 1146KB v I H CI 9 C J 88 Cy 1 Copy all the profiles PRODI8 GPR lt 5 8 from the selected folder 246KB 28 of the computer to the 1 Processing Unit lt lt
69. nical specification The GPR peculiar feature is the occurrence of a signal of electromagnetic interference feed through signal the signal which is coming from the antenna transmitter to the antenna receiver via the shortest distance 1 e directly indeed without penetration into the scanned medium Figure 3 1 Georadiolocation scanning 4 Composition of Georadar The minimum Georadar set consists of a basic set and one of the antenna units Georadar components Control unit chapter 4 3 e Antenna unit fourteen types chapter 4 2 e Optical converter chapter 4 7 e Recording device a notebook computer a processing unit or a control amp processing unit chapter 4 4 e Power supply unit with a chargers chapter 4 5 4 6 Odometers chapter 4 9 Cables Appendix 2 37 2 2 Technical specification 4 1 Basic set of the device A basic set of OKO 2 1s a set of the equipment accessories and software to operate Georadar with the antenna unit Georadar OKO 2 is used with three types of basic sets auniversal basic set basic set with the control and processing unit e basic set with two channel control unit 4 1 1 Universal basic set It is designated for operation with a notebook computer and a processing unit a notebook computer and a processing unit are not included in this universal basic set The composition of the universal basic set Control unit Hanger r
70. nning mode In exiting the program all reflected changes are saved Scanning parameters Basic parameters Samples Amount Traces Amount Stack Epsilon 10 Time Scale File senes Number Scroll speed Gain Gain factor Gain profile Exponent Alignment Window 25 ER Scanning made Step by step f Continuous On migration Interval between traces mm 100 Revere odd files Select odometer Cancel Default Figure 2 1 8 Scanning parameters Samples Amount Maximum 511 points Parameter value may be decreased together with the loss of part of information in the lower part of the radarogram Interval between traces mm This parameter stipulates the space between points of scanning along the profile The optimum space between points of scanning for each antenna unit 1s given in Table 2 1 1 55 2 2 Operation manual Table 2 1 1 Recommended values of measurement parameters ABDL AB90 150 250 AB400 AB700 AB1000R 1200 AB1700 AB400R 511 Samples Amount Traces gt 30000 amount BEEN Epsilon x10 Table value of electrical characteristics of the soil and solid is in the Appendix 4 Interval between traces mm Gain factor Scan 200 400 200 50 100 24 48 16 32 nanosecond ns Traces amount Parameter determines the maximum quantity of traces in the profile When the target traces number achieved recording is auto
71. nu item Test Key by pressing the key 4 the panel for testing the CPU keyboard performance evaluation is displayed Figure 2 3 29 In pressing keys their images in the screen are displayed in another color In order to go to the main menu hold the Esc key for four seconds Enter Figure 2 3 29 Keyboard test 76 a DKO 2 3 6 Copying files from CPU to PC Copying 15 executed when the control and processing unit is turned on and the GeoScan32 Program runs on the PC File copying order 1 Connect the PC plug in the CPU and the network PC output via the PC cable Figure 2 3 30 eration manual CA a Figure 2 3 30 PC cable connection To transfer profiles which are in BUOI into hard drive of external PC the following steps are to be fulfilled the device must be in a working position and switched on 2 Turn on the CPU and run the GeoScan32 Program on the PC 3 Referring to the GeoScan32 Program adjust the network adapter 4 Select the Processing unit item in the Special menu of the GeoScan Program Figure 2 3 31 2 File View Options 28728270 Help De a EE Zh rt E Co Logical settings Serial redefinition File of travel Processing unit Georadar testing Figure 2 3 31 Activation of file copying window from the CPU 2 Operation manual After activati
72. od for a notebook computer Beam handle transport handle Optical converter Power supply units BP 2 12 and BP 9 12 Chargers ZU 2 and ZU 9 Cable set Documentation software Carry case bag The type of the handle presence of power supply unit BP 2 12 chargers ZU 2 and the optical converter depend on the type of the antenna unit supplied with Georadar Functional scheme of the minimum Georadar complete set with the universal basic set is shown in Figure 4 1 1 Optical Pprocessing converter unit Optical antenna unit Power supply unit Monoblock unit Figure 4 1 1 Functional scheme of georadar with Control unit Antenna units with optical coupling ABDL Triton AB 90 AB 150 AB 250 AB 400 AB 700 is connected to the control unit CU through optical converter and antenna units with a monoblock structure AB 1700 AB 1200 AB 1700R AB 1000R AB 400R AB 400M directly to CU 10 37 2 Technical specification 4 1 2 Universal two channels basic set It is designated for the synchronous operation with two antenna units In addition data recording is executed by a notebook computer a notebook computer are not included in this basic set Components of the universal two channels basic set Two channel control unit Hanger rod for a notebook computer Beam handle transport handle Optical converter 2 pc Power supply units BP 2 12 amp BP 9 12 Chargers ZU 2 amp
73. odem RM 2 Radio modem RM 2 application allows the operator to be up to one hundred meters away from a scanning GPR For instance it is necessary to protect the notebook from the climatic impact in scanning an automobile Radio modem can be applied only with a notebook computer equipped with Wi Fi device Assembly of GPR with radio modem Notebook Antenna unit Power suppl Radio modem PPly Figure 2 2 1 Assembling scheme of GPR with radio modem 1 Assemble the GPR unit system according to the assembling scheme in Part 1 Operation Manual Figure 2 2 1 2 Connect the radio modem cable to the PC terminal in the control unit 3 Turn on power supply unit BP 9 12 a control unit and a notebook computer 4 Initiate the WiFi network adapter in the notebook In order to do this chose in the Start menu the item Wireless network connection Start gt Settings Network connections gt Wireless network connection 5 Wait for the moment the adapter is connected which will be confirmed by the caption in the lower part of the screen 6 Click the right hand button on the icon A which is in the lower right screen angle and select the Accessible WiFi Networks Review item in the displayed menu and then press the Connect button 7 Runthe GeoScan32 program and select the Port Selection in the Options menu 59 2 Operation manual 8 Press the 7L key in Select port window Figure 2 2 2 Select port
74. ors in the antenna unit ABDL Triton 44 ES Odometer P 46 1 5 1 Installation on the antenna unit scs 46 WS Se AO SEE RR QT m 46 Ded Wheel chariS TB 47 1 5 4 Replacement of the Datferies Rat cu 47 3 1 07 s aee iiM Ret meta in aora uten unten edat un 48 1 6 1 Installation on the Unite scssi 48 18652 ON AUC BEBE OD utente tuac tua etal 48 1 26 39 Ste INS alla OM s uio eos 49 1 6 4 Replacement of the Batteries Ere oerte e eere 49 1 7 Chareine DOWEL SUDDDCUBIES coco Den i e 50 Operation with tora vore nee abrite 52 2 notebook is used as a recording unit eeessessesseeeennennee 52 2 1 1 Setting up of notebook computer tet sus 52 221 2 tannin eee 54 2 15 Scanning parameters a Aaaa 55 THOUBS een oa codici edited bad edes 57 55 estesa bts utu uua dame a etui 58 2 2 operation with radio modem RM 2 sss 50 2 3 Control amp processing unit as a recording 1 61 2 3 1 Control and Processing unit CPU setting 61 2 5 2 S
75. p processing unit can be used as an alternative to the notebook for operation in complicated climate conditions GPR small dimensions little consumption and simple control make it easy to handle The given description is applied to the Processing Unit the Control amp Processing Unit with the software version not lower than 3 35 2 31 Control and Processing unit CPU setting up 1 Putthe CPU and BP into the bag There are two types of bags provided for work with CPU a CPU 15 packaged in a bag with two partitions CPU is in its top partition power supply unit BP 4 5 12 is in its lower one Figure 2 3 1 The bag is provided with two belts neck and waist belts Figure 2 3 2 in addition the bag 1s on the operator as it is in Figure 2 3 2 A neck belt x A waist belt A two partition bag Figure 2 3 1 CPU and BP inside the bag Figure 2 3 2 An operator with CPU There is a bag with one partition to use only with the shoulder belt system In addition accommodation of CPU and BP is performed according to Figure 2 3 3 power supply unit is in a standard bag and is hooked with the bag rings The shoulder belt system is flexible and size adjustable The operator with the load relief on is shown in Figure 2 3 4 61 2 Operation manual Power supply in the bag CPU in the bag 5 i as CPU Fixture E positions Load relief CPU in the bag Figure 2 3 3 CPU w
76. power supply unit and to make them portable This way the notebook hanger rod is fixed on the bosom by buckle and the power supply unit is fixed back in the bag Figure 2 1 5 Shoulder straps of the power supply unit bag are unstrapped Places for fixing power supply units Places for fixing the hanger rod Figure 2 1 4 Shoulder belt system Figure 2 1 5 Notebook and power supply unit on the shoulder belt system Connect notebook and control unit by Cable Ethernet Power From one side connect PC control unit and the plug connection from the other side Ethernet connection and power connector Figure 2 1 6 Figure 2 1 6 Cable Ethernet connection Connect the plug connection that are marked 12 V with power supply cable on the accumulators and control unit Insert notebook and install the program GeoScan32 from the disk which is a part of a basic set of georadar Installation procedure and setting up software is described in B User s manual GeoScan32 Connect the assembled antenna unit see chapter 1 Georadar assembly 53 2 2 Operation manual 2 1 2 GPR switching on Before turning on the Georadar it shall be assembled completely according with Chapter 1 Operation manual Switch on the control unit by using the key on the control unit body In the normal condition of the accumulator battery immediately after it s switching on a short beep signal sound and the LED star
77. s a LED indicator of a scanning mode and a button to make marks during scanning Below given are some short characteristics and the external view of the antenna units AB 1700 Antenna Unit e Screened antenna unit e Designed according to the scheme without optical coupling Main frequency 1700 MHz Built in odometer Depth of scanning is 1 m Resolution capability is 0 03 m Dimensions 205x165x135 mm Weight 0 8 kg Power consumption 3 5 Watt Antenna unit AB 1700 has two additional modifications AB 1700U universal and AB 1700R horn AB 1700U Antenna Unit Screened antenna unit Designed according to the scheme without optical coupling Main frequency 1700 MHz Removable monoski Operation is possible both with built in and external odometer Depth of scanning is 1 m Resolution capability is 0 03 m Dimensions without monoski 205x165x135 mm Dimensions with monoski 370x240x130 mm Weight without monoski 0 8 kg Weight with monoski 2 3 kg Power consumption 3 5 Watt 14 223229 2 T echnical specification AB 1200 Antenna Unit Screened antenna unit Designed according to the scheme without optical coupling Main frequency 1200 MHz Built in odometer Depth of scanning 1 5 m Resolution capability 0 05 m Overall dimensions 205x165x135 mm Weight 0 8 kg Power consumption 3 5 Watt AB 1200 antenna unit has the AB 1200U modification AB 1200U Antenn
78. sconnect plug 18 of receiver optical cable from the receiver unit Figure 1 4 13 Optical plug connection Figure 1 4 13 Plug connection of the optical cable 6 Remove housing 9 which protects the vibrator 44 2 2 Operation manual 7 Unscrew four screws of the vibrator fixture 14 to the receiver unit 7 Figure 1 4 14 The places where vibrator is to be fixed Figure 1 4 14 Places of fixing the vibrator to the receiving unit 8 Weaken tightening of the clamps 3 and 4 Figure 1 4 11 9 Shift protective housing on 10 15 cm from the case of the receiving unit 7 10 Disconnect the optical cable 19 from the transmitting unit 7 Figure 1 4 15 Optical cable Figure 1 4 15 The location of the optical connection cable and receiving and transmitting cable 11 Unscrew fixation screws of vibrator 15 from the casing of transmitter 7 remove housing 10 unscrew the screws fixing the vibrator to the casing of the transmitter 8 12 Release the tightening clamps 5 u 6 c move the protective housing 11 unscrew fixation screws of vibrator 17 from the casing of transmitter 8 13 Fix the changeable vibrators on the receiver and transmitter of the antenna units and then assemble the antenna unit according to the reverse sequence mentioned above 45 ZRD Operation manual 1 5 Odometer DP 32 1 5 1 Installation on the antenna unit DP 32 odometer can be used in operation with the following
79. spectrum area The displayed spectrum area is marked with black color Figure 2 3 25 4964 Mru 2184 Figure 2 3 25 The band and rejector filter Well as in other CPU modes of operation the selection of the Exit menu item results in return to the previous menu with saving the changes 74 2 Operation manual 2 3 5 Utilities settings Settings menu Enter the Settings menu by pressing the functional key 5 in the C amp PU main menu Figure 2 3 6 Figure 2 3 26 shows a window view on entering the menu 2oettinds Palette Test Key Figure 2 3 26 Settings menu Description of the Settings menu items e Palette is the colored palette file selection and a window of their quick scan Figure 2 3 27 In order to open it press the 2 key in the Settings menu Figure 2 3 26 Capacity myCS1 cs 1047552 Kb gycs2 cs Free 4053 05 1001088 Kb amp 54 5 Files 5 Fi Grey Enter Apply Esc Exit 00 08 Figure 2 3 27 Palette selection In order to apply the palette select the necessary file by means of the T and J keys then initiate it by pressing Enter On applying the palette the radiogram during scanning all recorded files will display in accordance with the selected palette examples are given in Append
80. t Reflecting signal from the person Reinforce concrete floor 0 002 an Ld so cidade UA IT ACERO 197 NUN um UR ELI M mae I v v tahoe T il f M vi Gy NU M 7 JW MA itta warte boda M dv ib Wil IN f es 100m Figure 2 3 17 Detecting person moving in the concrete tunnel Parameters set up and file record in the motion detection mode are accomplished by the same way as in mode of scanning 70 2 Operation manual 2 3 4 Scan and processing of the recorded files File Menu File scan In order to scan the recorded files press key 4 when you are in the main menu of the CPU Figure 2 3 18 The displayed window reflects the list of all files saved in the memory of the CPU Figure 2 3 19 as well as the information about free and occupied space on a flash disk Search File scan menu Settings 2 1047552 Free 1002752 Kb Files 27 Enter Open Figure 2 3 19 List of files 71 2 Operation manual To start operation with the list of files open the menu by the Esc key Figure 2 3 20 Open Capacity SBEBBBENEEENXN File 1047552 Kb 3 Free s 1002752 Kb Files 27 Remove Remove All Format 4 3KCIIJIO 1 GPR Enter Open Esc Menu Figure 2 3 20 Menu of the failure processing list The menu al
81. t a charger and power on the power supply unit by way of described above the order of a charge 2 For the beginning the category press yellow button DISCHARGE ZU 2 or PRESS ZU 9 on the case of power supply unit figure 1 7 3 keep it 2 seconds During the discharge process of power supply unit on the ZU 2 15 lightning the yellow LED and on the ZU 9 is flashing the red LED At the end of discharging phase the charger is automatically starts to charge the accumulator and the red LED is continuously lightning on the case of the device The discharge process of completely discharged power supply unit is 6 8 hours ze NO 1 mV 1 VASE t VAS B DISCHARGE a 0 Figure 1 7 3 Discharge button a ZU 2 6 ZU 9 Effect of memory is occur in operation with nickel metal hydride accumulator batteries that leads to reduction of real capacity In case of detection of such effect or after lengthy downtime of power supply units it is necessary to make several cycles of the charge discharge it is required up to 3 such cycles to recovery the capacity In case of active operation of power supply units we also recommend to make a charge discharge process in half a year Warning If connection is done correctly i e according with the Sequence of charging power supply unit described above but the red LED is not lightning flashing than measure the tension on the power supply units If the tension is close to null
82. t the red LED is not lightning flashing than measure the tension on the power supply units If the tension is close to null than make several connections disconnections BP to power supply units until the LED start lighting Such effect can be caused by the total discharge of power supply unit and at each new connection of ZU recharges the accumulator a little At the next connection it will have enough tension to start of the next charging In case if the lamp is not lightning and there is the tension on power supply unit contact the maintainer s service 43 2 Operation manual 1 4 2 Replacement of vibrators in the antenna unit ABDL Triton The antenna unit ABDL Triton is produced in two types 50 MHz and 100 MHz Change from one carrier frequency to another is carried out by substitution of vibrators of the antenna unit transmitter and receiver see Fig 1 4 10 Figure 1 4 10 Vibrator of the antenna unit ABDL Triton The vibrators are replaced in the following order 1 Take off the additional protective housing from the antenna unit 2 Release the tightening clamps 1 u 2 Fig 1 4 11 as see Figure 1 4 11 Disassembling of the antenna unit ABDL Triton in order to change the vibrators 3 Unscrew nut 13 which fixes optical cable Figure 1 4 12 Figure 1 4 12 Fixing nut location of the optical cable 4 Move protective housing 9 10 15 cm from receiver 7 5 Di
83. the pulses with carrier frequency from 5 MHz and higher and the methods of their processing do not work in case of subsurface scanning since these methods are not available to provide the required scanning depth because of significant value of attenuation and depth resolution Therefore the wide band signals caused by high frequency signal pulses are applied in the subsurface scanning radars And so the wideband signals formed by several or even one period of the high frequency oscillation one period pulses or monopulses are applied in the subsurface scanning radars In order to form such pulses the excitation of a wideband transmitting antenna caused by the voltage swing with very short fronts the so called impact method of excitation is used The choice of pulse duration is the result of a compromise between the required scanning depth and depth resolution requirements of the unit the shorter the pulse the less the scanning depth The existing GPRs designed according to this principle operate in the range of 10 2000MHz at that the scanning pulse duration comes to 0 5 10ns These signals have a wide spectrum And there are required wideband receiving systems with 5 3000MHz band The choice of pulse duration depends on given maximal scanning depth and depth resolution requirements The direct processing of pulses of such small duration is rather complicated So the stroboscopic transformation is used in order to simplify the technical solu
84. tions which provide wideband signal reception and processing During this transformation the time period of the received signal is divided into a required quantity of points each of these points fixing the signal value in one period of scanning In addition a short wideband signal incoming to the receiver input is converted into a long low frequency range signal the processing and mapping of the latter are not technically difficult The GPR transmitting antenna unit radiates electromagnetic pulses which have very small duration units or nanoseconds and rather a wide spectrum of radiation for getting a higher resolution capability The electromagnetic pulse transmitted by a transmitting antenna unit into the tested environment reflects from any existing in this environment objects both metallic and non metallic and heterogeneities whose dielectric permeability and conductivity differs from those of the environment itself Such kinds of heterogeneities can be some cavities or interstices boundary lines of different beds the areas with different rates of humidity and so on The reflected signal is received by a receiving antenna unit and is converted to a digital code and than stored for further processing While moving GPR along the examined environment surface a set of signals a radarogram or a profile is displayed in the monitor screen which helps to define the objects location burial depth and length Figures 3 1 ZAAR 2 Tech
85. ts to flash rarely Switch on the power supply unit toggle the switch which is on the unit body in the On condition On switching it on two short signals sound and the green LED is lightning on the unit body Switch on the antenna unit power supply units by using the keys on the power unit s body In the normal condition of the accumulator batteries the short beep sounds right after powering them on and the LED begins to flash Power on a odometer by using the toggle switch on the odometer s body After switching on the odometer the LED begins to flash rarely Start the GeoScan32 program by clicking twice the start icon which is on the computer desktop Start the scanning mode with one of two possible ways a Click Scan in menu File Pressing the keys combination Ctrl S B Click the icon el on the toolbar After scanning mode starts the scanning window is opening on the screen Figure 2 1 7 Ei FtherNet Ab 1700 1 Shift inl Scale Gain Begin Distance File Stacks Speed Connec Record Step Saveif Param 0 24 21 35km t 0 00kmh dnd AN Gain mtem Cont P Figure 2 1 7 Scanning window of the program Geoscan32 54 2 339 2 2 1 3 Scanning parameters Operation manual Most of parameters change in the Scanning parameters window Figure 2 1 8 that is opened by a key Param Figure 2 1 7 or by the P key Some of the parameters are duplicated in the window of the sca
86. um dimension of the spool 1s shown on the Figure 1 7 4 70MM 50MM Figure 1 6 4 Sewing spool for odometer Spool The scheme of a threading is placed on the internal part of the cover of the Spool Figure 1 6 5 On the Figure 1 6 6 is shown the device with the fixed spool and string Batteries Holder Figure 1 6 5 Scheme of threading Figure 1 6 6 Spool with the fixed sewing spool 1 6 4 Replacement of the batteries In order to replace the batteries of the Spool 2xAA 1 5V one should unscrew the fastening screw of the odometer cover Figure 1 6 7 open the cover and replace the batteries The polarity of the batteries is shown on the element holder Figure 1 6 7 Replacement of the batteries in Spool 49 2 2 Operation manual 1 Charging power supply units Safety directions e Useacharger only for accumulators charge of power supply units BP2 12 BP3 8 12 BP4 5 12 BP9 12 Use the charger only in the building indoors e Do not connect the device in a electricity network to prevent the damage of the device case or plug of the device e Disconnect the device from a electricity network when it is not used After charging power supply units do not leave charging device switched on in the socket it can lead to its breakage In order to prevent breakdown of power supply units and to extend there lifetime it is necessary to observe strictly the starting sequence in the process of charging
87. upply is off Figure 1 4 3 485 cable connection 40 2 Operation manual 6 Fix the optical converter on the magnet on the transport handle Figure 1 4 4 Figure 1 4 4 Fixing of the optical converter 7 Inset the magnet plug into corresponding holes on the receiving and transmitting units see Figurel 4 5 holes for magnetic plug Figure 1 4 5 Fixing a magnetic plug 8 Antenna unit ABDL Triton is assembled and ready for operation Consummation of operation Disconnect all the cables Put out a magnetic plug Detach the transport handle Put the antenna unit into the bag poe It is possible dry ABDL Triton in indoors in decomposed condition 41 2 2 Operation manual 1 4 4 Charging ABDL Triton power supply units Power supply units are built in the antenna and for its charging are used ZU 2 12 Figure 1 4 6 Figure 1 4 6 Charger for ABDL Triton Safety directions e Useacharging device only for a charge of accumulators of power supply units BP 2 12 BP 3 8 12 ABDL Triton Use the device only in the building indoors e Do not connect the device in an electricity network to prevent the damage of the device case or plug of the device e Disconnect the device from an electricity network when it is not used After charging power supply units do not leave charging device switched on in the socket it can lead to its br

1. Assembling the antenna units.

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