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- Page 1 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL LOW-FREQUENCY ULTRASONIC TOMOGRAPH SYSTEMS А1020 MIRA Lite OPERATION MANUAL Acoustic Control Systems – ACS Group Saarbrücken 2018 Operation Manual...
- Page 2 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS Operation Manual...
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Page 3: Table Of Contents
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS CONTENTS 1 GENERAL INFORMATION ............................6 1.1 THE INTENDED USE OF THE DEVICE ............................6 1.1.1 Intended use and application range ............................6 1.1.2 Operating conditions ....................................6 1.2 TECHNICAL SPECIFICATIONS ................................7 1.3 DESIGN AND OPERATION ..................................9 1.3.1 The design of the device ..................................9 1.3.2 Indication of information on the screen ..........................13 1.3.3 Keyboard ..........................................14... - Page 4 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 2 PROPER USE .................................. 36 2.1 OPERATING RESTRICTIONS .................................36 2.2 PREPARING FOR OPERATION ................................36 2.2.1 Getting started with the device ..............................36 2.2.2 Preparation of the surface of the inspected object ......................36 2.2.3 Create the scanning pattern and mark the surface of the inspected object...........36 2.2.4 Switching On/Off the device ................................37 2.3 METHODS OF WORKING WITH THE DEVICE ........................37...
- Page 5 Only properly trained personnel familiarized with the operation manual is allowed to work with the device. The company ACS-Solutions GmbH continuously upgrades the quality and the functions, enhances the safety and serviceability of its devices. Thus, some minor modifications can be introduced to the devices during the production process. These modifications do not affect the technical specifications, and they may be omitted in current version of the operation manual.
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Page 6: General Information
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.1 THE INTENDED USE OF THE DEVICE 1.1.1 Intended use and application range А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph is designed to test the constructions of concrete, reinforced concrete and stone in order to search for cavities, channels, reinforcement, foreign inclusions, laminations, cracks and other cavities, empty, as well as filled with liquid or solid material, different from the surrounding concrete in its physical and mechanical properties. -
Page 7: Technical Specifications
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.2 TECHNICAL SPECIFICATIONS The main technical specifications of the device are listed in the Table 1 Table 1 Parameter Value Scanning device Matrix antenna array Number of transducers in the antenna array Type of the transducers used in the matrix antenna array low-frequency broadband transversal with dry point contact and ceramic... - Page 8 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The main technical specifications of the device are listed in the Table 1 Table 1 Power supply battery Battery rated voltage 11.2 V Period of continuous operation of the instrument powered from the battery 10 hours under normal conditions, min.
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Page 9: Design And Operation
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.3 DESIGN AND OPERATION 1.3.1 The design of the device А1020 MIRA Lite tomograph is an electronic unit to which M4002 matrix antenna array is connected using a cable (Figure 1). Figure 1 Operation Manual... - Page 10 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.3.1.1 Electronic unit The appearance of the electronic unit is presented in the Figure 2. A membrane keyboard allows to control the device. All signals, measurement results and the state of the device are indicated on the display by means of LED lights on the housing of the device.
- Page 11 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.3.1.3 Antenna array The М4002В matrix antenna array М4002В is included into the delivery kit of the device. Figure 3 Each handle of the antenna array bears the “START” button used to start the sounding procedure.
- Page 12 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The matrix antenna array contains 32 (8 blocks containing 4 elements each) low-frequency broadband transversal trans- ducers with dry point contact and ceramic wearproof tips (Figure 4) with four lasers. Laser beams are projected onto surface of the tested object.
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Page 13: Indication Of Information On The Screen
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.3.2 Indication of information on the screen A color TFT screen (640x480) is used for indication. In all operation modes the upper information line displayed on the screen indicates information on the current time and date, as well as the battery state. -
Page 14: Keyboard
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.3.3 Keyboard The keyboard appearance is given in the Figure 7. The green LED light in the upper right corner informs that the device is switched ON. The LED light located below indicates the charging process of the battery. -
Page 15: Tomograph Controls And Indication Of The State
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.3.4 Tomograph controls and indication of the state The left and right handles of the antenna array have two buttons for ultrasonic testing (the "START" buttons). Press any key to start the process of transmission and reception of signals. NOTE: TO RECEIVE THE CORRECT TEST RESULTS DO NOT MOVE AND DO NOT RELEASE THE HOLD-DOWN LEVER WHILE COLLECTING DATA! 1.3.4.1 Using the icon... -
Page 16: Data Processing And Indication On The Screen Of The Tomograph
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The MAP mode is used for generation of the data array of the В Scan type set of the tested object (perpendicular to the surface) when scanning along the previously marked lines with a fixed-length step. The image of every B-Scan can be displayed on the screen from the accumulated three-dimensional data set. -
Page 17: Description Of The Operation Modes
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.4 DESCRIPTION OF THE OPERATION MODES 1.4.1 The SETUP mode The SETUP mode is used for adjustment and configuration of the device parameters.Always start the device in this mode when dealing with a new inspected object. To switch to the the SETUP mode or to leave the mode, press the key. - Page 18 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.4.1.1 Editing parameters All parameters of the SETUP mode can be configured. The functions of the keys for configuring the parameters are listed in the Table 3. Table 3 Icon Purpose Scroll the rows to select a parameter to be configuredw Change the parameter value Exit the SETUP mode...
- Page 19 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS Table 4 Parameter Value Description Number of periods from 0.5 to 2.0 in increments of 0.5 Is selected depending on the material properties Pause between the Off / from 0.2 to 20.0 in incre- It affects reverberation to eliminate after-sound emission pulses, ms ments of 0.2...
- Page 20 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.4.1.2 Selection of analogue gain and functional checkout of the antenna array The screen when selecting the analogue gain and testing performance of the antenna array is shown in the Figure 9. The signal from the transmitter and the receiver is displayed on the screen.
- Page 21 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS Table 6 Analog gain, from 0 to 100 Selects the gain coefficient in the path of in increments the device to provide maximum dynamic of 1 range without the signal limitation Figure 10 Transmitter from 1 to 8...
- Page 22 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.4.1.3 System settings The screen for adjustment of the system settings of the device is shown in the Figure The parameter description and their permissible values are listed in the Table 7. Figure 12 Table 7 Parameter...
- Page 23 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS Table 7 Parameter name Value Description Delete all B-Scans Х.Х MB The amount of the memory occupied with В Scans will be displayed. Starts the deletion procedure of all saved maps by pressing the LEDs on the AA On / Off Switching On/Off the laser beams on the antenna array...
- Page 24 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The functions of the keys used for adjustment of the system settings are listed in the Table 8 Table 8 Icon Purpose Scroll the rows to select a parameter to be configured Change the parameter value Starts the corresponding procedures (see Table 7) Figure 14...
- Page 25 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.4.1.4 View the parameters of saved В Scans When entering the mode, the first line with the name of previously saved B-Scan in the REVIEW mode is highlighted in the list. All parameters of the given В Scan (Figure 15) are displayed on the right (Figure 15). To view the parameters of the saved В...
- Page 26 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS To delete any saved map of В Scans, press the key F6. To create a new map, do the following: go to the "Create map..." line using the keys (Figure 17). Figure 16 Figure 17 Operation Manual...
- Page 27 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS To edit the values, press the key. The values for the parameters become editable (Figure 18). After making the necessary configurations, exit the editing mode, by pressing the key (Figure 19). Figure 19 Figure 18 Operation Manual...
- Page 28 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS Please, name the map to save it. To do it, press the key. The window for map name change will open (Figure 20). The map can be given any name (Figure 21). Figure 20 Figure 21 Operation Manual...
- Page 29 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS To save the name, press the key F1. The map will be listed under a new name (Figure 23). By default, it is offered to save the new map under the name of the map on the basis of which it was created with a serial number added (Figure 23).
- Page 30 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The functions of the keys when editing the name are listed in the Table 9. Table 9 Icon Purpose Moving on the keyboard field on the screen Cursor moving in the field of the name to the left / to the right Entering the name of the symbol/performance of the action Exit the name edit mode and go to the SETUP mode window not saving the name The functions of the icons in the SETUP mode when editing the name are listed in the Table 10.
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Page 31: The Review Mode
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.4.2 The REVIEW mode The mode is used for on-line viewing of the internal structure of the in- spected object in any place. The B-scans makes it is possible to estimate the correctness of options of the device. - Page 32 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The functions of the keys in the REVIEW mode are listed in the Table 11. Table 11 Icon Purpose Moves the cursor up and down Decreases/increases the gain value Enters the MAP mode Enters the SETUP mode The functions of the icons in the REVIEW mode are listed in the Table 12.
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Page 33: The Map Mode
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.4.3 The MAP mode The mode is used for data collection on the inspected object. The data are saved automat- Current cursor ically along with current system settings. The Scanning step position coordinates Figure 25 user can visually control the B-Scans images... - Page 34 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The functions of the keys in the MAP mode are listed in the Table 13 Table 13 Icon Purpose Moves the cursor up and down Decreases/increases the gain value Enters the MAP mode Enters the SETUP mode The functions of the icons in the MAP mode are listed in the Table 14.
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Page 35: Viewing The Saved Data
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 1.4.4 Viewing the saved data To view the saved data, do the following: in the REVIEW mode or the MAP mode press the key F6. The display appearance when viewing the saved В Scans in the REVIEW mode is shown in the Figure 26. The functions of the keys when viewing the saved В-Scans are listed in the Table 15. -
Page 36: Proper Use
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 2.1 OPERATING RESTRICTIONS The device is designed to operate in the conditions listed in the Section 1. 1 .2. 2.2 PREPARING FOR OPERATION 2.2.1 Getting started with the device Prior to working with the device always check that a card for recording of the results is in the slot. Charge the battery. The device is delivered ready for use, no additional adjustment is required. -
Page 37: Switching On/Off The Device
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS the sections along them. Each next section must be adjacent to the previous one so that they cover the entire surface of the inspected object. After selecting the location of the sections, mark the places for installation of the antenna array for inspection. To do it, take a strip with the scaled intervals corresponding to the selected scanning step, and fix it in the center of the section. -
Page 38: Performing Inspection
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The continuous inspection is done when a certain area of the surface of the inspected object must be thoroughly examined; along with the possibility of constructing the object model and recording all retrieved data. The continuous inspection takes more time. -
Page 39: Technical Maintenance
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS 3.1 POWER SUPPLY AND ENERGY CONSUMPTION 3.1.1 Monitoring the state of the power source A built-in discharge controller monitors the degree of discharge of the power source during the operation of the device. The degree of discharge is indicated by the battery icon in the upper right corner of the screen. -
Page 40: Storage
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The device should be shelf stored in the hard case included in the delivery kit. The arrangement of instruments in warehouses shall enable their free movement by the personnel and unrestricted access to them. The distance between the instruments and the walls, floor of the warehouse and other warehoused instru- ments shall be at least 100 mm. -
Page 41: Transportation
ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS The device shall be transported by all types of closed transport in the hard case included in the delivery kit. The packaged devices can be transported in any vehicles at any distances without speed limits. The packaged devices should be properly and steadily fixed to prevent shocks of devices against each and against vehicle walls during the transportation. - Page 42 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS NOTES Operation Manual...
- Page 43 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS Operation Manual...
- Page 44 ACOUSTIC А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph CONTROL SYSTEMS А1020 MIRA Lite Low-Frequency Ultrasonic Tomograph OPERATION MANUAL Revision: February 2018 Operation Manual...
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