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Localizador de varillas de concreto, Galaxy

GL-A60+

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Summary of Contents for A60+

Page 1: ...Localizador de varillas de concreto Galaxy GL A60 ...

Page 2: ...Rebar Scanner with Scanning Trolley A60 Instruction Manual ...

Page 3: ...CE BATTERY 3 2 4 PRECAUTIONS 3 CHAPTER III INSTRUCTION OF OPERATION INTERFACE 4 3 1 KEYBOARD INTRODUCTION 4 3 2 BRIEF INTRODUCTION OF OPERATION 4 3 2 1 START UP 4 3 2 2 INTERFACE OF FUNCTION SELECTION 5 CHAPTER IV DETECTION 25 4 1 RESET 26 4 2 LOCATION OF SINGLE REBAR AND DETECTION OF COVERING LAYER THICKNESS AND REBAR DIAMETER 26 4 3 LOCATION OF MULTIPLE REBAR AND DETECTION OF COVERING LAYER THIC...

Page 4: ...tes the No item on corresponding interface 3 Words with gray shading without box in data processing software indicate control name check box and input box etc in the pop up window on the screen e g file name input box in the window of opening file 4 Chinese characters or characters with gray shading in box represent the button in data processing software e g Confirm indicates the confirmation butt...

Page 5: ...and electric conductor in non magnetic and non conductive medium e g cable inside wall body and water heating pipe etc This instrument is a kind of intelligent nondestructive test equipment possessing the functions of automatic detection data memory and output 1 2 Main functions 1 Detect the location and direction of rebar in concrete structure 2 Detect covering layer thickness of rebar diameter i...

Page 6: ...ness and signal value which are used for accurate location of rebar 4 Sensor is placed above the rebar in parallel One detection attitude can estimate rebar diameter and covering layer thickness at the same time Without switching detection attitude quick detection of rebar diameter and covering layer thickness can be achieved 5 High detection accuracy of rebar diameter and covering layer thickness...

Page 7: ...hen press the key on the keyboard Start up screen appears 2 3 Replace battery When insufficient electric quantity or voltage is less than 7 0V are showed on start up screen please replace the battery Pay attention not to reverse the battery polarity 2 4 Precautions 1 Avoid water in 2 Avoid high temperature 50 3 Avoid being near very strong magnetic field e g large electromagnet and transformer etc...

Page 8: ...itch the first nominal range and the second nominal range the first nominal range used in the condition of less thickness of covering layer the second nominal range used in the condition of larger thickness of covering layer and keys are used respectively in auxiliary functions like menu selection digit add subtract and cursor movement etc 3 2 Brief introduction of operation 3 2 1 Start up Press t...

Page 9: ...gure 3 2 Interface of function selection 3 2 3 Thickness test Interface of thickness test is shown as figure 3 3 Firstly project information is set During setting if Diameter default is 16mm and No the initial position is fixed as 1 are known press and keys to move the cursor and press and keys to adjust the value of cursor position After above setting is end press the ENTER key to confirm the set...

Page 10: ...ates the trend which probe is close to the top of rebar When black scroll bar is lengthened it indicates that probe is close to the top of rebar When black scroll bar is shortened it indicates that probe is away from the top of rebar When probe is scanning over the rebar the instrument gives the audible alarm At the same time covering layer thickness of detected rebar is showed on the position on ...

Page 11: ...sary to press the ENTER key to self calibrate probe Otherwise detection results are wrong To find the position on the top of rebar firstly scan roughly After hearing the alarm shift the probe backwards Because the speed of shifting the probe for the first time is too much it is possible to miss the data during collecting the data Therefore after audible alarm during shifting the probe backwards sl...

Page 12: ...tial position is fixed as 2 Press and keys to move the cursor and press and keys to adjust the value of cursor position After above setting is end press the ENTERkey to confirm the setting Then probe is self calibrated At this time probe should be placed in the air and away from the strong magnetic field interference At the same time wait is showed on the screen After wait is missing it indicates ...

Page 13: ...test To find the position on the top of rebar and detect accurately detected rebar diameter and covering layer thickness firstly roughly scan After hearing the alarm shift the probe backwards Because the speed of shifting the probe for the first time is too much it is possible to miss the data during collecting the data Therefore after audible alarm during shifting the probe backwards slow down as...

Page 14: ...obe must be placed in the air and away from rebar and strong magnetic field After wait on the screen is missing self calibration is end At this time continue detection Note If covering layer thickness is less than the corresponding minimum of measurable covering layer thickness value in table 3 1 Diameter will show Too Thin if covering layer thickness is more than the corresponding maximum of meas...

Page 15: ...ile Scan Figure 3 7 interface of rebar scan 3 2 5 1 Grid pattern scan Interface of grid pattern scan is showed as figure 3 8 through and keys select length and width requiring detection and press ENTER key to enter into corresponding functional interfaces 0 5 0 5 1 0 1 0 2 0 2 0 Large Area Figure 3 8 interface of grid pattern scan Interface of 0 5 0 5m gird pattern rebar scan is shown as figure 3 ...

Page 16: ...m grid scan There is one wheel and the plug on the positive direction of the trolley During detection the trolley only forwards the positive direction During going forward the number under the D is increased During detection the number under the D is horizontal distance that the probe is relative to the zero point Unit is mm Current covering layer thickness of rebar is showed under the T Scanning ...

Page 17: ...gth that the trolley moves is not less than 500 it is prompted by means of continuous alarm At this time press the key to change the direction into Then detect the horizontal rebar of grid pattern Similarly detected point should select the position in the middle of crossing point of grid pattern longitudinal rebar to avoid the influence on detected horizontal rebar by grid pattern longitudinal reb...

Page 18: ...tection The difference between 1 0 1 0m 2 0 2 0m and 0 5 0 5m lies in that horizontal longitudinal distances of probe relative to the zero point are respectively 1 0m and 2 0m Detection method is the same No boundary scan is convenient for user to carry out a large area scanning It gets rid of the limitation of scanning boundary At the same time the maximum scanning range is extended to 10m 10m Fo...

Page 19: ...e scan Interface of 0 5m section plane rebar scan is shown as figure 3 11 Firstly project information is set including Diameter of longitudinal rebar default is 16mm and No The initial position is fixed as 4 Press and keys to move the cursor and press and keys to adjust the value of cursor position Press the ESC key to return the function selection interface After above setting is end press the EN...

Page 20: ...hod of rebar The trolley held by hand is moved horizontally from the left to the right the probe is parallel to direction of rebar and the speed is not more than 20mm s At the same time one black block shown on the screen is moved horizontally from the left to the right After hearing the alarm it indicates there is rebar under the probe and rebar is showed on the screen in the formation of black b...

Page 21: ... scanning It gets rid of the limitation of scanning boundary At the same time the maximum scanning range is extended to 10m For no boundary scan the region shown on each screen is 2 0m When the distance is beyond this range this system will switch display region automatically The difference between no boundary scan and 0 5m lies in that horizontal longitudinal distances of probe relative to the ze...

Page 22: ...er and press the ESC key to return function selection interface without transferring data During transfer prompt Transferring as figure 3 14 shows After transfer is finished prompt Transfer end as figure 3 16 shows Then press any key to return function selection interface Connect by USB ESC cancel ENTER confirm Figure 3 13 USB transfers Transferring ESC cancel Figure 3 14 USB transferring 3 2 6 2 ...

Page 23: ... Figure 3 16 Transfer end 3 2 7 View data Interface of viewing data is showed as figure 3 17 figure 3 18 figure 3 19 and figure 3 20 Project No region is on the left side Selected project data region is on the right side Project whose No is begun with 1XXX includes data of detecting covering layer thickness under the condition of known rebar diameter Project whose No is begun with 2XXX includes da...

Page 24: ...ata of this project by means of pressing and keys key is used to look up data of current project backwards through the full screen turning key is used to look up data of current project forwards through the full screen turning Press the ESC key to return the function selection interface When project No begun with 1XXX is selected through and keys that is to say interface of viewing the thickness a...

Page 25: ...05 2003 3001 4001 4003 3002 23 23 22 23 12 12 10 12 Figure 3 18 interface of viewing diameter When project No begun with 3XXX is selected through and keys that is to say interface of viewing data of grid pattern scan as figure 3 19 shown Saved rebar diameter covering layer thickness and the distance that rebar is relative to the zero point in this project are showed in right data region NO indicat...

Page 26: ...g data of section plane scan as figure 3 20 shown Detected rebar No covering layer thickness and the distance that rebar is relative to the zero point in this project are showed in right data region Serial number of detected rebar is showed under the NO Data of detecting covering layer thickness are showed under the H 16 under the condition of known rebar diameter 16mm Horizontal distance that reb...

Page 27: ... return automatically to function selection interface Press the ESC key to return the function selection interface without deleting data Figure 3 21 Delete data Notice After all data are deleted they cannot be restored Please be cautious to use this function No Data mm No H 16 Dx 1002 1005 2003 3001 4001 4003 3002 01 02 03 04 05 06 07 08 028 029 028 0109 0278 0459 Confirm delete ESC Cancel ENTER D...

Page 28: ...Rebar Scanner A60 24 3 2 9 Shut down Press the key to achieve the shut down Notice To reduce the impact on the screen after shut down about 30s later the instrument can be started again ...

Page 29: ...ection accuracy pay attention that the probe should be placed in air and away from the rebar every other about 5mins Press the ENTER key to reset once and eliminate all errors when detection results are doubted after resetting it detect it again 6 When Thickness Test function of detecting covering layer thickness under the condition of known rebar diameter to assure detection accuracy of covering ...

Page 30: ...ts 4 2 Location of single rebar and detection of covering layer thickness and rebar diameter Detect covering layer thickness under the condition of known rebar diameter 1 Take out of the instrument and connect the probe 2 Turn on the instrument power and select the function of Thickness Test According to design data rebar diameter is set as known diameter Project No of this detection is set 3 The ...

Page 31: ...he minimum occurs and Signalis the maximum is accurate position of rebar Center of rebar is coincident with that of diamond pattern on the probe Value determination When covering layer thickness is more than certain value detection signal of probe is rather weak At this time to reduce wrong interpretation rebar position is not determined automatically by means of general procedure It requires that...

Page 32: ...kness at the same time Steps are as follows 1 Take out of the instrument and connect the probe 2 Turn on the instrument power and select the function of Dia Test Project No of this detection is set 3 The probe is placed in air and away from the metal at least 0 5m away from the metal Press the ENTER key to reset and eliminate the environmental influence 4 According to design data or experience the...

Page 33: ...r thickness of detected rebar which are showed correspondingly on the positions on the right side of Rebar Diameter and Covering Layer Thickness in large print At this time press the SAVE key to save detection results into current set project No 4 3 Location of multiple rebar and detection of covering layer thickness Multiple rebar uses layout of multiple parallel rebar main rebar plus stirrups ge...

Page 34: ...e speed should be less than 20mm s According to shown on the right upper corner firstly longitudinal rebar of grid pattern is detected Detected point should select the position among crossing points of grid pattern horizontal rebar to avoid the influence on detected longitudinal rebar by grid pattern horizontal rebar The trolley held by hand is moved horizontally from the left to the right the spe...

Page 35: ... current detected rebar is showed under the T During continuing to move the trolley downwards when D distance that the trolley moves is not less than 500 1000 2000 it is prompted by means of continuous alarm At this time press the SAVE key to save detection results into current set project No 4 3 2 Detection of section plant rebar 1 Take out of the instrument and connect the trolley and probe 2 Tu...

Page 36: ... to the direction shown on the right upper corner rebar that is vertical to the direction of moving trolley is detected At this time one black block shown on the screen is moved horizontally from the left to the right After hearing the alarm detected rebar is showed on the screen in the formation of small black block At the same time covering layer thickness of current detected rebar is showed und...

Page 37: ...aterial of detected component and determine the approximate position direction and diameter of rebar in detected component Rebar diameter parameter of instrument is set as design value If above material is not obtained rebar diameter is set as default Rebar diameter and covering layer thickness are detected by means of the functions of Grid scan or Profile scan and Diameter Test Step 2 Determine d...

Page 38: ...ibly The phenomenon is determination deviation of rebar position is larger during repeating scanning At this time this scanning line should be shifted the distance of two rebar diameters for scanning again Figure 5 1 Figures 5 2 Step 4 Determine the position of stirrups or lower rebar Carry out scanning along the direction that is vertical to stirrups or lower rebar in the middle position of deter...

Page 39: ... out scanning in the middle position of two pieces of stirrups top rebar along the direction that is vertical to stirrups lower rebar to determine the covering layer thickness of detected stirrups lower rebar Pay attention to setting the status of corresponding grid pattern rebar Detect covering layer thickness and rebar diameter under the condition of unknown rebar diameter Select the function of...

Page 40: ...anning in the middle position of two pieces of main rebar top rebar along the direction that is vertical to stirrups lower rebar to determine the accurate position of detected stirrups lower rebar Then the probe is placed above the detected rebar in parallel to set status of corresponding grid pattern rebar and detect rebar diameter and covering layer thickness of this point The end ...

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