NOVASCAN-R800
Multifunctional Rebar Detector
NOVASCAN-R630A
Rebar Scanner
NOVASCAN-C310A
Rebar Rust Detector
Operation Manual
Novatest S.r.l.
www.novatest.it
Страница 1: ...NOVASCAN R800 Multifunctional Rebar Detector NOVASCAN R630A Rebar Scanner NOVASCAN C310A Rebar Rust Detector Operation Manual Novatest S r l www novatest it ...
Страница 2: ... 1 Components 9 2 1 1 Host 9 2 1 2 Sensor and electrode 11 2 1 3 Fittings 12 2 2 Testing principles 13 Chapter 3 Software of Novascan R800 multifunctional NOVASCAN R800 multifunctional rebar rebardetector 16 3 1 Brief introduction of the software 16 3 1 1 Starting up interface and Main menu 16 3 1 2 Keyboard operation 17 3 2 Data Output 17 3 2 1 USB transmission 18 3 2 2 GPRS transmission 19 3 3 S...
Страница 3: ...ct sensor to host 62 4 1 3 Starting test 63 4 1 4 Data transmission 63 4 1 5 Data analysis and process 63 4 1 6 Data deletion 64 4 2 Rust test 64 4 2 1 Preparation before test 64 4 2 2 Starting rust test 67 4 2 3 Data check 68 4 2 4 Data transmission 68 4 2 5 Data analysis 69 4 2 6 Data deletion 69 4 3 Attention for field detection 69 4 3 1 General principles of rebar test 69 4 3 2 Attention for r...
Страница 4: ... popup window on the screen such as the input box of File Name in the open file window 5 The sign means special attention is needed here 6 Besides the descriptions in the manual some prompt messages may show automatically in the us e of the software Please operate accordingly 7 The software interfaces and photos in manual are only for reference There will be chan ges with software upgrade and impr...
Страница 5: ...ctions and characteristics 1 2 1 Major functions 1 Double f unction of re bar and rust test 2 Identify rebar location directi on and distribution 3 Test the thickness of concrete cover 4 Test rebar diameter 5 Qualif y the thickness of concrete cover automaticall y 6 Single electrode testing of concrete rebar corrosion 7 Double electrode testing of concrete rebar corros ion 8 Divi de rebar corrosio...
Страница 6: ...t range of cover rebar diameterΦ6mm Φ50mm First range 3mm 98mm Second range 3mm 196mm Detection range of corrosion voltage 1000mv 1000mv Detection precision of corrosion voltage 0 1mv Power supply mode lithium battery Inside charge with standard configured charger s r u o h 8 3 e m i t g n i k r o W g k 9 0 t h g i e W m m 0 5 m m 4 3 1 m m 2 1 2 e m u l o V D C L 8 2 1 0 6 1 y a l p s i D USB por...
Страница 7: ... of use please charge and start up for a check regularly 4 Avoid water 5 Avoid usage under strong magnetic field such as the nearby of large electromagnet or transformer 6 Shock proof During the process of usage or handling avoid severe vibration or shock 1 5 Maintenance 1 Power supply instrument charges with inside specific chargeable lithium battery after full charge it can work last for nearly ...
Страница 8: ...d charge with other power adapters or it will cause damage to instrument 3 Rechargeable battery when batt ery is near the end of service life after frequent charges and di scharges if the battery works abnormally cannot charge with el ectricity cannot charge full or short time is used after full charge it is probable that rechargeable battery has been damaged or reaches its end At that time please...
Страница 9: ...he other man made destruction the company does not undertake related responsibilities 1 Violate the above requirements for working and storage environment 2 Improper operation 3 Open case arbitrarily or dissemble any components without permission 4 Man made or accident caused severe damage to instrument Operation manual of NOVASCAN R800 R630 C310A Novatest S r l www novatest it ...
Страница 10: ...r NOVASCAN 630A consists of host rebar sensor rebar signal wire U disk and charger NOVASCAN C310A consists of host copper sulfate electrode double electrode handle rust signal wire U disk and charger 2 1 1 Host Following is the illustration of the host of R800 multifunctional rebar detector only for reference A Detector Operation manual of NOVASCAN R800 R630 C310A Novatest S r l www novatest it ...
Страница 11: ...and determination or change of testing direction Power key opening and closing of instrument 2 1 1 2 Display screen Display screen is installed on instrument panel to present operating interface test data and exchange information etc 2 1 1 3 Charging port To charge instrument with battery charger attached with the instrument 6 8 hours is suggested in order to have a full charge 2 1 1 4 USB port Po...
Страница 12: ...bar sensor as shown in fig 2 2 can scan rebar and record displacement of sensor in real time accurately While going forward sensor scans rebar and backward scrubs it Figure2 2 Rebar sensor Sensor is directive When sensor axis parallels with the direction of rebar it is most sensitive conversely when sensor axis is perpendicular to the direction of rebar the signal is weakest Therefore while measur...
Страница 13: ...s a long service life If there is no damage to cavity it can be used for a long time once irrigated and follow up irrigation is allowed Figure 2 3 Copper sulfate electrode 2 1 3 Fittings 2 1 3 1 Power supply charger Entry plug connects with 100 240V AC power supply and exit plug into charging plug of host for charging of inside lithium battery 2 1 3 2 Double electrode handle When testing rebar rus...
Страница 14: ...ings Please see the packing list 2 2 Testing principles 1 Magnetic testing principle of rebar The sensor emits magnetic field to part of tested structure at the same time receives induced magnetic fiel d produced by iron like medium rebar in the scope of magnetic field and then converting to electrical signals The host analyzes digitalized signal timely and shows with various ways such as graphs d...
Страница 15: ...al reflec ts corrosion directly As it is well known battery consists of cathode and anode Since rebar electrode has only half feature of the battery therefore it is called half cell Figure 2 6 Single electrode method Double electrode method as shown in fig 2 7 also applies self potential method The difference only lies in that single electrode method applies to outside exposed structure of rebar e...
Страница 16: ...tatistical law between potential distribution and rebar corrosion corrosion can be indentified through potential test Double electrode method needs putting two electrodes which distance is constant on the surface of concrete Moving these two reference electrodes on the surface of concretes if the rebars under the two electrodes are in the same state there is no potential difference if different su...
Страница 17: ...t and rust test respectively in the following chapters 3 1 1 Starting up interface and Main menu After switched on the first interface is the starting up interface as shown in figure3 1 A It presents basic information of detector consisting of name of manufacturer model and name of detector version number and date etc After nearly two seconds starting up interface enters into the main menu as show...
Страница 18: ...of LCD allowing users to identify contents of display After entering into main menu interface pressing to choose whether open or close backlight 3 ENTER selects specific option 4 SAVE stores data and parameter 5 BACK goes back to previous interface MENU goes back to main menu 6 is power switch 3 2 Data Output Data output interface is as figure3 2 Data Output has two types USB transmission and GPRS...
Страница 19: ...addle and then selecting D ata Output in the option interface as shown in figure 3 2 pressing for USB Trans and then press ENTER to enter USB Options interface as figure 3 3A Selecting Trans Rebar Data or Trans Rust Data below USB transmission interface and then pressing ENTER instrument will start up U disk power supply automatically When transmission completed and please plug out U disk present ...
Страница 20: ... During the connection BACK key can cancel the connection and exit from the process After successful connection selected data can be transmitted automatically During the process BACK key can cancel data transmission and exit from it After transmission successful transmission and whether to backup data or not will be provided such as figure 3 4 B it shows successful transmission of GPRS and it depe...
Страница 21: ...ssion GPRS module is optional GPRS transmission can be used only on the instrument equipped with GPRS module Suggestion After data transmission is completed backup data with U disk 3 3 System setting After entering into system setting interface as figure 3 5 displaying date and time dynamically Users can modify year month day hour minute second of system clock The clock is 24 hour hex Users can ch...
Страница 22: ... main menu If there is no need to change current time please press BACK or MENU to go back to main menu 3 4 Introductions of rebar test Rebar test is divided into General scan Profile scan and Grid scan Press and keys in main menu interface as shown in figure 3 1B to choose Rebar Test and press ENTER to enter into rebar test main interface as shown in figure 3 6 Figure 3 6 Rebar test main menu Ope...
Страница 23: ... low tip of lack of electricity please charge will be presented on the middle of interface and vocal warning requires immediate charging at that time users should not continue parameter setting or tests or data is easy to lost or make error It is better to exit from testing interface and go back to main menu then shutdown finally change battery or charge 3 4 1 1 Parameter setting After entering in...
Страница 24: ...o shift cursor to Obj No then press ENTER to the interface as figure 3 8 the cursor is below the first character of object No and pressing adjusts cursor to any character for modification Then pressing to display soft keyboard below the cursor occurring in the upper corner of the soft keyboard to select input word by and after pressing ENTER it will occurs in the cursor position of object No at th...
Страница 25: ...er then press ENTER to set the thickness of cover pressing or for once can increase or decrease by one and long time pressing of these two keys the value increase or decrease consecutively After it is done pressing the SAVE or ENTER cursor will disappear and go back to parameter setting interface as shown in figure 3 7 4 Object type The tested object type can be divided into 2 beam or floor It is ...
Страница 26: ...er to set center distance from adjacent rebar to tested rebar The detector modifies test result automatically and improve test accurately It is divided into Manual and None After starting the default one is None no correction While Manual means modifying based on center distance of adjacent rebars set manually and displays the measured results after correction Pressing in figure 3 7 to shift curso...
Страница 27: ...3 1B Figure 3 9 Test interface of General scan 1 Introduction of the interface 1 Scrollbar show the relative distance between sensor and rebar Blank no rebar in sensing range of sensor Increase sensor is moving towards rebar Decrease sensor is moving away from rebar 2 Signal value the larger present sensor receiving signal amplitude the closer to rebar 3 Cur Cover the current thickness of cover th...
Страница 28: ...ll display as follows Cover measurement of the thickness of cover of rebar Dia measurement of rebar diameter 6 Sav Num it is the stored amount of thickness of cover for present object 7 Qualification rate the rate of qualified points of all the stored thickness values in current object according to the specification of GB50204 2002 8 Tip of excessiveness when the tested thickness of cover exceeds ...
Страница 29: ...rage of tested result It is divided into 2 types automatic and manual marked with A and M respectively Manual storage only when pressing SAVE key instrument will store the measurement value of thickness of cover and rebar diameter Automatic storage the instrument will store the tested result of thickness of cover automatically into current object In the test interface shown in figure3 9 pressing f...
Страница 30: ...ace as shown in figure3 9 please hold sensor in the air and away from ferromagnet After pressing ENTER the instrument will reset automatically and the present thickness will show in blank After nearly 4 seconds screen of test interface will show the present thickness is 0 then resetting is over waiting for measurement Attention 1 In the detection process a reset operation should be done about ever...
Страница 31: ...d the stor age amount will increase by 1 automatically at the same time If it is set in manual storage after instrument locking the thickness of cover pressing the SAVE key the value will be stored and the amount will increase by one When the sensor goes over rebar the buzzer will alarm A B C D Figure 3 11 general test interface If you want to identify the rebar s location and direction precisely ...
Страница 32: ...n in the position of Dia The instrument will measure the thickness of cover simultaneously shown in Cover in figure 3 12 Under the mode of automatic storage it will store diameter value and thickness of cover automatically and the storage amount increase by 1 Under the mode of manual storage if pressing SAVE it will store diameter and thickness of cover and the storage amount increase by 1 Figure ...
Страница 33: ...The setting method is the same with 3 4 1 1 pressing and keys to shift to options for setting and pressing ENTER for selection pressing and keys for modification and shifting and finally pressing SAVE to store the set value and exit from it 1 Dia X the diameter of awaiting measuring rebar in X direction and the setting range is 6 50mm the default value is the set one of previous stored object 2 Di...
Страница 34: ... set one Selecting Start Scan in parameter setting interface the set values will be stored and then enters into testing interface as shown in figure 3 14 Attention while pressing ENTER please hold sensor in the air and get away from ferromagnet If pressing BACK key in testing interface it can go back to parameter setting as shown in figure3 13 and can reset parameters 3 4 2 2 Measurement and data ...
Страница 35: ... cm is the indexing If a rebar is identified in X direction when scanned for 2 6 meters the result will be x02 the coordinate of the rebar is 60 cm 4 Direction it shows the scanning direction of sensor represents X direction and Y direction scanning respectively In the left bottom it shows the object No and the set rebar diameter in current direction In the status bar it shows range storage method...
Страница 36: ...lly and the present thickness will show in blank After nearly 4 seconds screen of test interface will show the present thickness is 0 then resetting is over waiting for measurement 3 Pre scanning When entering into interface in figure 3 14 after resetting instrument can pre scan The purpose of pre scanning is to identify the direction of measuring line and the starting point through initial scanni...
Страница 37: ...starting point of scanning 3 4 2 4 Selecting the test direction Before scanning the test directio n for X or Y should be firstly selected Pressing key in the interface as show n in figure 3 14 for the shift of X and Y direction or occurs in the bottom right at the same time in the status bar default diameter will change into default diameter in X or Y direction in accordance with change of directi...
Страница 38: ...then gradually the current thickness value in the upper right will decrease accordingly When sensor goes over rebar peep alarming the tested rebar will be displayed in coordinate shown in pachytene in figure3 17 Thickness value of cover and coordinates of tested rebar the distance between rebar and the starting point unit cm will be displayed in the upper side of rebar and the tested result will b...
Страница 39: ...uirements based on designed thickness calculating the maximum and minimum in accordance with GB50204 2002 symbol will occur or it will be blank If there is no second scanning pressing BACK key to go back to parameter setting interface or MENU to go back to main menu Retest in the test interface if there is any data error making sensor moves in reverse direction along the original path and goes bac...
Страница 40: ...direction in the second step scanning the central position between second and third rebar in Y direction for a second time b2 measuring line in figure 3 24 pressing SAVE to scan there will be cursor in the interface The second scanning is same as the first just as shown in figure 3 22 Two points for attention 1 In second scanning it still displays rebar distribution in X and Y direction after firs...
Страница 41: ... the central position between the tested third and fourth rebar in Y direction such as measuring line b3 shown in figure 3 24 and so on Eighth step after second scanning in X direction pressing key shifting to the other direction in this case it should be Y direction Ninth step principles of second scanning in Y direction are same as X direction second scanning between the second and third rebar i...
Страница 42: ... should be in same horizontal or vertical direction with first scanning Figure 3 26 Second scanning in Y direction Illustration X direction scanning in figure 3 24 starts from the leftmost first line thin line for illustration to right Scanning in Y direction in figure3 25 starts from the top first horizontal line thin line for illustration to underside Figure 3 27 Actual distribution diagram Oper...
Страница 43: ...canning in the same direction prepared for Windows software analysis As to the usage of Windows software users can see rebar data processing software manual Attention In cross rebar second scanning the measuring line should keep away from the measuring line of first scan in the same direction In restrict sense the actual distribution diagram of cross rebar scanning will have a little difference wi...
Страница 44: ...t Start Scan and press ENTER to store parameter and enter into the interface shown in figure3 29 Figure 3 29 Profile scan interface Figure 3 30 Profile scanning Attention while pressing ENTER please hold sensor in the air and get away from ferromagnet The horizontal solid line in the central position of figure 3 29 is the designed thickness value two upper and lower dotted lines are maximum and mi...
Страница 45: ...een it will turn pages automatically the amount of whole pages in the top left corner will increase by one After the test is completed pressing BACK key to store testing data and go back to parameter setting inte rface in figure 3 28 for parameter resetting and test again or pressing MENU to go back to main menu Illustration 1 Retesting excessive display of profile scanning is same with grid scann...
Страница 46: ... menu interface Figure 3 31 Data display interface Pressing or on interface in figure3 31 you can move cursor to the desired check object Right side will display corresponding statistics of this object Pressing ENTER to enter into data check state displaying stored tested data of selected object 3 4 4 1 Data check of General scan Figure3 32 General scan data If the object is tested by general scan...
Страница 47: ...excessive with the other with blank If the number of stored data is more than one screen please press or key to turn to next page the top of upward page turning is the statistical interface when in the interface pressing BACK to go back to the interface in figure3 31 3 4 4 2 Grid data check Pressing ENTER key on the interface in figure 3 33 a and entering into grid data display interface in figure...
Страница 48: ...ata check 3 4 5 Rebar data deletion To delete all the stored data Figure 3 35 Data deletion In the main menu interface as shown in figure3 6 pressing or to shift to the front of Delete Data and operate like follows 1 Pressing ENTER to enter into data deletion interface as shown in figure3 35 2 Then pressing ENTER to delete data deleting will be shown in the screen after nearly 4 seconds the deleti...
Страница 49: ...into test interface 7 After nearly 3 seconds the current thickness value will be 0 then resetting is completed entering into test state Attention before displaying 0 for current thickness value keep sensor away from rebar and other ferromagnet Attention During the measurement resetting operation should be done about every 10 minutes 3 4 6 2 To locate rebar Generally upper bars or stirrups sh ould ...
Страница 50: ...e is the fundamental basis of measurement of thickness of cover When the change of thickness of cover is within 1mm the current thickness value will not change but signal value can reflects mini mal change Therefore according to it you can locate the exact position of rebar more accurately 3 The current thickness value changes from big to small then to big When sensor approaches rebar the current ...
Страница 51: ...connection of two points is the location of rebar 3 4 6 4 To measure thickness of cover 1 Automatic interpretation Sensor parallels with rebar and sweeps above rebar in a uniform speed along the vertical direction of rebar Instrument produces a voice of buzzing suggesting sensor goes over rebar then value of cover will automatically update to the current thickness value of concrete This method app...
Страница 52: ...ere is rebar 63 62 61 62 63 and the thickness of cover is 61 3 To store the measured thickness of cover The thickness value automatically tested by instrument can be stored in group according to object No It can store up to 992 objects and every object store up to 999 thickness value of cover Every number stores the set default diameter value simultaneously and the default diameter value is used f...
Страница 53: ...dense rebar measurement symbol will occur in status bar Under dense rebar measurement rebar location measurement of thickness of cover stored method is the same with general measurement When using dense rebar measurement users should pay attention to following points 1 The scanning speed should not be too fast it is better to be less than 15mm s 2 During scanning to maintain one way movement of se...
Страница 54: ... step 3 and 4 If the two sets of measurement are in line with following features the first scanning can determine A B and C rebar then in reverse direction D C and B will be identified Therefore almost certain that there are 4 steels in this object Figure 3 38 Dense rebar measurement 2 Minimum thickness of cover measurement It is mainly used for following situations 1 After removal of moulding boa...
Страница 55: ...inimum thickness Maximum thickness Ф6 5 5 4 Ф8 0 6 4 Ф10 2 6 6 Ф12 4 6 8 Ф14 10 66 Ф16 10 68 Ф18 12 68 Ф20 12 70 Ф22 14 72 Ф25 14 74 Ф28 16 76 Ф32 16 77 Ф36 16 78 Ф40 20 80 Ф50 22 84 Firstly to locate rebar accurately and to identify precise direction of rebar placing sensor above the tested rebar and pressing key the word Dia will be displayed on the screen After a few minutes diameter measuremen...
Страница 56: ...r 3 5 Introduction of rust test 3 5 1 Main menu of rust test Pressing and key to select Rust Test then pressing ENTER to enter into rust test main menu as shown in figure3 39 Figure 3 39 Main menu of rust test In the main menu user can set parameters such as object No testing method etc also can check or delete the stored data Uniform principle for menu operation is 1 Pressing or to select differe...
Страница 57: ...the last digit of No 2 Pressing or to adjust this digit and pressing or to select other data bits The number adjustment can add or subtract value the maximum is 999 3 Pressing MENU to go back to menu selection state and continuing other menu operation 4 Pressing BACK to go back to previous state 3 5 2 2 Test method Rust test is divided into single electrode test and double electrode test Pressing ...
Страница 58: ...ler black area of legend the smaller potential value is or the larger potential value is Users can easily determine possibility of rebar corrosion based on legend distribution in survey area Pressing or ENTER to move cursor and shift between maximum and minimum pressing or to increase or decrease current value with 10mV steps When adjusting the maximum and minimum the voltage range represented by ...
Страница 59: ...ws 1 Pressing or to select the item needing adjustment 2 Pressing ENTER to enter into editing or adjusting state 3 Pressing or to adjust digit value 4 Pressing SAVE or ENTER to set current value and exit from editing and adjusting state 5 Pressing MENU to go back to menu selection state and continuing other menu operation 6 Pressing BACK to go back to previous state Single electrode dot pitch in X...
Страница 60: ...art is parameter area displaying current ordinate object No current tested potential and test direction Figure 3 43 Rust test interface 3 5 2 6 Data display Pressing or in main menu to shift cursor to Data Display option pressing ENTER to enter into data display interface The left side of screen will display list of tested objects right side with statistical results of corresponding test data as s...
Страница 61: ...de will be updated simultaneously Pressing ENTER to display detailed test data within this object with charts at that time pressing keys to move cursor potential value of current cursor will be displayed in the right bottom corner Pressing BACK to go back to previous data display interface and pressing MENU or BACK to go back to main menu 3 5 2 7 Data deletion Pressing or key in main menu to move ...
Страница 62: ...n Data deletion is unrecoverable it is recommend that users firstly make sure all the data within instrument have already been transmitted to computer then delete data Operation manual of NOVASCAN R800 R630 C310A Novatest S r l www novatest it ...
Страница 63: ...t is conducive to sensor sliding on component surface 4 1 2 To connect sensor to host To insert one end plug in black of signal wire to the left side corresponding socket of host rotating clockwise and locking Then insert the other end plug into sensor socket and lock in the same manner see figure 4 1 for connection diagram Figure 4 1 Connect rebar sensor with host Operation manual of NOVASCAN R80...
Страница 64: ...e Please see chapter3 4 for specific operation 4 1 4 Data transmission After finishing the test transmit the testing data into U disk then into computer for analysis by software Please see chapter 3 2 for specific operation 4 1 5 Data analysis and process The Data processing of multifunctional rebar detector software provides more advanced data processing function Please see Manual of data process...
Страница 65: ... ENTER again to delete all the data within instrument Please see chapter 3 4 5 for specific operation 4 2 Rust test 4 2 1 Preparation before test 4 2 1 1 Prepare the corrosion electrode a State in case b State for use Figure 4 3 Electrode 1 Mixing liquid When electrode is produced both ends have rubber sleeve as shown in fig 4 3a The bottom rubber sleeve is used to protect Operation manual of NOVA...
Страница 66: ...nge with distilled water when soften completely screwing to the electrode bottom at the same time keep a good contact between sponge and bo ttom white ceramic chip The electrode installed for use is shown in fig 4 3b Attention the electrode can use sustainable after one time mixing liquid until the remaining liquid inadequate then reequipped with liquid or supplemented 4 2 1 2 To determine survey ...
Страница 67: ...notes to deal with survey area appropriately 4 2 1 4 To connect cable If testing with single electrode method it is necessary to connect copper sulfate electrode to corrosion sensor port of instrument with signal wires and then chisel concrete in an appropriate position to expose rebar The surface of rebar should remove rust or dirt to guarantee effective connection between wire and rebar and then...
Страница 68: ...he two electrodes to corrosion sensor port of instrument with double electrode signal wire see fig 4 7 4 2 2 Starting rust test 1 To start up the instrument and enter into Method Icon Scan Area under Rust Test respectively Select test method and icon set number dot pitch and number of measuring points etc and then select Start Scan to test interface Operation manual of NOVASCAN R800 R630 C310A Nov...
Страница 69: ...h steps until the end of test for the whole survey area 7 When the test is completed screw down bottom bracket of electrode and place it in instrument cabinets alone Then clean ceramic pieces under the bottom with dry cloth and dry it Finally put on black rubber sleeve in bottom and place it in the cabinet for next usage Clean sponge of bottom bracket with water and place into instrument cabinet d...
Страница 70: ...see chapter 3 5 5 for specific operation 4 3 Attention for field detection 4 3 1 General principles of rebar test 1 Scanning surface should be rela tively flat without higher protrusion If surface is too rough and unable to remove placing a thin plate on scanning surface and minus thickness of the thin plate in test result 2 During scanning process try best to keep sensor one way uniform moving 3 ...
Страница 71: ...ry and removing dust and other debris Survey area concrete should be pre penetrate fully to reduce resistance of electric pathway However there is no liquid water on the surface while testing Adding an appropriate about 2 household liquid detergent to drinking water can generate conducive solution better soakage Operation manual of NOVASCAN R800 R630 C310A Novatest S r l www novatest it ...
Страница 72: ...elegale VialeReiter 108 4 41121Modena MO ufficio commerciale Via Merloni 2 60131 Ancona AN info novatest it www novatest it Version Ver1 2 20140807 Operation manual of NOVASCAN R800 R630 C310A Novatest S r l www novatest it ...
