- Shanghai Thrive Industry Co., Ltd.
Contents
1. 7 Operation Gir COON uuu ll Pasean Sin 7 5 1 Transmitter operations Introduces I 2 FRCS IV SO E EEEE EREE E 8 i ee 12 Dipeline amp cable u a 12 6 1 Simple pipeline amp cable 12 6 2 Special pipeline detet UO 21 6 3 Ordinary instances in 22 ag M 25 Maintenance and Elimination for Common Malfunction 25 J lk DU EE 25 Ta Qinti ir uuu uassaassuasuaasawassaassuasvaasakasusassuaayaasskosssassucsyaqsauozssasayasasqa 25 7 3 Elimination For common malfunction 25 ai ERA E EO o o o o 0 0 0 7 TR 26 Io Po n Gn S NEST T E 26 www shthrive com iy EE THRIVE INDUSTRY Chapter One Outline 1 1 Thrive Industry Pipeline amp Cable Locator TY 2000A The Pipeline amp Cable Locator consists of a Tra2. aS WA Ed 2k THRIVE INDUSTRY www shthrive com Pipeline amp Cable Locator TY 2000A User Manual SHANGHAI THRIVE INDUSTRY CO LTD THRIVE INDUSTRY HONGKONG CO LTD www shthrive com iy EE THRIVE INDUSTRY Table of Contents OMG m 1 O line uu y l 1 1 Thrive Industry Pipeline amp Cable Locator esee I Chapter TW T 1 main function and characteristics of Pipeline amp Cable Locator I BI alti UNINC u x T OTT I 2 2 7 I K k IC u usss tecciacotnediclessusesustoeeecaswcatucet ckeucetataestecaientous I 2 MCC Wi AS CI CONG uu uuu au EEEE EEEE EEEE EEEE EEE 2 CAP CEE Irpa e 4 The theory OF th lOCACON sssscssssssscsasnserscessessessaccesussaecesestassebscstuessssnncsencnedesnbsbadseabepsbesoeseverssseeeessn0ess 4 3 1 The locator electromagnetism theory and route search 4 Dip him hod ur NES 5 Chapter TODE xu u aswaa Su S SS Susa 6 JS0 A A A A E 6 LL iL NR E 6 1 L K 6 Chapter MYO t
3. Two ways of inflict transmitter signals in common use direct connection and Induct divisor Whatever way to choose you must assure that the objective pipelines can distribute a certain distant signal electric current loop or the locator cannot detect the objective pipelines The transmitter can contact the capacitance Earth the pipelines if it is necessary Enter into the signal output estate automatically if there s no remain pressure on the pipelines if there s high pressure you will hear an alarm meanwhile the measure will not continue please measure again after finding out the causes Note If the pipelines which under the transmit point insulated block value is small less than 1kQ or the measurement is 0Q or it is near the cable tie in box then the signal may leak or cannot bring Induct current So you can properly move the transmitter to get the strongest Induct coupling signal 13 www shthrive com zz EV gae THRIVE INDUSTRY 6 1 3 Direct connect method Direct connect method is fit for tracking the cables water pipes and gas pipes distribute systems 6 1 Link the connect cables to the transmitter output jack one red line to the objective pipelines eliminating the rust if it is necessary to guarantee good electric contact Another black line link to the grounding point it may be several meters distant from the objective pipelines and had better be in a right angle with the possible route of th
4. it does not work the signal is too feeble Press The value shown is on the low side when testing the route the signal isn t loaded Check the transmitter output line Operating with Induct method can measure the signal distance from the transmitter within 50 meters cannot measure the signal outta 50 meters The receiver cannot receive The transmit intensity isn t To adjust to the proper signal when using immit method adjusted well transmit intensity 26 The transmitter should be placed over the d pipeline The transmitter isn t placed over the pipeline The transmitter isn t place parallel to the pipeline www shthrive com zz Ey Exe THRIVE INDUSTRY The signal output pin doesn t Stick the pin well in As above stick in well When using Induct method Whe signal outputting Use it after it has been immit method can hardly receive when it displays or you fully recharged signal must get it recharged 7 4 Maintain service Thrive Industry can provide prompt and high quality service for the customer When the instrument cannot work normally make sure it is the problem of instrument itself first then please promptly contact with the service center and provides the instrument model the serial number as well as the detailed accurate breakdown description The engineer in the service center can provide some instructions and analyze the preliminary reason for the
5. near the position of the peak value response 17 www shthrive com zz EV gae THRIVE INDUSTRY _ zero response Fe 6 1 7 Depth measure As long as inflicting the transmitter signal onto the pipelines you can do depth measure to objective pipelines Pay attention to the proceedings hereinafter in operating 1 Do depth measure in the middle part of the pipeline the depth of detecting must be within the depth detect extension It s the sticking point for big diameter pipelines 2 Don t do depth measure at the pipeline crook or nearby the T shape branch pipe you can get best precision measure 10 meters depart from the pipeline 3 The depth measure is unfaithful when there s intensive interfere or the transmitter signal has already been coupling on the close by pipelines 4 Avoiding inflict signals using Induct divisor in depth measure if you have no alternative the transmitter must leave 30meters away from the depth measure point 5 If the transmitter signal is transmit to the near by pipelines you should inflict the signals onto the objective pipelines by both sides connect method 6 Two measure ways speediness measure and precision measure press depth two times to enter precision measure Direct reading divisor is in common use 7 When detecting depth the signal value should be over 3000 and the value fluctuate is small 18 www shthrive com EE THRIVE INDUSTRY a Dire
6. signal size 3 Pipeline state detection when the transmitter in inject mode first test the resistance of pipeline the voltage then send the signal to a pipeline When the resistance too small almost in short circuits the transmitter will withdraw from inject mode when the voltage 1s so large the transmitter will warning the operator must to stop the transmitter 4 battery test Real time detection of battery when the voltage lower than the protect value the transmitter will automatic shut down 2 3 Technical specifications 2 3 Technical specification 2 3 1 1 Transmitter Technical specification of Transmitter signal frequency a Inject method 480Hz 31 KHz b Induct mode 3 KHz c Inductive clamp method 3 KHz Output Pressure 0 400V P P automatic manual adjust due to the insulated instance Output wave shape sine wave Power source I1 1 1VDC 4 4AH Li ion Peak output power 10W 2 3 1 2 Recetver www shthrive com zz Ey Exe THRIVE INDUSTRY Technical specification of Receiver Power loss IW Power source 11 1 VDC 1 8AH Li ion Biggest test burying depth 4 5 meters normal condition The test burying depth error lt 0 05 5 is pipeline depth The test route error lt 5cm normal condition Test the route and the efficient depth with Inject method 5Km normal condition Test the route and the efficient depth with Induct method 3Km normal condition Note The objective pipeline has no in
7. the stethoscope and electric current measure three function use connect with Eas anda automatic or manual mode select key gt The frequency selection key uses to select the frequency 10 www shthrive com Ze EE THRIVE INDUSTRY 5 2 2 display function explanation the figure of the display work on the peak mode 99 A Route a B 480Hz 43 5 4 the figure of the display work on the valley mode 99 A Route w B 480Hz 34 5 5 99 the relative gain of signal from 1 to 99 Wat he key to change this value when work on manual mode the automatic measure mode when Wai he key to enter the manual measure mode the icon change to M Route Current route display condition presses T key can measure the depth of pipeline The peak mode the route largest when upon the pipeline when www shthrive com Ze EE THRIVE INDUSTRY presses key change to the valley mode the icon change to V V The valley mode the route turn to smallest when upon to the pipeline 480Hz the current frequency press key to change they are 480Hz and 31KHz can be selected the bar graph of the signal 3618 the intensity of the route 45 the relative rate of the signal The direction display indicated the pipeline in arrow head right left side Attention it do not work when far from the pipeline B The current battery condition When exam
8. will coupling to the stretch metal protective fence It is difficult to track for the metal protective fence is near from the transmitter under layer antenna Taking up the receiver and hold the under layer antenna parallel with the metal protective fence overcoming this difficulty is easy 6 3 5 Street lighting cables The transmitter signal is always connected to the metal pillar If it is cement lamp standard unless the lighting cables can be grounded via connecting to the examine and repair shelf or you need to connect the transmitter signal with the lighting cables metal shield Knowing the relevant position and depth of the lighting cables along with the other street establishment of the same lighting system is quite helpful for tracking lighting cables one connect point may inflict signals to the cables of a large piece of area It is viable to inflict signals to other electric power cables by using lamp standard but the signal may be very little for it maybe had transmitted for a long distance before it returned to the transformer substation and it must stream again from the system Here we can adjust the transmitter to high output power mode and tune up the output power This method is viable for the 24 www shthrive com Ze EE THRIVE INDUSTRY cables which are not convenient or difficult to inflict signals to locate As for the cables taking part from the wooden telegraph pole cement telegraph pole or the lighting p
9. 70 method is widely adopted by the professional pipeline detect companies for its high precision of depth measure and efficiency in anti jamming 6 1 8 Fieldwork procedure The pipeline amp cable locator can do orientation for all the metal pipelines and cables of the extent So all the information about the depth and positions of pipelines are helpful for designing new pipeline pave project 6 1 8 1 Preparation Work over the locale before operating the pipeline amp cable locator The well cover street lights and all the signs refer to cable and pipes are considerable Make sure the extent including the edge belt of it 6 1 8 2 Gridding search Park the transmitter on each point of the extent in reasonable alternation do gridding research in order to detect the ignored pipelines which detected by no power research and other pipelines 6 1 8 3 Track orientation and depth measure Inflicting the transmitter signals to the pipelines and the cables this can be linked For example the container the valve the streetlights and so on track the part out of the extend and mark it For the pipelines need to be identified you can track them till the well cover streetlight and so on and then you can inflict the transmitter signals back to the extent Do orientation and depth measure to all the key points and characteristic points of each 21 www shthrive com EE 45 JA EE pipelines of the area mark them and note
10. DUSTRY 3 2 Depth measure 100cm J2 There are two same horizontal loops laying in the receiver the distance between them is known sees chart 3 2 obtain the signal strength of the loop over the surveying route according to the electromagnetic theory may calculate the burying depth size of unknown goal pipeline conversely According to the Induction electricity faradism difference to calculate burying depth of pipeline www shthrive com Ze EE THRIVE INDUSTRY Chapter Four Before Use 4 1 Battery When the power source is insufficient charge cells or corresponding dry battery in time to guarantee the enough electric power Do pay attention to the polarity of the battery The transmitter uses 11 1V 4 4AH Li ion and the receiver uses 11 1V Li ion You cannot charge over 8 hours 4 2 Test Every pipeline amp cable locator has to be tested before leaving factory with eligible certificate 4 2 When using the cell must have sufficient electricity concrete operation methods as below 4 2 1 Turns on the instrument to let the cell discharge until the cell symbolize on the menu into X at this moment the terminal voltage of cell is 11 1V Attention don t let the cell discharge excessively 4 2 2 Meets the alternating current at this moment the indicating lamp is not bright then meet the cell at this moment the green light 15 bright 4 2 3 Insert the BNC of the charger into the BNC connector jack the red light s
11. ct reading method It can do depth measure of 4 5 meters It s simple and convenient the precision measure 15 high when there s no interfere But it has the shortcoming of a sort of anti jamming ability Signal Intension 6 6 First use the transmitter to do orientation for the response of the objective pipeline peak value and peak valley If the two positions are differ it shows that the interfere exits you may try again by inflicting transmitter signals to eliminate the needless signals and do depth measure at the place where the response of two signals are accordant Place the receiver right over the pipeline and the machine s surface must be in a right angle with the pipelines and the ground adjusting the sensitivity to make sure that the number is within the measure range Press depth to show the depth press again to return to the former mode If it turns out a strong radiate place then there may be a radio station meanwhile you may measure the depth by making the antenna 5cm higher than the ground detract 5cm from the depth shown to know the pipeline s depth If you doubt about the result you may check again by making the receiver 50cm higher than the ground if the result raise 50cm it proves the former result right The depth measure precision can reach 5 if the situation is proper But the operator is impossible to know whether the situation is proper or not So we must adopt some techniques as follows
12. customer If the question still could not be solved please deliver the instrument to the service center to do repair All products and the accessories of our company had been well tested when designing producing and before leaving factory guaranteeing the trustiness of the performance and the choiceness of the quality If you have any problem in operating please first consult this user manual If you need more consultation please contact the after service department 7 5 After service promises Our products carry out maintaining for life outer the maintaining period you only have to pay for the cost charge We respond to the clients advices and problem to the product quality in 48 hours 27
13. e objective pipelines The transmitter LCD may show the value of the output electricity If the output electricity 15 too small you must check the grounding situation of transmitter and the objective pipelines change the grounding position or water the dry sand if it is necessary 6 1 4 Induct method 6 2 In the transmitter there s a transmit loop you can directly Induct the signals onto the pipelines under the transmitter for the deeper objective pipelines the efficiency is low this method is usually used at the place where the depth is less than 2 meters 14 www shthrive com EX Il RA ER What should be attention is the signal can not only Induct the objective pipelines and also do to close by pipelines Don t use Induct method to inflict the signal to the well insulated pipelines unless the two ends of the pipelines can effectively ground Turn on the transmitter power supply place the transmitter right over the pipelines and make the transmitter in a line with the pipelines And you can locate the pipeline at least 30 meters away from the transmitter Note The transmitter will send radiation signal to the air and pipelines So at a distance of the shooting near the local workstation machines there might be some problems in order to determine the receivers are positioning themselves rather than direct pipeline to receive a transmitter air signal to the transmitter side of the movement ma
14. er to locate the pipeline tie in and then make the transmitter perpendicular to the pipeline searching apex and valley response at every tie in to nicety locate to the pipe 25 www shthrive com iy EE THRIVE INDUSTRY Chapter seven Maintenance and Elimination for Common Malfunction 7 1 Check up Both the transmitter and receiver have rechargeable batteries inside you must recharge it before using Note There are two chargers one for the transmitter one for the receiver the charging methods are due to the charger instruction 7 2 Cleanness maintenance If needs to remove the silt or dirt on the pipeline amp cable locator please use the sponge and tepid water also may use the weak basicity soap to remove the stubborn dirt Don t use any solvent to clean The Thrive Industry Pipeline amp Cable Locator has certain rainproof function but strictly prohibits immerging it in the water does not guarantee the waterproof and leak proof quality Do not deposit the instrument in the moist place especially the place with caustic gas 7 3 Elimination For common malfunction Examine and Repair for the malfunction To measure the pressure of the charger receptacle with multimeter No display with du du noise low cell prevents short circuit if it is lower than 10 5 V it must be recharged The display is not clear when 2 opening or during the operating low cell process the light is enough
15. ge the signal frequency www shthrive com Ze EE THRIVE INDUSTRY LOI Uses in the selection signal load way Pours into the way induction way pliers to clamp the way the starting condition for pours into the pattern 5 1 2 display function the figure of work on inject mode Inject 5 2 In which B The current battery condition When examines the battery voltage is lower than the protection value is the warning and the automatic close down 480Hz the current frequency selected You must draw from the transmit mode when change the frequency the frequency defined the transmit mode you selected 10 signal output power Through regulate by Eas 594 range from 0 to 100 6mA the electric current size when on the inject mode it will be reduced with the increase distance of the pipeline c the condition of trans 5 2 Receiver operation receiver Panel figure www shthrive com Ze EE THRIVE INDUSTRY B F E Z FR 1 TX Pipeline amp Gable Locator Receiver lt gt 5 3 5 2 1 key functions OEA The power supply and light or off the display back light push the key for more then 3 seconds to shut down ANA The peak valley value choice key push the key to select the peak or valley mode push down this key to measure the depth and the electric current Gain increase key Gain reduction key S Menu key This menu contains the volume control
16. hines When charging is over the red light is bright 4 2 4 Controls total duration of charging in 5 6 hours 4 2 5 When charging don t have to separate the alternating current or to insert and pull out the plug otherwise must repeat 4 2 1 4 2 4 processes Before use the Pipeline amp Cable Locator please read this handbook The pipeline amp cable locator TY 2000A packing list Transmitter Receiver Take along bag Transmitter charger 1 pc Receiver charger Inductive clamp www shthrive com Ze EE THRIVE INDUSTRY Chapter five Operation direction 5 1 Transmitter operations introduces the transmitter kneading board chart T ERN Pipeline amp Cable Locator Receiver F 5 1 The transmitter used the high performance microprocessor to carry on the control intuitively the Chinese character demonstration contact surface the operation convenient Has the output signal intensity memory to maintain pours into under the way the real time monitor output current size function Each time will press a key will lighten the back light after 8 seconds automatic extinguishment will save the battery energy 5 1 1 key functions Presses down this key the power source connection again presses for moment power source shut down lii signal trans start stop Press to Increase power output largest to 100 ML Press to reduce power output Smallest to 0 2 push down the key chan
17. illar you can operate the transmitter at the Induct mode and put it alongside the pillar which is in a right angle with the ground to inflict signals 6 3 6 Track metal gas pipe Generate pipeline orientation and track technique can be used to detect the steeliness gas pipe Some gas pipes have insulative tie in to offer the inner house an effective earth loop Locating the gas pipe under or roadside of the highroad you can use single end connect method to connect the transmitter to the valve and connect the earthing cables to the valve box s metal shelf guaranteeing to nip the line nip well can offer well electric connection You may brush and scrape the oil paint or the rust before connecting if it is necessary Sometimes one section of the pipeline may has some insulated tie in you should inflict the transmitter signal to the far forth end of every insulated tie in and the higher signal frequency should be adopted There maybe the tie in can hardly let the signal go through in some other iron pipes you may track the iron pipes in Induct way and move the transmitter to the position last detect the signal Brand together the techniques as above you can track the iron pipelines triumphantly commonly If all the tie in of the metal pipelines are insulative you cannot locate it by generate method one way is to use extend in method to locate the pipeline tie in that is extend the transmitter s forepart into the pipeline in ord
18. ines the battery voltage is lower than the protection value is the warning and the automatic close down Depth Result 1 00cm 5 6 In which 100cm the depth of pipeline when press the route key back to peak mode condition 12mA the value of electric current measure the electric current of the pipeline 480Hz Current frequency 3280 the value of route E the battery condition 12 www shthrive com iy EE THRIVE INDUSTRY chapter six pipeline amp cable locator 6 1 Simple pipeline amp cable locator 6 1 1 Security The safety comes first don t neglect the security problem and use the Pipeline amp Cable Locator certainly to have to follow the strict standard When uses some special methods for example sends the transmitter signal directly in the charged electric cable or poke probe in the pipeline with high pressure only personnel who have certain qualifications can do The Pipeline amp Cable Locator is usually used on the transportation busy road so when using it please be careful all the time and don t forget Safety Comes First Attention The transmitter has high output pressure may reach 500V do not touch the wire which was stimulated 6 1 2 choice transmitter signals The operator must choose the technique to inflict best transmitter signal and the least coupling domino effect Guaranteeing send enough track signals use lowest signal to save cell power and reduce coupling effect
19. isturbing of peak value method is much higher than the valley value method it must be used in all kinds of works The response when receiver is right 16 www shthrive com a BM E over the objective pipelines is zero valley value 6 4 6 1 6 2 Valley Value Method The valley value method is quick but the precision is bad it mainly uses to track the pipelines and check the correctness of peak value method orientation Tune the receiver to the peak value response to speed up tracking the pipelines you can hold the receiver at any trend because the valley value response doesn t rest on the orientation of the pipelines When you walk along the pipeline you may move the receiver left and right and observe the valley value response right over and two sides of the pipeline When you use valley value response mode and as the receiver is in a right angle with the cables the LCD may show the left right arrowhead to the pipeline position Tune back to the peak value response mode periodically so as to check the exact position of the objective pipelines Use peak value mode to do orientation and mark it And then tune back to the valley value response mode note down the valley value response position if they are accordant it can be considered pinpoint If they are not accordant then it should be not pinpoint Attention the two signs are at the same side of the objective pipeline the fact position of the objective pipelines is
20. ize and track the objective pipeline only by the receiver s response so we must use direct join method 6 3 Ordinary instances in detection 6 3 1 Track the cables from tie in or connection box Before inflicting transmitter signal it is necessary to take the common tie in apart in order to track the objective pipeline If you want to track all cables start from the connection box you may operate the transmitter at the Induct mode put the transmitter by one side of the connection box in line with the cables tracked 6 3 2 Long distance cable track In order to transmit the transmitter signal long enough distance it is necessary to take the 23 www shthrive com Ey nA RIER earth connection of the cable off When the tie in or connection be earthed because of the safety or the prevent thunder protection electric emerge avoid overloading discharge ware is used to replace the earthing of the tie in or connection so as to protect the cables making the uninterrupted orientation possible 6 3 3 Tie in pinnacle pulse Most cable tie in or connection may produce a pinnacle pulse at the response to the receiver working experience and the realization of local situations are helpful for the operator to distinguish whether the pinnacle pulse figures that there s a connection box 6 3 4 Metal fence The cables usually burying under the ground of the outside of the metal protect fence of the highroad the signal
21. nsmitter and a Receiver used in the underground utilities route locating the depth measuring and long distance tracing We adopted multicoil electromagnetism technology on the Pipeline amp Cable Locator enhanced the pipeline localization to decide the depth precision and the goal pipeline recognition capability also could accurately carry on tracing and the localization in the pipeline crowded complex region to the goal pipeline The Pipeline amp Cable Locator is widely used in the telecommunication electric water supply natural gas physical prospecting town planning etc The Pipeline amp Cable Locator has many optional accessories thus increased their use and expanded their application scope Before use Thrive Industry Pipeline amp Cable Locator please read this handbook carefully Chapter Two main function and characteristics of the Pipeline amp Cable Locator 2 1 Main functions 1 Detect the underground cable and pipeline route 2 Measure the underground cable and pipeline depth 3 Determine the underground cable and pipeline insulation degree 4 Determine the route and depth of the cable and pipeline without touching the transmission signal 2 2 Main characteristics A Use the newest integrated circuit and signal processing technology to achieve outstanding test performance B The survey signal transmission includes 1 Direct Inject method In has Injected the spot on the pipeline to survey the route and the b
22. r will response to it as zero values valley top right over the tie in of the T shape branch pipeline The reverse position of the valley 1s the nicety place of the T shape branch pipeline s 22 www shthrive com Ey nA EE tie in 6 2 2 Parallel pipelines detection In pipeline detection the parallel pipelines is the sort of universal instance in the area where the pipelines are dense the receiver may always receive the interfere signal from the close by pipelines it may brings us the difficulty in recognizing and tracking the objective pipelines and effecting the precision of orientation and depth fix Therefore we must adopt some methods to the best of our abilities to minish the influence of the close by parallel pipelines coupling signal First we d better not use the Induct method in the area where the pipelines are dense but to use the coupling ability of direct join method to inflict transmitter signal In such instance we d better use peak value response mode orientation measuring the depth by 7096 method so as to reduce the windage In commonly instances the response of the receiver to the objective pipeline should be bigger than it to the close by pipeline we can recognize and track the objective pipeline by the response of the receiver But if the close by pipeline is nearer to the ground surface the receiver s response to the close by pipelines will surpass it to the objective pipelines We cannot recogn
23. sulated failure or other interruption in the above mentioned range in the normal condition 2 3 2 Environmental request Operating temperature 20 C 2 50 Storage temperature 40 C 70 Relative humidity 10 90 Atmospheric pressure 86 106KPa Environment noise lt 60dB 2 3 3 Physical property Pipeline amp Cable Locator Weight External Dimensions mm Entire machine gross weight a 790x250x420 www shthrive com Chapter Three The theory of the locator 3 1 The locator electromagnetism theory and route search When alternating current through a straight line conductor it has a coaxial alternating current magnetic field around this conductor puts a loop in this magnetic field it will Induct the same frequency alternating current in the loop the Induction tension size is decided by the position of this loop in magnetic field when magnetic line direction is parallel to the loop the loop Inducts the voltage horizontal ponderance is biggest like the chart 3 1 left shows When the loop is vertical to the magnetic line direction the Induction voltage horizontal ponderance is smallest like the chart 3 1 right shows From this can judge the route of a cable i Rnute Foute W i i i ATUL IT cor n HELL GT B n HE ELLE En FoU Jd XN p QUU Ta I E s a ground a 1 m YI a a ee eee KT gt F db il art ai ground t cable cable 3 1 www shthrive com Ze EE THRIVE IN
24. the relevant pipeline information and detect results And then coordinate the data to do the pipeline distributing map 6 1 9 subsidiary function 6 1 9 1 Headphone method It has a good effect to pipelines general cannot be recognized such as many parallel pipelines aerial cable The headphone will get the biggest response intensity on the objective pipelines which have been inflicted transmitter signal When the direction of the arrowhead of headphone is parallel to the pipeline direction the signal is the biggest The other way round the signal is the smallest 6 2 Special pipeline detection 6 2 1 T shape pipeline detection As long as you had made tracks for the pipeline and marked you can track again along the pipeline with the receiver but this time you may track one step distant from one side of the pipeline which has already been tracked and make the receiver run parallel with the pipeline The locator cannot detect the signal send by the main pipeline or the signal is little but the response to the branch pipeline 1s In evidence The most reliable method for locating the pipeline 1s to inflict the transmitter signal to the end part of the branch pipeline The signal streams from the branch pipeline to the main pipeline and then streams between both sides of the main pipeline s double directions The airframe surface is in a right angle with the main pipeline you can track the signal along the main pipeline the receive
25. thrive com Ze EE THRIVE INDUSTRY The transmitter cannot earthing when using the Inductive clamp to inflict signals In many instances people always choose Inductive clamp method instead of direct link method as the working mode of inductive clamp method is like the pipeline has already been slice off and link the transmitter to the two incisions 6 1 6 Use the recevier to do orientation and orient the depth Since you successfully inflict the transmitter signal onto the objective pipelines you can track and do orientation to the pipelines with the receiver The position and the depth are the most important information of underground pipelines 6 1 6 1 Peak Value Method Peak levels in response to two days of receiving a target pipelines signal strength level the antenna and top receiver antenna signal intensity for the poor response Peak model is the top receivers in the target pipelines will be the largest peak response Airframe associate transmitters receivers will face made at the walk along the curve around adjust sensitivity to the scale readings remain within When peak response local stop moving back and forth on both sides of the pipelines receiver to identify peak response Then receiver local moves in the direction of maximum pause Raising receiver lightly back and forth movement of the peak to determine the precise location of pipelines position in the target for the markings The precision and the ability to avoid d
26. to check some key reading 19 www shthrive com TH EE Is the pipeline route straight At least it must be straight in 5 meters at the both sides of the measure point Is the signal stabilizing in 10 meters If it is stabilizing you may do depth measure at the former measure point Check whether there is a close by pipeline with strong signals at the distance of 3 or 4 meters to the objective pipelines It is the ordinary and most serious cause of error in depth measure The strong signal of close by pipelines may cause 509 error To do depth measure a little far away from the pipeline orientation points the smallest is the most pinpoint one b 70 method If you have doubt in the result of direct depth measure you can use 70 method to check this kind of measure is efficiency because it adopts reading several different points to do depth measure deeper than 20cm 6 7 When the receiver is right over the pipeline make the reading a proper number while the receiver Is in a right angle with the ground and then move the receiver left and right to decline the reading to 70 of the value Mark the two points and measure the distance The distance is right the depth of the pipeline 20 www shthrive com Ey nA EE Note Do not use this method when the depth is less than 20cm If the results of the two depth measure are close it tunes out that the precision of the depth measure 15 guaranteed
27. urying depth this method measuring accuracy is high ant jamming ability 2 Induction coupling method In the railroad the coal gas the physical prospecting the line cable and so on does not have pours into the spot on the pipeline to survey the route and the www shthrive com Ze EE 2 HA THRIVE INDUSTRY burying depth 3 Inductive clamp method As one of the important accessories inductive clamp is used for inflicting the transmitter signals directly onto the objective pipelines C many kinds of survey frequency Has 480Hz the 31KHz two kind of frequencies The user may carry on the choice according to the environment to need differently to survey frequency please to indicate specially in ordering contract D enhancement test efficiency different localization pattern and function 1 peak value pattern Determines the position through the maximum route signal 2 valley value pattern Determines the position through the minimum route signal 3 route direction detection Direct viewing instructs the route rapidly the direction 4 current test CM find the goal pipeline by using test the current 5 stethoscope fine the pipeline through stethoscope from the multitudinous pipelines E auxiliary function 1 automatic control receive gain The automatic control receiver gain causes the receiver to be at the optimized condition 2 sound function The receiver reflects the survey intuitively through the tonality change the
28. y be one or two step if the response from the receiver is moving to see pipelines said receiver and the distance between the location of fire planes Another method is to directly target transmitter receivers the receivers then respond if the same or increase said receiving the air signal receivers such as the emergence of such a situation should be investigated to reduce transmitter power and reduce the sensitivity receivers receivers may need to be 50 meters away from the transmitter 6 1 5 Inductive clamp As one of the most important accessories it can directly inflict the signal to the objective pipelines Inductive clamp can inflict all kinds of signals safely with continuous power Please attention the transmission distance of Inductive clamp signal is nearer than that of directly link signal Insert the BNC of the Inductive clamp into the transmitter s output BNC connector Jack Hitch the pipelines with the Inductive clamp make sure it s closed and then open the transmitter link well the pipelines so that the signal can be transmitted to the pipelines It 1s normal that there s buzzer or shake it doesn t do harm to the instrument Don t touch the BNC when the Inductive clamp clamps the electric power cable Though the insulated cable has no real earthing point as lone as the pipeline buried a certain distance underground can support a capacitance coupling it can track the insulated cable as well 15 www sh
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