Made Gas Tracker 2 User Manual Download Page 28

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

Usual case: homogeneous soil

Ex : Concrete, grassy ground, pavement, well compacted trench.



Particular case: Soil with localized elements of lower density

Ex : Buried cavity, localized soft part, etc.



Particular case : soil with localized elements of greater density

Ex : Buried rock, concrete block, localized dense part, etc.

Pavement

Pipe

Measurement axis

Pavement

Pipe

Measurement axis

Less dense
area

Pavement

Pipe

Measurement axis

More dense
area

Summary of Contents for Gas Tracker 2

Page 1: ... A au capital de 270 130 167 Impasse de la garrigue F 83210 LA FARLEDE Tél 33 0 494 083 198 Fax 33 0 494 082 879 E mail contact made sa com Web www made sa com FQ_47_V_1 00 du 22 12 2015 Gas Tracker 2 User Guide ...

Page 2: ...onte manuel et rajout cas pratiques Ajout notes de sécurité électrique Corrections mineures terminologie English translation Added tech Details 8 Added the use of tablet Minor corrections Added location and log information Added location and log information 2011 Ph Coste 2015 Ph Picon 12 2016 Ph Picon 01 2016 Ph Coste 01 2016 Ph Picon 01 2016 Ph Picon 09 2017 Ph Picon 03 2018 L Zomero 12 2018 Ph P...

Page 3: ...ransmitter network 9 4 2 3 Procedure for putting the transmitter into service 10 4 2 4 Procedure for removing the transmitter 11 5 GAS TRACKER RECEIVER 12 5 1 Using the receiver 14 5 1 1 Ground sensor 15 5 1 2 Running the GT2 application on the PDA 15 5 1 3 Pairing the PDA with the sensor via bluetooth 16 5 1 4 Initial settings 17 5 1 5 Measurements 17 5 1 6 Bargraph 19 5 1 7 Histogram 19 5 1 8 Ic...

Page 4: ...v_2_15_en 4 35 7 3 Locating 27 8 TECHNICAL CHARACTERISTICS 31 9 MAINTENANCE 33 10 RECYCLING 33 11 GARANTEE 33 11 1 Limitations 33 11 2 Claims limitations 34 12 COPYRIGHT 34 13 ANNEX 35 13 1 CE conformity declaration 35 ...

Page 5: ... recharging is done by the mains plug The equipment must always be used in accordance with the instructions given in this manual so that the protection it provides is not compromised Any maintenance or repair work must be carried out only by the manufacturer or authorized personnel 2 2 Use od safety instructions DANGER Indicates an eminently or potentially hazardous situation which if not avoided ...

Page 6: ...cal of the tube even in perturbed zones with high sound levels Two connection modes are possible On a customer connection after disconnecting the meter It is the method that gives the best results in terms of detection range This is the recommended method for detecting a main pipe Connection to the pressure valve French network only without disconnecting the customer it is more practical but with ...

Page 7: ...ette lighter adapter External power cable Safety Shunt 3 1 2 Composition of the receiver case Carrying case PDA receiver with carrying bag or tablet PDA or tablet charger Resonator tank Sphero conical fittings optional U shaped copper fitting optional Acquisition ground sensor Telescopic rod Set of long legs for the ground sensor Charger for the ground sensor Flexible connection for pressure tappi...

Page 8: ...nto the gas network 4 1 Description of the front panel of the transmitter Transmitting indicator Default indicator External battery power indicator Battery charge indicator Plug for connecting the resonator tank Mains power switch Mains plug for internal batteries 110 240V 50 60Hz External 12V 3A power supply plug ...

Page 9: ...e lighter socket is provided If this supply is used the internal battery pack is deactivated Maximum consumption of the transmitter unit 3A under 12V or 36W 4 2 2 Connection to the transmitter network A U connection Ø 20 makes it possible to connect directly to the customer shut off valve upstream of the meter or pressure regulator on 4 bar networks Other adapters are provided for different diamet...

Page 10: ... transmitter allows the acoustic signal to be 1 Remove the meter 2 Connect the resonator tank to the inlet valve the purge valve must be open Use the supporting leg and the copper fittings if required 3 OPEN the GAS by SLOWLY OPENING the CUSTOMER TAP so as not to damage the inner membrane 4 Leave the drain valve open for 5 seconds and close 5 Check the connection for leaks 6 Connect the power supp...

Page 11: ...ansmitter 1 Close the inlet valve 2 Switch off the transmitter and disconnect the electrical cable from the tank 3 Vent the tank by opening the drain valve for a few seconds approx 5 seconds and then close it 4 Replace the shunt connected to the gas tap and customer installation 5 Remove the tank and take care not to damage the inlet valve 6 Reassemble the customer installation ...

Page 12: ...35 5 GAS TRACKER RECEIVER The transport case includes the GAS TRACKER receiver assembly The Gas Tracker receiver consists of 2 main components The Ground acquisition sensor The PDA for displaying results PDA or tablet Ground sensor ...

Page 13: ...s NiMH type the charge level is displayed on the receiver GT2 application To recharge it use the charger provided for this purpose The PDA has its own batteries rechargeable with a charger supplied by the manufacturer and delivered with the GAS TRACKER 2 An inverter DC AC converter allows the vehicle s cigarette lighter socket to be used to charge the BASE and or PDA Optional Visualization on PDA ...

Page 14: ...gu_gas_tracker2_v_2_15_en 14 35 5 1 Using the receiver PDA Tablet Ground sensor ...

Page 15: ... switched on with the push button on the top the red LED flashes rapidly for 5s then slowly indicating that the initialization phase is complete The application must be started on the receiver by pressing GasTracker 2 see screen below or by pressing the standby button if it was already active with the PDA in idle mode If the application is started before the sensor the connection will fail In this...

Page 16: ...ication if the default base is on red LED flashing slowly the connection is automatic If for some reason this is not the case Switch on the base press the button and wait for the red LED to flash slowly On the PDA Enter the login window via the menu at the bottom left Use the button CONNECTION On the tablet ...

Page 17: ...vel MODES There are 4 MODES corresponding to 4 levels of noise Low Medium High default Extreme The Mode selection directly impacts the acquisition time the higher the noise level the greater the acquisition time in order to avoid induced acoustic perturbations This choice is not definitive because at any time this parameter can be changed simply by activating the MODE selection drop down list at t...

Page 18: ...rom top to bottom At the top of the status bar left to right o Mode selection ambiant noise o Battery level of the PDA o Battery level of the ground sensor o Status of bluetooth connection Bargraph and measurement histogram Command area Measurement Reset Gain Menu On the tablet ...

Page 19: ...he signal level detected by the sensor before digital processing It displays this information from left to right by first filling in green then yellow and finally in red the display area To make an acquisition in the best conditions the display must be located mostly in the green zone if not decrease the gain 5 1 7 Histogram The histogram collects all the measurements and displays them from left t...

Page 20: ...dicates the quality of the measurement the sensor may be saturated but produce measurements with a good signal to noise ratio To increase the quality of the measurement change from red to yellow or yellow to green the MODE must be increased i e switch to a stronger noise selection Conversely if all the measurements are green it is certainly possible to decrease the MODE and thus shorten the acquis...

Page 21: ...the measures with their signal strength quality saturation level and associated gain Clearing the measures of the histogram will not clear the log However each clearing or noise mode change will be logged so can you know what was done and when If you want you can clear the log by pressing the button on the top menu You can scroll the log up and down using the touchscreen Log screen 5 1 11 Log file...

Page 22: ...53 40 71 0 30 56 111333 40 536804 17 05 2018 12 06 45 79 0 30 56 111103 40 536139 17 05 2018 12 07 36 74 0 30 56 111149 40 536163 17 05 2018 12 10 31 48 0 50 56 111025 40 535927 17 05 2018 12 13 42 61 0 50 56 11103 40 53596 17 05 2018 12 14 32 47 0 50 56 111039 40 535953 Note that this format is proprietary and not directly exportable in any information system To create a LOCATION file Open and na...

Page 23: ...in low or medium noise MODES whenever possible faster acquisition time Do not initially search for maximum positional accuracy but rather try to ascertain the global direction of the desired pipe rapidly Once done it will then be easier to take up a few precise points at the most probable positions of the pipe Do not hesitate to change GAIN and MODE when necessary Above the pipe the signal level i...

Page 24: ... to the surface The propagation is therefore closely linked to the nature of the soil and its compaction If cavities interfere between the PE pipe and the surface the signal will not be able to propagate normally as will a poorly compacted soil The surface of the pavement is important and reception on an earthy or rocky ground is linked to the quality of the coupling between the acquisition sensor...

Page 25: ...gs are always in contact with the solid part of the covering avoiding gravel as much as possible Do not hesitate to crush the sensor with the foot to force the adhesion to the ground and to get rid of the pebbles that could hinder the contact of the legs Do not walk around the sensor during measurement to avoid noise In the presence of soft soil grassy ground trench recently plugged but not compac...

Page 26: ...roximately 1m50 Depending on the measurements and clues taken from the field in association with the existing mapping position along the supposed perpendicular line of the pipeline to be located Optimal reception The red line represents the average value of the desired signal Ideally in the presence of a significant signal this red line remains relatively static as opposed to the maximum of the ba...

Page 27: ...y Do a series of measurements methodically setting a starting point and a point of arrival In case of saturation the gain can be adjusted during the series of measurements the histogram will rescale automatically Find an extremum according to an increasing decreasing curve the pipeline location corresponds most of the time to the maximum level detected Ambiant noise selection Signal level Gain lev...

Page 28: ...e Soil with localized elements of lower density Ex Buried cavity localized soft part etc Particular case soil with localized elements of greater density Ex Buried rock concrete block localized dense part etc Pavement Pipe Measurement axis Pavement Pipe Measurement axis Less dense area Pavement Pipe Measurement axis More dense area ...

Page 29: ...ound above the pipe Note The presentation of these particular cases aims to help the operator do a very precise locating of the desired pipe 15 cm in XY If you only consider the extremum as the locating of the pipeline without performing a finer interpretation the result will still be very good in any case more precise than any excavator Pavement Measurement axis Trench plugged and badly compacted...

Page 30: ... between the trench and the rest of the roadway Classical bell curve the pipe is located under point n 3 The signal decreases sharply when passing through the trench due to a different compaction The interpretation is shown schematically by 2 interlocking bell curves The point 10 relative extremum in the trench designates the pipe ...

Page 31: ...or pinpointing operation Sensitivity adjustment gain 1 to 100 Ambient Noise Filtering selection 4 levels Low to Extreme o Batteries li ion 3 3AH O Chargeur 5A 100 240V 50 60Hz O Temperature 20 to 60 C 95 relative humidity O Protection IP65 Tablet o Batterie li ion 9 650 AH o Micro USB chargeur o Temperature 20 to 60 C 95 relative humidity o Protection IP65 Acquisition Ground sensor o Sensor signal...

Page 32: ...or tank 5 1kg Ground sensor 1 3kg Dimensions Transmitter case 472 x 347 x 194 mm Receiver case 560 x 347 x 239 mm Terms of use Fluctuation of the supply voltage up to 10 of nominal voltage transient overvoltage up to overvoltage category II pollution degree 2 ...

Page 33: ...ing and of initial delivery All parts repaired or replaced under the terms of this agreement will be guaranteed only for the remainder of the period of initial guarantee of the system 11 1 Limitations This guarantee does not cover Break of the security seals Damage caused by a cause beyond control natural disasters strikes wars declared or not terrorism social conflicts or any acts under governmen...

Page 34: ...ny other legal basis of any incidental or consecutive damage resulting from a violation of the guarantee or from carelessness 12 COPYRIGHT All reserved rights The distribution and the copying of this document as well as the use and the communication of its content are forbidden without written authorization of MADE The content of this document is destined for use only as information It can be modi...

Page 35: ...racker 2 Conforms to the following including all applicable amendments Référence Titre 73 23 CEE 89 336 CEE Directive Basse Tension Directive Compatibilité Electromagnétique And that the standards and or technical specifications listed in the manual have been applied The designated product has been designed manufactured and tested in the framework of a Quality Assurance System certified as conform...

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