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5695070
Edition 04 – September 2020 (Edition 01 – May 2017)
en

Instruction Manual Dräger P7-TDX

Dräger MSI GmbH
Rohrstraße 32
58093 Hagen

Tel.:   +49 (0) 2331 95 84 0
Fax:   +49 (0) 2331 95 84 29
email:

Содержание P7-TDX

Страница 1: ...95070 Edition 04 September 2020 Edition 01 May 2017 en Instruction Manual Dr ger P7 TDX Dr ger MSI GmbH Rohrstra e 32 58093 Hagen Tel 49 0 2331 95 84 0 Fax 49 0 2331 95 84 29 email msi info draeger co...

Страница 2: ...Manual tightness test 14 8 1 Settings 14 8 2 Pressure build up 14 8 3 Stabilization 15 8 4 Measurement 15 8 5 Result 15 9 Testing gas pipelines 16 9 1 General information 16 9 2 Selection of the gas p...

Страница 3: ...31 13 Conducting pipeline tests 33 13 1 Tightness and stress tests 33 13 2 Termination or cancellation of pipeline tests 34 14 Testing pressure regulators 34 14 1 Static pressure 35 14 2 Flow pressur...

Страница 4: ...able battery 45 19 1 General information regarding the power supply 45 19 2 Charging the battery 45 20 Technical specifications 46 20 1 General technical specifications 46 20 2 Technical specification...

Страница 5: ...easurements the device must be inspected and recalibrated once a year by a service center authorized by the Dr ger MSI GmbH 1 4 Tip on disposal according to WEEE EC regulations pertaining to the dispo...

Страница 6: ...d measurements can be documented by means of printouts or storage Illuminated color display with touch screen Function keys F H 1 pressure inlet for mbar sensor 1 2 3 4 5 6 7 8 2 pressure inlet for mb...

Страница 7: ...rrors are detected warning messages are shown otherwise the selection of functions menu is opened Switching off press F key for a longer period 3 sec or using the switch off function in the selection...

Страница 8: ...board Touching the display with sharp or pointy objects can lead to the destruction of the display 3 2 Info window and help functions Pressing the right key for a longer period of time will open an in...

Страница 9: ...ion of the functions The following functions can be selected Switch off switch off the measuring device Customer administration selection and entering of customer data Checklists Visual examination pr...

Страница 10: ...ghlighted customer number and if available corresponding data are shown using Edit This data can be edited using SELECT and accepted using END The following can be stored Customer number name system t...

Страница 11: ...Medium Pressure pressure measurements up to 150 hPa mbar Micro Pressure pressure measurements up to 100 Pascal Pump 150 hPa mbar medium pressure measurement with pump function High pressure ext MPa b...

Страница 12: ...wing functions can be selected Zero the measured value shown is set to zero not ext sensor Damp selection of the damping value not ext sensor START start the pressure measurement ESC ends the pressure...

Страница 13: ...e can be set for this purpose The current pressure elapsed measurement period pressure and time of the last pressure fluctuation are shown during the measurement The diagram always shows the last 30 6...

Страница 14: ...sets the indicated differential pressure to zero this means that the sig nals of both the high pressure sensors are equalized After the differential pressure measurement is started the starting differ...

Страница 15: ...entage of the exposed pipeline can be entered for partially underground pipelines constant temperature Only the temperature change in the exposed pipeline is then corrected The selected measurement ti...

Страница 16: ...arting pressure P Start temperature if temperature sensor is connected T absolute pressure Pa elapsed time of measurement period t difference to the starting pressure dP temperature corrected pressure...

Страница 17: ...rate measurement Tightness Test selection of the automatic tightness test Tightness extern Pump Selection of the tightness test with external pump Stress Test 0 1 MPa 1 bar selection of a stress test...

Страница 18: ...ed pressure changes with and without comparison leak The applied comparison leak method works independent of volume temperature and absolute pressure A possible effect on the measurement accuracy thro...

Страница 19: ...min The current pressure in the gas pipeline to be tested the already elapsed time of the stabilization period and the pres sure drop up to this point negative values mean that the pressure in the ga...

Страница 20: ...the compari son leak The magnetic valve is closed after the comparison measure ment dP 0 9 hPa mbar or t 5 minutes is completed The end of the comparison measurement is indicated acoustically The resu...

Страница 21: ...tness test The P7 TDX enables a direct selection and an automatic identification of the gas pipeline volume The automatic identification of the gas pipeline volume can be helpful for significantly cha...

Страница 22: ...kes sense to work with an external pump to shorten the time for pressure increase After starting the tightness test and connecting the gas pipe line to the P7 TDX the measuring device gives the instru...

Страница 23: ...using CONTINUE If the 0 1 MPa 1 bar test was selected the stress test is started immediately Connect the pipeline to be tested with the pressure inlet of the measuring device marked with bar using a...

Страница 24: ...est Apply 1 1 times the value of the permissible positive operating pressure however at least 0 1 MPa 1 bar to the pipeline by means of air or nitrogen Wait at least 10 minutes in the case of partiall...

Страница 25: ...tion of the stabilization phase is 10 minutes A test time of 10 minutes is required for the subsequent automatic measurement The remaining sequence of a tightness test is described in Chapter 13 1 on...

Страница 26: ...of the strength test stress test is described in Chapter 13 1 on page 33 11 Testing drinking water installations According to DIN EN 806 4 the tests required for drinking water installations can eith...

Страница 27: ...ume Connect measuring device and drinking water installation and start measurement The current pressure P and the elapsed pump time t are shown After reaching the test pressure the stabilization for t...

Страница 28: ...specified the P7 TDX defines the duration depending on the pressure stability in the pipeline 2 to 10 min A measurement period of 10 minutes is required for the measurement The stabilization phase ca...

Страница 29: ...cally at the end of the stabilization period The measurement can be terminated prematurely using CONTINUE The pressure at the beginning of the measurement the cur rent pressure in the pipeline and the...

Страница 30: ...E PE X and PB pipes and therefore combined installations The tightness test with water for PP PE PE X and PB pipes and therefore combined in stallations consisting of metal and multi layer composite p...

Страница 31: ...rrent pressure or the pressure at the end of the meas urement P the pressure difference P diff and the already elapsed time of the measurement period t are shown during and at the end of the measureme...

Страница 32: ...for both these test methods the pipeline complies with the requirements Select the material of the sewer pipe and the test method The following materials and test methods can be selected Cement dry LC...

Страница 33: ...ly and you can switch to the measurement using CONTINUE After the stabilization period has ended or using CONTINUE the instruction is given to reduce the pressure to the test pressure The test time be...

Страница 34: ...s TRGI TRF TRWI etc The current pressure in the pipeline to be tested and the al ready elapsed stabilization period are shown during the stabi lization phase If stabilization was reached or prematurel...

Страница 35: ...To measure the functions of a regulator connect the test nip ple of the gas pipeline to the pressure inlet of the measuring device marked with mbar using a pressure hose The following functions can b...

Страница 36: ...gulator must be open The valve upstream of the consumer must be open and the consumer must be operating A fairly constant pressure in the gas pipeline is expected the amount of which approxi mately co...

Страница 37: ...the line side to the house installation e g via a defective seal To do so depressurize the line downstream of the SAV with main shut off valve open and then check whether the pressure is at 0 hPa mba...

Страница 38: ...ata storage Clear customer table delete customer data storage Operator table editing the testers table 15 3 Memory info The number of stored and possible customer and measure ment datasets are shown a...

Страница 39: ...tered in the inspectors table with number name street postal code city and telephone num ber A tester can only be deleted if there is no measurement data stored in the device The selected tester is li...

Страница 40: ...easurement dataset to be deleted Language language selection for the display texts 17 1 Set clock Setting the date time and automatic acceptance of daylight saving time 17 2 Activate automatic start f...

Страница 41: ...evels can be selected 25 50 75 and 100 The selected intensity of the backlight is retained even after switching off the measuring device 17 5 Switch key tone on off This function allows switching the...

Страница 42: ...r address and or tester s name should also be printed This function remains active even after switching off the measuring device 17 8 Calibrating the touchpad Calibrating the touchpad may be required...

Страница 43: ...t This function enables deleting an individual measurement dataset 17 12 Language Text on the display can be shown in German and English 17 13 Switching pressure units This function allows switching t...

Страница 44: ...ror messages 18 1 Function assistance symbols A number of function symbols are shown on the right side of the display The following symbols can be shown Battery charging Capacity of the battery Blueto...

Страница 45: ...f the measuring device is not within the technical specification Establish the operating temperature in the device Battery temperature 5 x 55 C Battery temperature is not within the technical specific...

Страница 46: ...of the charger should be checked regularly for damage The charging process takes 1 4 hours depending on the charge state The red LED on the top of the device is on during the charging process At the b...

Страница 47: ...erature 20 C 50 C Relative humidity 10 90 RH non condensing Air pressure 800 to 1100 hPa 20 2 Technical specifications pressure measurements Micro pressure measuring range 100 100 Pa resolution 0 1 Pa...

Страница 48: ...checked once a year by an authorized service center and if necessary be recalibrated The device can be cleaned with a damp cloth 22 Consumables and accessories Single pipe cover DN 25 5600842 Single p...

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