Instruction Manual Dräger P7-TDX
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10.1.2 Strength test...................................................................................................... 23
10.1.3 Tightness test .................................................................................................... 23
10.2 Selection of the LPG pipeline test ........................................................................... 24
10.3 Fully automatic tightness test according to TRF ..................................................... 24
10.4 Tightness test with external pump according to TRF .............................................. 24
10.5 Strength tests for LPG systems according to TRF .................................................. 25
11. Testing drinking water installations .............................................................................. 25
11.1 Testing of drinking water installations using air ....................................................... 26
11.1.1 Fully automatic tightness test ............................................................................ 26
11.1.2 Tightness test with external pump ..................................................................... 26
11.1.3 Stress test up to DN 50 0.3 MPa (3 bar) and up to DN 100 0.1 MPa (1 bar) .... 27
11.2 Tightness tests for drinking water installations using water .................................... 27
11.2.1 Crimp connections (unpressed untight) ............................................................ 28
11.2.2 Metal, multi-layer composite and PVC pipes .................................................... 28
11.2.3 PP, PE, PE-X and PB pipes and therefore, combined installations .................. 29
12. Testing sewage lines ................................................................................................... 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 pressure ......................................................................................................... 35
14.3 SAV pressure .......................................................................................................... 35
14.4 SBV pressure .......................................................................................................... 36
14.5 Zero-pressure ......................................................................................................... 36
15. Data storage ................................................................................................................ 36
15.1 Storing measurements ............................................................................................ 36
15.2 Data management functions ................................................................................... 37
15.3 Memory info ............................................................................................................ 37
15.4 Show data and delete individual dataset ................................................................. 37
15.6 Deleting measurement data .................................................................................... 38
15.7 Deleting customer data ........................................................................................... 38
15.8 Inspector table ........................................................................................................ 38
16. Information function ..................................................................................................... 38
17. Configuration ............................................................................................................... 39
17.1 Set clock ................................................................................................................. 39
17.2 Activate automatic start for leak rate measurement ................................................ 39
17.3 Selection of the damping value for the pressure sensor ......................................... 40
17.4 Adjust backlight ....................................................................................................... 40
17.5 Switch key tone on / off ........................................................................................... 40
17.6 Automatic switch off (standby) ................................................................................ 40
17.7 Printer ..................................................................................................................... 41
17.8 Calibrating the touchpad ......................................................................................... 41
17.9 Wiping effect in Info window ................................................................................... 41
17.11 Deleting an individual measurement ..................................................................... 42
17.12 Language .............................................................................................................. 42
17.13 Switching pressure units ....................................................................................... 42
18. Function assistance, warnings and error messages .................................................... 43
