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Sound Level Meter class 1 according IEC 61672-1:2014

Version 2.51

June 13, 2019

c

SINUS Messtechnik GmbH

Foepplstrasse 13, 04347 Leipzig, Germany

http://www.soundbook.de

[email protected]

Summary of Contents for Tango Plus

Page 1: ...Sound Level Meter class 1 according IEC 61672 1 2014 Version 2 51 June 13 2019 c SINUS Messtechnik GmbH Foepplstrasse 13 04347 Leipzig Germany http www soundbook de info soundbook de...

Page 2: ...ontents of this manual without prior notice SINUS Messtechnik GmbH accepts no responsibility for technical or typographical errors or deficiencies in this manual Furthermore SINUS Messtechnik GmbH dis...

Page 3: ...Data export 19 2 4 Calibrate 21 2 4 1 Calibrate using Tango Utilities 21 2 4 2 Calibrate Tango_Plus directly 22 2 5 Measure 23 2 5 1 Measure low sound levels 23 2 5 2 Overload and Underrange 23 2 5 3...

Page 4: ...ble Firmware 41 4 Technical specifications 42 4 1 Microphone with capsule MK255 43 4 1 1 Random incidence and free field correction 44 4 1 2 Connection assembly of the detachable microphone 44 4 2 Opt...

Page 5: ...eral test measurements to get familiar with the instrument before using it for important measuring tasks 1 1 General information The manual includes the following signs to indicate important informati...

Page 6: ...and send us the device for repair 1 3 Power supply Tango_Plus is powered by two batteries of the type LR6 AA nominal voltage 1 2 1 5 V primary cell or rechargeable So it can run for at least 40 hours...

Page 7: ...ary for replacing the batteries figure 1 3 1 At the bottom of the device the USB socket is located for connecting the device to a PC type USB C Next to it there is a socket for a 3 5 mm stereo jack Th...

Page 8: ...the measuring time is displayed There are three basic modi to display spectra history data or numeric values as well as a display for infor mation Figure 1 3 Third Octave Display The Third Octave Disp...

Page 9: ...ule see also table 2 2 Device Info NOTICE A warning appears if the original preamplifier is not detected A Measu rement can still be performed but an according remark is connected with it 1 5 First us...

Page 10: ...ent continuous sound pressure level for the entire measuring period on the display or of the last storing interval stored data frequency weighting A LCeq Equivalent continuous sound pressure level for...

Page 11: ...ance this procedure may take a few minutes 1 7 2 Tango Utilities installation Installing the software Tango Utilities resembles the installation procedure of most Windows applications Follow the instr...

Page 12: ...th record for the specified time is blinking The device can be shut down It will wake up automatically to perform the measurement and shut down afterwards again The measurement can be stopped any time...

Page 13: ...ng of the Y axis Display Weigthing Available weigthings Z A C Display Interval Select the rate of display refresh 125 ms 60 min End Result only Storage Weigthing Available weigthings Z A C Storage Int...

Page 14: ...status information from left to right Connection Status disconnected connected but Tango_Plus off connected Tango_Plus on Virtual COM Port Measurement Status Stop Measurement Pause Record Status Reco...

Page 15: ...s which you may set in the column Options By the buttons Open and Save you may open a configuration from the PC or save the current one to it The same can be done by using the menu points File Open Co...

Page 16: ...2 APPLIANCE Figure 2 6 Configuration in setup tab Manual Tango_Plus 16 of 47 SINUS Messtechnik GmbH...

Page 17: ...in Display Tab 2 3 6 Octave Tab Figure 2 8 Show spectral values in Octave Tab In the 1 3 Octave tab spectral values are shown figure 2 8 which are calculated by the device during a measurement accord...

Page 18: ...On the left side a summary of the selected measurement is displayed By right clicking on an entry in the table you will open a context menu in which you may delete the measurement Delete or export da...

Page 19: ...attributes to be given to the export file name and select the values which that file should contain Via the Add File button you can create more History Data tabs to get several different configured e...

Page 20: ...11 Export Result List Result tab This tab provides the export only of end results as txt or csv Just type the filename with the desired format Figure 2 12 Export Result Manual Tango_Plus 20 of 47 SIN...

Page 21: ...the approved calibrators and the accuracy classes achieved is given in section 4 2 Follow the instructions below to calibrate the device at 1 kHz 2 4 1 Calibrate using Tango Utilities 1 Connect Tango...

Page 22: ...ce is measured and second the calibrator signal During calibration is blinking on the display When stops blinking the calibration is finished The measured level is displayed enabling you to check the...

Page 23: ...ad or underrange display is only possible by stopping and restarting the measurement The representation on the display is explained in the following table 2 4 Tango Utilities Display Description No ov...

Page 24: ...Results There you find resulting level and resulting 1 3 octaves as well as information about calibration status microphone sensitivity and whether the microphone was dircetly connected or detached 2...

Page 25: ...ull octaves can be measured with frequency weightings A C and Z NOTICE The number of the firmware version can be displayed section 2 2 1 3 1 Configuration as classical handheld level meter As classica...

Page 26: ...12500 11220 1 00 16000 14130 1 40 20000 17780 2 00 Table 3 1 Correction to the frequency raw data for the Configuration SLM 3 1 2 Directional characteristics Configuration SLM 0 15 30 45 60 75 90 105...

Page 27: ...45 20 10 0 6 3 kHz 8 kHz 10 kHz 0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 315 330 345 20 10 0 10 12 5 kHz 16 kHz 20 kHz Figure 3 1 Mikrophone axis 3 1 3 Corrections a...

Page 28: ...113 5 0 09 2300 2 238 7 0 37 2440 2 371 4 0 05 2590 2 511 9 0 14 2740 2 660 7 0 23 2900 2 818 4 0 41 3070 2 985 4 0 3250 3 162 3 0 44 3450 3 349 7 0 11 3650 3 548 1 0 56 3870 3 758 4 0 33 4100 3 981...

Page 29: ...ngo Outdoor Kit The following items are included in the outdoor kit figure 3 2 Peli Case 1500 with foam insert and LEMO7 Cable intern 907305 3 V Mount Li Akku 14 8V 6 1A 801232 3 FD BT16V Li Ion Charg...

Page 30: ...sembly First remove the Windscreen D figure 3 5 Figure 3 5 Weather protector and windscreen Then unscrew the Protective Sleeve E from the Shaft G and loosen the Shank Head F slightly Be sure to use st...

Page 31: ...e lowering Finally the Windscreen D can be put on again Make sure that the lower end of the windscreen is flush with the shaft head F figure 3 8 NOTICE The correct positions of microphone and windscre...

Page 32: ...in Hz in dB 50 44 7 0 00 63 56 2 0 00 80 70 8 0 00 100 89 1 0 00 125 112 0 00 160 141 0 00 200 178 0 00 250 224 0 00 315 282 0 00 400 355 0 00 500 447 0 00 630 562 0 00 800 708 0 00 1000 891 0 00 mid...

Page 33: ...3 2 Configuration with weather protection Outdoor Kit 3 2 3 Directional characteristics Configuration Outdoor Kit SINUS Messtechnik GmbH 33 of 47 Manual Tango_Plus...

Page 34: ...3 INFORMATION FOR TYPE APPROVAL Manual Tango_Plus 34 of 47 SINUS Messtechnik GmbH...

Page 35: ...3 2 Configuration with weather protection Outdoor Kit SINUS Messtechnik GmbH 35 of 47 Manual Tango_Plus...

Page 36: ...1370 1 333 5 0 29 1450 1 412 5 0 21 1540 1 496 2 0 13 1630 1 584 9 0 23 1730 1 678 8 0 1 1830 1 778 3 0 01 1940 1 883 6 0 33 2050 1 995 3 0 12 2180 2 113 5 0 06 2300 2 238 7 0 09 2440 2 371 4 0 19 25...

Page 37: ...1 Frequency response of the microphone Configuration for electrical test 100 1k 10k 4 2 0 2 f Hz Amplitude dB TangoPlus Frequency Generator Tolerance mid frequency cut off frequency Correction value...

Page 38: ...munity USB cable linked to public power supply and microphone extension cable connected Maximim interference immunity USB cable and microphone extension cable disconnected 3 3 4 Mains frequency and hi...

Page 39: ...n acclimatization time of 30 min must be safeguarded Within the limits of the linear operating ranges the measurement of low sound levels is possible without restrictions Then a sufficient signal to n...

Page 40: ...ier terminated with spare capacity and 50 at the input will produce LAFmax 14 dB as well as LCFmax 20 dB in the display device 3 6 Linear operating ranges The operating ranges given below are only val...

Page 41: ...0 1 92 0 00 1 90 0 00 0 02 0 00 800 0 78 0 00 0 80 0 00 0 02 0 00 1000 0 00 0 00 0 00 0 00 0 00 0 00 1250 0 58 0 06 0 60 0 00 0 02 0 06 1600 0 98 0 06 1 00 0 10 0 02 0 04 2000 1 20 0 18 1 20 0 20 0 00...

Page 42: ...weighting S Rise or decay time constant 1 s Time weighting Peak Rise time constant 20 s Time weighting Impulse Rise time constant 0 035 s decay time constant 1 5 s Shortest integration time 16 ms Long...

Page 43: ...ECH GEFELL is approved for measurements with Tango_Plus Data specific for configuration can be found in the sections 3 1 and 3 2 The acoustic center point and microphone reference point are located at...

Page 44: ...k 4 25 0 9 12 5 k 6 14 1 8 16 k 8 77 3 4 20 k 9 9 3 2 Table 4 4 Free field and random incidence corrections manufacturer s specification measurement uncertainty at 95 certainty 0 6 dB 4 1 2 Connectio...

Page 45: ...2 dB Supported microphone types 1 2 with adapters for 1 4 3 8 1 8 Weight 156 g Sound pressure stability 0 1 dB Surrounding conditions Static pressure 65 kPa 108 kPa Humidity 10 90 RH Temperature 10 C...

Page 46: ...or DIN EN 61000 6 3 IEC 61672 or DIN EN 61672 Immunity IEC 61000 6 2 or DIN EN 61000 6 2 IEC 61326 or DIN EN 61326 IEC 61672 or DIN EN 61672 Safety IEC 61010 1 or DIN EN 61010 1 The measuring system...

Page 47: ...range 40 M Marker 14 Measure 23 Calibrated Measurement 23 low sound levels 23 O Operating Modes 12 OFF 12 Pause 12 Repeat Interval 12 Repeat mode 12 Run 12 Start Time 12 Stop 12 Operating range 40 P...

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