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Sound level measuring instrument - testo 815

Sound level measuring instrument - testo 815
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Sound level measuring instrument - testo 815 - 1

Sound level measuring instrument Frequency evaluation according to characteristic curves Maximum and minimum store Switchable time evaluation Fast/Slow LEVEL im.si-imi The testo 815 is the ideal instrument for the evaluation of sound level in everyday work. The instrument can be used for monitoring measurements in the areas of air conditioning or heating, on combustion plants or at workplaces, however machine or discotheque noise can also be evaluated quickly Using the Fast/slow button, the measurement time can be set from 1s to 125 ms, in order to better evalaute the noise source. The frequency analysis can also be switched from characterisitc curve A to C. The characteristic curve A corresponds to the sound pressure perception of the human ear, whereas characteristic curve C can also evaluate the low-frequency components of a sound. With the help of the optional calibrator, the measuring instrument can be recalibrated directly on site with the screwdriver provided. The wind protection cap included in delivery ensures correct measurement results when measuring outdoors, and if required can protect the microphone from dirt and dust.

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Sound level measuring instrument - testo 815 - 2

Technical data / Accessories Technical data testo 815 testo 815, sound level meter Incl. calibration scewdrlver, wind screen and batteries Section meas, ranges: 30 to 80 dB; 50 to 100 dB; 80 to 130 dB Time weighting: FAST 125 ms setting / SLOW 1 s setting Pressure dependency: -0.0016 dB/hPa Technical data Sound level calibrator Sound pressure level: 94 dB/104 dB, switchable Also suitable for 1/2 and 1 Inch microphones by other manufacturers Accessories for measuring instrument

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