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![Testo 815 Sound Level Meter](https://images.findtheneedle.co.uk/findtheneedle/products/17296067.jpg)
The ideal instrument for daily use. Whether it is for air conditioning or heating, disco noise, machine noise or noise in combustion systems, testo 815 is the ideal partner. Accuracy - +0.5 dB in accordance with Class 2 to IEC 60942.
The ranges "Slow" with a time weighting of 1s and "Fast" with a time weighting of 125ms are available. Incoming sound signals are integrated in a time period from 1s or 125ms respectively. When "Fast" is set, the display rate of a reading increases to approx. 5-6 measurement rates per second. The "Slow" time weighting is selected for noises whose signals only change slowly e.g. machines, photocopiers, printers etc. Select the "Fast" mode to measure sudden changes in sound level (e.g.building machines).
FEATURES
Easy to adjust (adjustment screwdriver included).
Frequency weighting to Characteristic A and C.
Maximum and minimum value memory.
Built-in tripod knuckle screw (1/4 inch).
Switchable time weighting Fast / Slow.
Testo 815 Specifications
Sound Pressure
Measuring range
+32 to +130 dB.
Frequence range
31.5 Hz to 8 kHz.
Accuracy
+1.0 dB.
Resolution
0.1 dB.
Measuring rate
5 s.
General technical data
Dimensions
255 x 55 x 43 mm.
Operating temperature
0 to +40 °C.
Housing
ABS.
Pressure dependency
-0.002 dB/hPa.
Frequency weighting
A/C.
Section measuring range
30 - 80 dB; 50 - 100 dB; 80 - 130 dB.
Time weighting
FAST 125 ms setting / SLOW 1 s setting.
Battery type
9V block battery, 6F22.
Battery life
70 h.
Storage temperature
-10 to +60 °C.
Weight
195 g.
For more information on Testo 815 Sound Level Meter talk to Cuthbertson Laird Group
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