? Instrument Introduction:

testo 815,Used for noise measurement in HVAC systems, dance halls, machinery, burners, etc., it is an ideal choice for daily applications.

? List of advantages:

· accuracy class2L, in accordance withIEC 60651standard

· Easy to debug (comes with a screwdriver for debugging)

· according toAClass andCClass based frequency weighting

· Store maximum and minimum values

· high precision(2level)

· Adjustable time weighting, fast/slow speed

· Display frequency weighting, current reading, time weighting, and regional range

※Test 815Sound level meter set, accuracy level2 LMicrophone, windproof cap, and battery

Probe type/sound level
Range+32 to+130 dB
Accuracy level 2
±1 dB
Resolution 0.1dB
Range of 30-80 dB; 50～ 100 dB；80～ 130 dB
Time weighted fast 125ms/slow 1s
Pressure correlation -0.0016 dB/hPa
Storage temperature -10~+60 ℃
Working temperature: 0~+40 ℃
Battery type 9V block battery
Battery life of 70 hours
Weight 195 g