Descripción
The HY108 sound level meter is a hand-held instrument whose performance complies with the national standard GB/T 3785-2010 and the international standard IEC 61672:2013 "Sound Level Meter" for Class 1 Class X sound level meters. This sound level meter is the company's latest all-digital sound level meter. It is lightweight and portable. It is suitable for on-site measurement of mechanical and electrical product noise, environmental noise, traffic noise, and workplace noise. It can also be used for university teaching demonstrations.
Specification
- Performance level: GB/T3785 and IEC61672 level 1.
- Measured evaluation quantity: LP (time-weighted sound level) or Lmax (maximum time-weighted sound level), Lmin (minimum time-weighted sound level), LCpeak (C-weighted peak sound level).
- Microphone: HY207 type 1 engineering measurement microphone, nominal diameter 12.7 mm, free-field frequency response. The nominal sound pressure sensitivity is 50 mV/Pa (the nominal sound pressure sensitivity level is -26 dB, and the reference value is 1 V).
- Frequency range: 10 Hz~20 kHz.
- Frequency weighting: A weighting, C weighting.
- Time weighting: F (fast response), S (slow response).
- Measuring range: A sound level: 30 dB~130 dB; C sound level: 40 dB~130 dB.
- Threshold setting range: 30dB~130dB, when the sound level exceeds the threshold, a sign of exceeding the threshold will be given, and a high level will be output.
- Automatic calibration range: ±4.5dB (reference value is 50mV/Pa).
- Display: 128×64 dot matrix liquid crystal display (LCD), resolution 0.1dB, with signs such as overload, under-range, low battery voltage alarm, and over-threshold alarm.
- Analog output: The output jack is a 3.5 mm dual-channel headphone jack with a minimum load impedance of 10kΩ.
- Digital output: The output connector is DB9 male (pin type), RS232 serial communication port, output ASCII code, modulation rate (baud rate) is 9 600 Bd.
- Power supply: 2 LR6 type (No. 5) batteries, which can work continuously for 27 hours under reference environmental conditions.
- Dimensions: length×width×thickness 210mm×68mm×31 mm.
- Weight: 210 g.
- Operating temperature range: -10℃~50℃.
Note: The listed price for this item does not include the international freight and local tax in destination countries. Please confirm these logistic cost issues with our service department before ordering. Thanks and please contact support@titltest.com
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