Jiaxing Hengsheng HS5633 Sound Level Meter

The HS5633 sound level meter is a portable pocket sized noise measuring instrument with a built-in microcontroller. Its performance meets the requirements of GB/T3785 and IEC61672 standards for level 2 sound level meters. It has the advantages of small size, light weight, easy portability, digital display, full range measurement, night backlight display, maximum value retention, over limit alarm, battery power supply, AC/DC output, etc. It is an ideal monitoring instrument for measuring traffic noise, industrial noise, and other types of noise

• Technical Specifications

1. Microphone: 1/2 inch (Ø 12.7mm) Electret

Test the microphone; Sensitivity: 30mV/Pa

Frequency range: 20Hz to 12500Hz

2. Measurement range: 35dB~130dB (A) 35dB~130dB (C)

3. Frequency range: 20Hz to 12500Hz

4. Frequency weighting: A, C

5. Time weighting: F (fast)

6. Detector: LMS effective value, peak factor ≥ 3

7. Indicator: 2 × 8 character LCD, resolution 0.1dB, reading updated once per second.

8. Accuracy level: meets the requirements of GB3785 and IEC61672 standards for Type 2 machines.

9. Reference sound pressure level: 94dB

10. Reference incident direction: Axial direction of microphone

11. Maximum value maintenance: attenuation rate not exceeding 1dB/min

12. Power supply: Two No. 5 batteries. Can work continuously for more than 24 hours.

13. Dimensions: (l × b × h): 170 × 52 × 24mm

14. Weight: 0.15kg

15. Working environment: Operating temperature: -10 ℃~50 ℃

Relative humidity: 20% to 90%