Jiaxing Hengsheng HS5628A Integral Sound Level Meter

The HS5628A integrated sound level meter is not only a universal sound level meter for measuring index time weighted sound levels, but also an integrated average sound level meter for measuring time averaged sound levels and a personal sound exposure meter for measuring sound exposure. Its performance meets the requirements of GB/T3785 and IEC61672-2002 standards for level 2 sound level meters, and its sensitivity to radio frequency fields belongs to Class X.

This instrument adopts advanced digital detection technology, which has the advantages of high reliability, good stability, and wide dynamic range. Dot matrix character LCD display, easy to operate by users, battery powered, long-term storage of measurement results in the instrument, printed on site or afterwards using a micro printer through RS-232 interface, or sent to a computer for processing.

This instrument has a compact structure, beautiful appearance, and multiple functions. It can be used for measuring environmental noise, as well as for measuring industrial noise such as labor protection, industrial hygiene, and various machines, vehicles, ships, and electrical appliances.

• Technical Parameter

1. Microphone: Φ 12.7mm (1/2 ") Electret Test Capacitor Microphone

2. Measurement range: 30dB~130dB (A), 30dB~130dB (C)

3. Frequency range: 20Hz to 10kHz

4. Frequency weighting: A, C weighting

5. Time weighting: fast (F), slow (S)

6. Detector characteristics: Digital detection technology, peak factor ≥ 3

7. The range is divided into three levels: high, medium, and low, with a linear range of ≥ 60dB for each level.

High: 70dB~130dB

Medium: 50dB~110dB

Low: 30dB~90dB

8. Measurement time setting:

Measurement method: 1:10s, 1min, 5min, 10min, 15min, 20min, 30min, 4h, 1h, 8h, 24h. Man (artificial). Automatic measurement functions: Lp, Leq, LAE, Lmax, Lmin, E.

Measurement method 2: Measurement time interval is 1s-10s, automatic measurement of Leq

9. Display: 8 × 2 dot matrix LCD digital display

10. Output interface: RS232 port print output

11. Power supply: Two No. 5 high-energy alkaline batteries

12. Dimensions: l × b × h (mm) 160 × 52 × 25

13. Quality: 200g (including battery)

14. Working temperature: -10 ℃~50 ℃, relative humidity 20%~90%