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HE730 Sound level meter
Introduction
HE730 professional sound level meter meets IEC61672-1, secondary standard, enjoying wide dynamic range, fast, slow and automatic time constant setting. The built-in USB interface can transfer all the data to PC for analysis. Besides, HE730 can store 43000 data group.
Features:
l Maximum and minimum measurement and data record functions.
l A and C weighted network option.
l Built-in calibration function.
l LCD screen resolution: 0.1dB.
l Measurement range is 35dB to 130dB under 31.5 Hz to 8 KHz.
General parameters | |
Applicable standard | International Committee IECPub651Type2, American National Standard ANSIS1.4Type2. |
Frequency response | 31.5Hz-8KHz |
Measuring range | 35-130dB |
Frequency weighted properties | A/C |
Microphone | 1/2 inch condenser microphone |
Calibration | Calibration through internal oscillator ( 1kHz sine wave) |
Display | LCD |
Resolution | 0.1dB |
Sampling | 0.5 sec |
Time weighted properties | Fast (100mS), slow (1 sec) |
Measuring range | Low: 35-100dB, high: 65-130dB |
Accuracy | +/-1.5dB |
Over-load indication | “OVER” will be displayed |
Maximum hold | Show the maximum value first |
Battery | 9V block battery, 006P or NEDA1604 or IEC6F22 |
Battery life | At least 50 hours |
Dimension | 187mm*73mm*53mm |
LCD size | 54mm*44mm |
Net weight | 300g |
Accessories | Software CD, operation manual, USB connection cable, 9V block battery, inspection certificate and warranty card. |
Applications:
It has been widely used in noise engineering, quality control, healthy control and various environmental noise measurements. Such as residential, industrial and mineral factory district, the school and the airport as well as various occasions about noise measurement.
Sound Level Meter