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professional noise level meter Frequency 31.5Hz~ 8k Hz
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Product Details
| Place of Origin | Guangdong, China | Brand Name | Nicety | |
| Model Number | SL821 | Power | Electronic | |
| Usage | Other, Sound level test |
Product Description
SL821 is professional sound level meter, whether it is for air conditioning or heating, disco noise, machine noise or noise in combustion systems.
Easy measurement of sound pressure level (Lp), equivalent continuous sound pressure level (Laeq), sound exposure level (LAE), and peak sound level (LCpeak)
Easy to adjust (adjustment screwdriver included)
Frequency weighting to Characteristic A and C
Time weighting characteristics: FAST; SLOW
Warming indicators: OVER (overload), UNDER (underload)
Maximum and Minimum value memory
Built-in tripod knuckle screw (1/4 inch)
Complies with DIN EN 60651 (IEC 651), Class 2
Specifications | |
Sound Pressure | A: 30~130dB |
C: 35~130dB | |
Accuracy | ±1.5dB |
Resolution | 0.1dB |
Sample Rate | 2 times/s |
Dynamic | 50dB |
Frequency | 31.5Hz~ 8k Hz |
Features | |
Sensor type | 1/2 polarization capacity microphone |
Data logging | 10 |
Measuring parameters | Lp: sound pressure level LAeq: equivalent continuous sound pressure level LAE: sound exposure level LCpeak: peak sound level under C frequency weighting |
Manual Range | 30~80dB; 50~100dB; 60~110dB; 80~130dB |
DC Signal Output | 0~2.5V,25Mv/dB Approx.600Ω |
Fast/Slow | √ |
A and C Weighting | √ |
Data and Time Setup | √ |
Max and Min | √ |
Data Hold | √ |
Display Backlight | √ |
Analog Bar Indication | √ |
UNDER / OVER Indication | √ |
General | |
Power Supply | 1*9.0V 6F22 Batteries |
Product Size | 220mm* 73mm * 35mm |
Weight | Approx.290g ( incl. batteries) |
9.0V 6F22 Batteries
DC output cable
English manual
Contact Us
- Shenzhen Starmeter Technology Co., Ltd.
- Contact nameCaroline Tang Chat Now
- Phone86-0755-21535381
- Address117-118,No.5 QiongYu road , High-tech Industrial Park,Nanshan District, Shenzhen, Guangdong
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