
Intrinsically Safe Laser Distance Meter/ Intrinsically safe Digital Sound Level Meter
Applications:
YSD130 Digital Sound Level Meter is an intrinsically safe and explosion-proof instrument, especially designed to undertake noise measurements for the underground coal mine and mine safety inspection. Certainly, it is also applied to the sounds measurement at factory, school, office, traffic access and all kinds of environment that sounds measurements needed.
Key features:
• Intrinsically safe and explosion-proof instrument
• Simple operation
• Rugged design
• High resolution display 0.1dB
• Latest digital technology
• Fully compliant with IEC 61672
• Large measurement range
• Logging and Averaging models
Technical specification:
Accuracy | ±1.4dB |
Frequency range | 31.5HZ ~ 8KHZ |
Dynamic range | 50dB |
Level ranges | LO:30dB~80dB Med:50dB~100dB |
Hi:80dB~130dB Auto:30dB~130dB | |
Time weighting | FAST ( 125mS ), SLOW ( 1s ) |
Frequency weightings | A and C |
Microphone | 1/2 inch electric condenser microphone |
Resolution | 0.1dB |
Explosion protection | Exibd I |
Accessories:
9V battery, Carrying case and Operate guidebook.
Beijing Topsky Century Holding Co.,Ltd
Beijing Topsky Century Holding Co., Ltd.was established in 2003, determined to become a respected global safety equipment
R & D enterprise.The Headquarter is in Zhongguancun Hightech Park, Jinqiao industrial base, Located total 3,000 square meters.
The registered capital is 42 million RMB. We have three subsidiaries: TOPSKY,TBD,KYCJ etc, is a national high-tech enterprises.
our product range:
1.Fire equipment,including fire robot,water mist system;
2.Fire rescue tools, including hydraulic tools,patrol powered concrete saws and so on;
3.Life search equpment, including audio & video life detector ,fire infrared imager and so on;
4.Gas detector,such as one gas detector, two gases detector, multi gas detector;
In fire equipment,rescue tools ,life research and police&millitary equipment, our company has unique advantage.
In safety supervision and law enforcement equipment,we are one of the largest producer.
Currently, our product was already exported to more than 20 countries and regions such as America, France, Australia, Italy and so on.
Until now, our company has
17 National Fire Equipment Quality Supervision and Inspection Center Certificate
103 mine safety certification mark (MA)
9 Chemical Explosion-Proof
6 CE certification
45 patent certificates
Topsky keeps launching new products at a proud speed 30% increments every year. Our company regards offering reasonable price,
fast delivery and good aftersales service as our mission . We sincerely hope to cooperate with more and more customers from
all of the world based on equality and mutual benefit.