Digital Sound Level Meter Pressure Tester 30-130dB USB Noise Measurement Tool
Noise meter with a USB function
Sound level meters can be used for noise engineering, quality control, health control and various environmental noise monitoring. Such as: engineering, schools, hospitals, shopping malls, theaters, offices, road traffic, home, audio and other volume measurement applications.
This product is a high precision instrument with a measurement accuracy of ±1.5dB. It complies with the International Committee IEC651 TYPE2 and the American National Standard ANSIS1.4 TYPE2.
This product can be used alone or connected to a computer for simultaneous display!
1. Product Features:
* Measuring range is 30~130dB (decibels)
*With A and C frequency network selection
* Fast / slow reaction rate selection
*With maximum lock function
*With automatic shutdown and no shutdown function selection
* With AC / DC analog signal output, can be connected to the frequency analyzer or X-Y axis recorder for statistical analysis of data
* Data transmission function through USB data cable, upload to the computer for analysis (USB cable direct power supply, no battery required, normal mobile phone charger can also be directly powered!)
1, press the power switch
2. Press LEVE or select the appropriate gear to measure the noise, without the "OVER" and "UNDER" symbols.
3, to measure the noise of the human ear, please choose dBA
4. To read the instantaneous noise amount, please choose FAST.
If you get the average noise at that time, please choose SLOW.
5. To get the maximum noise level, press the “MAX” function key, that is, the read noise value is the maximum value.
Technical standards: Measuring range:30 ~ 130dBA 35 ~ 130dBC (suitable for any aspect of noise detection) Measurement accuracy:±1.5dB Frequency response:31.5HZ-8.5KHZ
Dynamic Range:50dB AC signal output:YES DC signal output:YES Automatic shutdown function:YES Low voltage display function:YES Overload display:YES Digital display:4 digits Resolution:0.1dB Dynamic characteristics:Fast/slow speed microphone:1/2 inch condenser microphone Frequency weighting:A/C weighting Measuring gear selection:6 files Maximum lock:YES LCD refresh frequency:2 times / sec powered by:4*AA batteries or USB powered Product color:white Product Size:256*70*35 mm Product Weight:About 308g
Q:What’s the MOQ ?
Answer: Usually speaking, we do not set MOQ since we want to do business with any business type, including retailer and wholesaler.
Q: How do you deliver the goods ?
Answer: We send by sea or by air including DHL,FedEx,TNT,UPS etc.
Q: What’s you main payment terms ?
Answer: T/T,Paypal ,western union and trade assurance is welcome to us.
Q:Can you do private label ?
Answer: Yes, of course. OEM is absolutely supported; both on package or devices.
Q:What certifications do you have ?
Answer: All electronic products are with CE & RoHS certificates.
Q:How can I get a sample ? What’s the sample fee? Is it refundable ?
Answer: Please confirm with us the model you’ll purchase, and you prepaid the sample fee , after sample tested and qualified, we will refund this sample fee when you place the bulk order. We can send out the sample within 2 working days after receiving payment.
Q:What’s the lead-time ?
Answer: Normally it takes 3-5 working days after receiving payment.
Q:Do you have in stock ?
Answer: Yes, we usually hold some quantities in stock, such as 100pcs or 200pcs are ready to ship immediately.
Q:What about your after-sales services ?
Answer: We have 100% QC before shipment. If there are some unexpected problems happen, we hope to solve these problems with our customers through friendly ways as below:
1, If it’s quality problem, customers must provide photos or videos and other evidences to us for identify. After confirmation, we’ll send the new products to replace the damages in next order.
2, If it’s man-made damaged, customers should take full responsibility.