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ONETEST-502XP adopts a coaxial cylindrical electrode design, which has the advantages of stable sampling airflow, uniform ion distribution measurement, strong anti-interference ability, etc.; it can accurately measure the small particle size positive and negative ions that exist in nature, as well as negative ion generators and High concentration of negative ions produced by its products
Features
1.Air quality and negative oxygen ion detector combine proprietary technology to detect up to nine parameters
2.Wanyi Technology Negative Ion Detector Industry National Standard Participating Enterprise, Helping Customers' Brand Value
3.User cost is low, with portable aluminum box for easy travel, optional tripod
4.The operation is simple and not complicated, the instrument measurement is stable, and the response is fast. It supports the inspection and metrology institute
5.Optional data output function to generate a QR code with the IoT cloud platform to share data on WeChat
Technical indicators:
| Measuring principle | Coaxial cylinder condenser type | Measuring range | 0-2 million pcs/cm³ |
| Resolution | 1 piece/cm³ | average value | 0-255 seconds adjustable |
| Mobility | 0.6cm²/v.sec | Maximum hold | have |
| Freshness level | Level 1-6 | Temperature range | -20~50℃, resolution: 0.1℃ |
| Humidity measurement range | 0~100%RH, resolution: 1%RH | show | 128X64 dot matrix LCD liquid crystal |
| size | Length 19*width 12.6*thickness 6.8 (CM) | weight | 0.910kg |
| power supply | AC220V@DC12V1A and built-in 8000mA rechargeable battery pack (full charge and normal use for more than 8 hours) | Data output | Optional RS-232 |










Shenzhen Kainafu Technology Co., Ltd. is a high-tech and environmentally friendly technology enterprise integrating R&D, sales, after-sales and technical consulting. Composed of 16 senior engineers with many years of market application experience and maintenance experience, Shenzhen Canafor Technology Co., Ltd. has passed ISO9001 and ISO14001 system certification, and has a number of patents such as water quality monitoring cloud platform software and system design.



* Standardized workshop and calibration process
* Professional quality inspection of 4-12 employees
* Fast delivery, free technical assistance
* Warranty 1 year
Q What price can I get?
We usually quote within 12 hours after receiving your inquiry. If you are very anxious to get the price, please let us know in your email so that we can contact and communicate in time.
How can I get samples to check the quality of your products?
fter confirming the price, you can request samples to check the quality of our products. As long as you can afford the express freight, we will provide you with samples.
What is your business scope?
We mainly produce and sell air quality and water quality instruments, such as water quality sensors, water quality online monitoring equipment, air anion detectors, radiation detectors, gas detectors and some of our agents. Welcome to consult
What is your delivery time and warranty period?
Within 5-7 working days after payment is confirmed, customized products need to be discussed in detail, and the warranty period is one year
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