12 years instrument development manufacturer.
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12 years instrument development manufacturer.
Product model: GM300-A/B/C
Product manufacturer: Shenzhen Wanyi Technology Co., LTD
Measure type: Alpha, beta, gamma, and Χ rays
Logistics service: SF Express free delivery
Applications: Inspection of radiation in the surrounding environment including warehouses, ports, wharves, customs facilities, medical facilities, nuclear power plants and public activities, stone, landfills, etc
Shenzhen Wanyi Technology Co., Ltd. is a high-tech enterprise, mainly R & D and production of air ion counter and radiation dosimeter, since its establishment in 2011 has obtained a number of patents and a number of group and national standards. The company has the ion calibration laboratory and Cs137, Co60 radiation source calibration process and radiation safety license. And introduced
GM-100 series personal dosimeter, GM-300 series radiation dosimeter and MR-50 series radiation sounder as well as radiation probe and monitoring system. Gm-300 series radiation dosimeter adopts exquisite design, TFT liquid crystal display and sound, light, vibration alarm, using a variety of GM tube detector, for monitoring alpha, beta, gamma and gamma rays to provide good performance. Small size, light weight, easy to carry, and can be charged online. It is a multifunctional radiation safety monitoring instrument for personnel engaged in contact with isotopes or radiation devices, production and processing materials, import and export products, electronic equipment, individual dose monitoring and other radiation safety monitoring instruments.
| Function/model | GM-300-A | GM-300-B | GM-300-C |
Ray type | Hard beta, gamma and Χ rays | Hard beta, gamma and Χ rays | alpha, beta, gamma and Χ rays |
Detector type | Glass Geiger tube | Metal Geiger tube | US LND712 Geiger counter tube |
Measuring range | 0.01-1000µSv/h | 0.01-1000µSv/h | 0.01-1000µSv/h |
Energy response | 40KeV-1.5MeV | 40KeV-1.5MeV | 40KeV-3MeV |
Measurement accuracy | ±20% | ±20% | ±20% |
Unit of measurement | uSv/h，mR/h, CPS, Curve drawing, cumulative dose ( Radioactivity Bq/cm ² GM-300-C only) | ||
Alarm value function | Alarm threshold can be set | ||
Alarm mode | Sound and vibration (independent switch) | ||
Cumulative time | 1 to 9999 minutes can be set | ||
Cumulative dose | Automatic accumulation, manual reset | ||
Maximum retention | Automatic hold maximum | ||
Curve observation | Last 1 hour curve map, and automatically calculate the maximum and average | ||
Measurement mode | Fast and smooth modes are available | ||
language | Chinese and English menu | ||
Operating temperature | -20℃～60℃ | ||
Working humidity | 5%-95%RH (no condensation) | ||
Battery specification | Type-C charging port, 2200mAh, 3.7V 18650 Lithium battery | ||
Charging time | ＜ 6h | ||
dimension | 120*58*28.5mm | ||
weight | This machine is about 120g | ||
certification | CMA and CNAS certification body test report, CE certification | ||
Have a professional after-sales team to respond to you 24 hours a day. We are committed to producing the best quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.
