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YD-0116 alpha beta surface pollute is mainly used for radiation protection, environmental pollution, hospital, nuclear power station, isotopic production, and measurement of alpha beta radioactive contamination on the surface of the reactor plant, clothing, worktable, floor and so on.
Using scintillation and photomultiplier technology, it has the characteristics of low measurement background, high detection efficiency and long service life, and can measure alpha beta at the same time. It is a professional surface pollution meter with high cost performance.
Window area: 75cm2, 170cm2 optional
Detector: plastic scintillation, no need to recharge
LCD liquid crystal display, conversational operating interface
The count rate shows 8q/cm2, CPS
1-24 hour time measurement
Single chip computer control, software function strong
Set threshold alarm
Portable design, light weight
USB interface for data storage
1. When the instrument has a detection efficiency of 2 pi for the 90Sr-90Y beta source, the background is less than 100cpm, and the detection efficiency is less than 35%.
2. When the instrument has a 2 pi efficiency of 239P or a alpha source, the background is less than 1cpm.
3, alpha / beta cross property: 10% of alpha enters beta Road, 1% of beta enters alpha pathway.
4, stability: the instrument is continuously electrified for 8 hours, and the detector efficiency change is less than 5%.
5. Measurement range: 0-99999cps
6, AC / DC dual purpose: rechargeable lithium battery pack power supply, equipped with charger, also can use 220V AC power supply.
7, environment temperature: (-10-45) C + 2 degree C
8, maximum humidity: 85%