2013年9月17日星期二

Nuclear radiation material level sensor


Radioactive Co-60 (half-life of 5.26 years) and Cs-137 (half-life of 32.2 years) emitted g rays can penetrate the walls of the container and container materials. In the lower side of the silo with g-ray receivers, along with material surface height variations, g-ray intensity after Engine Temp Sensor through the material layer is different, the receiver detects the incoming g-ray intensity and through the material level indicator shows height.This is a non-contact measurement method, without damage to the container perforated containers, dangerous goods, and it is suitable for harsh environments such as high temperature and pressure measurements. g-rays harmful effects on the human body is certainly there, but for the limited doses, there is no danger under the proper protection.

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