... X, γ-ray and hard to monitor β-ray radiation protection for nuclear power plants, accelerators, isotope applications, industrial X, γ nondestructive testing, medical ... % 15. measuring time: measuring time automatically selected based on ray intensity, faster response 16. alarm threshold: 0.5,1. ... 92* 58 * 25(mm) 22. Weight: 120g BS2010 X/Y-ray Personal Dosimeter portable nuclear radiation Alarm#2