The LAM-502 monitor is intended for the measurement of volumetric activity of gamma radionuclides in liquids, typically in process waters of nuclear facilities during routine, accident and post-accident conditions. The monitor assembly is composed of an NaI(Tl) detector, lead collimator, Cs-137 check and stabilization source, and the RPU-04 radiation processing unit with a multi-channel analyser
(VF)