Sound Level Meter SAUTER SU 130Versatile sound level meter Sound level meter with basic functions for measuring noise in areas such as, environment, mechanical applications, car industry and much more Measures the sound intensity in the workplace Helps in differentiating between normal noise influences, and excessive noise, nuisances e. g. in a production hall Data interface RS 232, included Multi measuring functions: Lp: Standard sound level measuring function Leq: Energy