In either case the analyser will accept data from other devices producing a continuous 4-20 mA or a digital output. In the same way, Opsis will accept information from devices monitoring traffic speed and density. Please refer to separate data sheets on the AR500 series analyser, on the ER110 and ER 150 light emitter and receiver sets for fixed systems and on the ER 130 for mobile systems. Opsis has been tested and approved by a number of internationally recognized institutes and authorities. The system meets the requirements of the U.S. EPA and the German authorities.
Full details are available on request.
When monitoring individual compounds, fibre optic cables of extended lengths are available. Based on 200 m path.