Thermo Scientific™ PNF is a non-contacting, non-invasive point level switch. It is ideal for high or low level indication. The device is based on the principle of gamma ray attenuation.
PNF is very dependable and robust, and delivers economical on-off circuit control. It supports external mounting on hoppers, tanks, pipes, chutes, bins, or other vessels for accurately sensing liquids, slurries, and solids level.
PNF comprises of two parts, the detector/electronics and an energy a source in a stainless steel jacket housing.