AMIKON INDUSTRIAL SUPPLY Bently Nevada 330850-91-00 Proximitor Sensor for compatible 3300 XL 25 mm non-contact displacement measurement systems. Product Overview This sensor operates with a compatible proximity probe and extension cable as part of a non-contact displacement transducer system. The 25 mm system is designed for extended-range differential-expansion measurement on medium and large steam turbine generators. Condition Monitoring Non-contact Measurement Turbine