If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. Bently Nevada 3500/42M 176449-02 Proximitor Seismic Monitor Introduction The Bently Nevada 3500/42M 176449-02 Proximitor Seismic Monitor is a robust module designed for continuous machinery protection in industrial environments. As part of the 3500 Series, it converts input from proximity probes and *Your Name: *Your Email: *Your Name: *Vdcode: Submit