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 3500/42-01-CN Proximitor Seismic Monitor Advanced Vibration and Position Monitoring for Critical Rotating Equipment The Bently Nevada 3500/42-01-CN Proximitor Seismic Monitor is a high-performance monitoring module designed for the Bently Nevada 3500 Machinery Protection System . *Your Name: *Your Email: *Your Name: *Vdcode: Submit