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 138700-01 Monitor Module Introduction The Bently Nevada 3500/42 (138700-01) is a high-precision vibration monitoring module designed for integration into the 3500 Series machinery protection system. From a reliability-engineer perspective, this module provides cont *Your Name: *Your Email: *Your Name: *Vdcode: Submit