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 3500/94 184826-01 Keyphasor Module Introduction The Bently Nevada 3500/94 184826-01 is a precision Keyphasor Module designed to provide stable, high-accuracy phase-reference pulses for advanced rotating machinery diagnostics. As part of the 3500 machinery protection system, *Your Name: *Your Email: *Your Name: *Vdcode: Submit