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. Epro MMS3311 Speed/Key Pulse Transmitter Product Introduction The Epro MMS3311 Speed / Key Pulse Transmitter is a specialized monitoring device used for rotational speed measurement and phase reference detection in rotating machinery. It is designed to work with proximity probes o *Your Name: *Your Email: *Your Name: *Vdcode: Submit