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 16699-03-05-03 Velocity Seismic Detector System Introduction The Bently 16699-03-05-03 Velocity Seismic Detector is a precision instrument designed to monitor vibration velocity in industrial rotating equipment. With a compact diameter of 41.4 mm and a weight of 0.32 kg (0.71 lb), *Your Name: *Your Email: *Your Name: *Vdcode: Submit