Bently Nevada / Seismoprobe Series 74712-01-10-02-00 Velocity Transducer A high-temperature, two-wire moving-coil transducer for measuring absolute vibration at machine bearing housings, casings and structures. Designed for operation in elevated-temperature environments within the specified limits. 74712 01 / Order code Model Identification Complete part number 74712-01-10-02-00 01 Mounting angle / minimum frequency 0° ±2.5° orientation; 4.5 Hz (270 cpm) minimum operating