Bently Nevada 330101-00-20-10-02-00 3300 XL 8 mm Proximity Probe A non-contacting eddy-current probe for machinery position and vibration measurement within a compatible Bently Nevada 3300 XL 8 mm proximity transducer system. Product Overview The 330101-00-20-10-02-00 is a 3300 XL 8 mm proximity probe. It senses the distance between the probe tip and a conductive target without physical contact. In a complete transducer system, the measured gap can be used to monitor shaft