Bently Nevada 330851-04-000-020-50-00-05 3300 XL 25 mm Proximity Probe

FAQ

Q1: What type of sensor is the 330851-04-000-020-50-00-05?
It’s an eddy-current proximity probe designed to measure shaft displacement and vibration non-contacting in industrial machines.

Q2: What does the “04-000-020-50-00-05” suffix sequence represent?
It encodes the probe’s case style (M30×2 thread), unthreaded length (0 mm), compact case length (~20 mm), 5 m cable, no armor, and standard factory approvals.

Q3: What is the probe tip diameter?
This probe uses a 25 mm tip, standard for the 3300 XL 25 mm series.

Q4: What environmental conditions can this probe withstand?
It typically operates continuously from about –35 °C to +200 °C and tolerates brief spikes up to +250 °C.

Q5: How is this probe mounted?
It mounts via a metric M30×2 threaded housing for secure installation in proximity transducer mounts.

Q6: What kind of cable does it use?
The probe uses a 75 Ω tri-axial PFA insulated cable of roughly 5 meters length for signal transmission to the monitoring system.

Q7: What applications is this probe suited for?
It’s suited for vibration and position monitoring of rotating shafts in turbines, compressors, generators, and similar machinery under API 670 style monitoring requirements.

Q8: Does this probe include armor on the cable?
No, the “00” code in the part number signifies that the cable is unarmored.

330851-04-000-020-50-00-05 Bently Nevada

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