Bently Nevada 330910-00-05-10-02-00 3300 XL NSv Proximity Probe
The Bently Nevada 330910-00-05-10-02-00, also cataloged as the 330910 proximity probe, operates as a dedicated non‑contact displacement sensing element for NSv‑type eddy‑current measurement loops within 3300 XL monitoring systems. The probe establishes a controlled impedance path and stable gap‑voltage behavior required for NSv signal conditioning.
Suffix Breakdown & Model Matrix
330910 = 3300 XL NSv proximity probe
00 = Unthreaded length 0 mm
05 = Case length 50 mm
10 = Total cable length 1.0 m
02 = Miniature coaxial ClickLoc connector
00 = No hazardous‑area approvals
Hardware Specifications
Parameter
Specification
Model
330910-00-05-10-02-00
Brand
Bently Nevada
Origin
U.S.A
Weight
Not specified (follow standard NSv probe handling limits)
Dimensions
Case length 50 mm, cable length 1.0 m
Operating Temp
Not specified (use standard NSv environmental limits)
Power Consumption
Passive probe, energized through proximitor excitation
Thread Size
Not specified (330910 series typically uses NSv‑standard metric threads)
Cable Type
Standard coaxial, ClickLoc connector
Product Type
Proximity probes
Eddy‑Current Scaling and Gap‑Voltage Validation
The probe maintains calibrated eddy‑current scaling when paired with NSv‑rated extension cables and proximitor modules. Gap‑voltage behavior aligns with the −10 VDC reference used in NSv systems, supporting consistent displacement interpretation across rotor‑dynamic monitoring applications. Controlled coaxial impedance and shielding minimize cross‑talk, ensuring linearity across the operational frequency range.
Frequently Asked Questions
Q: Can the probe be installed while the proximitor remains energized? A: No. Hot‑swap actions may cause transient gap‑voltage excursions and should be avoided.
Q: Does the 1.0 m cable length affect NSv calibration? A: No. Calibration remains valid when the probe is used with the correct NSv extension cable and proximitor module.
Q: Is the ClickLoc connector torque‑critical? A: The connector requires full seating but does not rely on a torque specification. Positive engagement ensures signal integrity.
Field Installation Guidelines
Ensure stable mechanical seating of the probe body to maintain shaft‑to‑probe alignment. Route the coaxial cable with gentle bend radii to preserve impedance stability. Maintain separation from high‑current conductors or variable‑frequency drive outputs to reduce electromagnetic interference. Bond shielding at the proximitor end only to prevent ground‑loop formation. Apply strain relief to minimize vibration‑induced connector motion.
