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Bently Nevada 330103-00-05-90-02-00 3300 XL 8 mm Proximity Probe

The Bently Nevada 330103-00-05-90-02-00, also cataloged as the 330103 3300 XL 8 mm Proximity Probe, provides direct eddy-current displacement measurement for shaft position monitoring within Bently Nevada 3300 monitoring systems.

Hardware Specifications

Parameter	Specification
Model	330103-00-05-90-02-00
Brand	Bently Nevada
Product Type	3300 XL 8 mm Proximity Probe
Origin	USA
Weight	0.15 kg
Dimensions	Estimated shipping size: 1.8 x 1.6 x 113 cm
Probe Diameter	8 mm
Thread Type	M10 x 1 thread
Armor Option	Without armor
Unthreaded Length	0 mm
Case Length	50 mm
Total Length	9.0 meters (29.5 feet)
Connector Type	Miniature coaxial ClickLoc connector standard cable
Cable Type	Standard coaxial extension cable assembly

Eddy-Current Measurement and Rotor Dynamics Characteristics

The Bently Nevada 330103-00-05-90-02-00 uses eddy-current probe scaling technology to convert shaft displacement into proportional electrical signals. The probe assembly works with compatible drivers to measure relative shaft vibration, radial position, and mechanical movement.

Furthermore, the probe design supports gap voltage validation procedures. During commissioning, technicians typically verify the probe operating point against standard gap voltage targets, including the commonly applied -10 VDC reference condition for Bently Nevada proximity measurement systems.

The 9.0 meter cable configuration maintains signal transmission between the probe tip and monitoring electronics. Therefore, correct cable routing and shielding practices help reduce signal interference and maintain accurate rotor dynamics analysis.

Frequently Asked Questions

Q: What measurement principle does the 330103-00-05-90-02-00 use?
A: The probe uses eddy-current sensing technology to detect changes in the distance between the probe tip and the conductive shaft surface.

Q: Does the 330103-00-05-90-02-00 include an armored probe housing?
A: No. This configuration specifies a probe without armor and includes a 0 mm unthreaded length with a 50 mm case length.

Q: What cable configuration is supplied with this model?
A: This model includes a 9.0 meter total length configuration with a miniature coaxial ClickLoc connector standard cable.

Field Installation Guidelines

• Install the probe with the specified M10 x 1 thread interface and maintain proper mechanical alignment with the monitored shaft surface.
• Route the coaxial cable away from high-current power conductors to reduce electromagnetic interference.
• Connect the cable shield according to the monitoring system grounding requirements and avoid improper shield termination.
• Verify probe gap voltage during commissioning to confirm correct mechanical positioning and signal conditioning.
• Protect the cable connector area from excessive mechanical stress, vibration, and sharp bending during installation.
• Confirm compatibility between the probe, extension cable, and proximity signal conditioner before system startup.

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