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Bently Nevada 330902-00-40-10-02-00 3300 NSv Proximity Probe

The Bently Nevada 330902-00-40-10-02-00, also cataloged as the 330902 3300 NSv Proximity Probe, operates as a dedicated eddy-current sensing component for shaft displacement measurement within Bently Nevada TSI monitoring systems. The probe uses a 1/4-28 UNF threaded body with armor protection and a 1.0 meter cable assembly for vibration and position monitoring circuits.

Hardware Specifications

Parameter	Specification
Model	330902-00-40-10-02-00
Brand	Bently Nevada
Product Series	3300 NSv Proximity Probe
Product Type	Eddy-current Proximity Sensor
Origin	USA
Weight	0.06 kg
Dimensions	Estimated shipping size: 62 x 1 x 1 cm
Power Consumption	Supplied through compatible Bently Nevada proximity system
Thread Type	1/4-28 UNF thread
Armor Option	Armored probe construction
Unthreaded Length Option	0.0 in
Overall Case Length Option	4.0 in
Total Length Option	1.0 meter (39 in)
Connector Type	Miniature coaxial ClickLoc connector
Cable Type	Standard cable

Eddy-Current Probe Scaling and Gap Voltage Characteristics

The 330902-00-40-10-02-00 uses eddy-current probe scaling principles to convert shaft displacement into proportional electrical signals. The connected proximity transducer system measures the probe gap voltage and provides dynamic vibration or position data for TSI monitoring.

The probe installation requires correct mechanical positioning to maintain the designed sensing range. Additionally, Bently Nevada proximity systems commonly validate probe operation through gap voltage monitoring, including typical -10 VDC target validation during setup procedures.

The probe supports rotor dynamics analysis by providing non-contact shaft motion feedback. Therefore, engineers can evaluate vibration behavior, axial movement, and mechanical clearance conditions through the connected monitoring hardware.

Frequently Asked Questions

Q: What type of measurement does the 330902-00-40-10-02-00 provide?
A: The probe provides non-contact displacement measurement through an eddy-current sensing principle. It detects shaft position changes and dynamic movement when connected to a compatible Bently Nevada proximity system.

Q: Does this model include an armored cable construction?
A: Yes. The 330902-00-40-10-02-00 configuration includes an armored probe design with a miniature coaxial ClickLoc connector and standard cable.

Q: What installation factors affect probe signal accuracy?
A: Mechanical alignment, target surface condition, cable routing, and proper shielding practices affect signal quality. Installers should avoid routing the probe cable near high-current power cables to reduce electrical interference.

Field Installation Guidelines

1. Install the probe into the 1/4-28 UNF mounting location and verify mechanical engagement before system operation.
2. Maintain correct probe-to-target clearance according to the connected Bently Nevada monitoring system requirements.
3. Route the miniature coaxial cable separately from high-voltage power conductors and switching circuits.
4. Connect the cable shield according to the monitoring system grounding instructions to minimize electrical noise.
5. Verify the probe output signal and gap voltage condition during commissioning before enabling vibration or position monitoring functions.

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