The Bently Nevada 330904-00-03-70-01-CN serves as the primary 330904 Proximity Probe utilized to execute non-contact shaft vibration and radial position measurement across 3300 NSv monitoring platforms. The probe assembly operates with matched extension cable and Proximitor sensor components to generate calibrated eddy-current displacement signals referenced to conductive shaft surfaces.

Model Configuration Reference

The supplied ordering code 330904-00-03-70-01-CN identifies a factory-defined 3300 NSv probe configuration. No verified suffix segmentation data was provided for independent field decoding.

Electrical and Mechanical Data

Gap Voltage Validation Characteristics

3300 NSv probe systems are adjusted to maintain calibrated target gap voltage conditions during machine operation. Typical setup procedures reference approximately -10 VDC static gap voltage at the Proximitor output during shaft positioning verification. Probe linearity depends on conductive target material, calibrated extension cable length, and correct probe-to-target spacing. Deviations from matched system components alter transducer scaling characteristics and signal accuracy.

Technical Service Questions

Q: Can the probe operate with non-NSv extension cables?
A: Matched transducer system components should be maintained. Cable substitutions may change system calibration and output scaling.

Q: Is the probe tip electrically isolated from the housing?
A: The probe assembly uses coaxial shielding and conductive housing construction referenced through the associated monitoring circuit.

Q: What installation condition affects eddy-current signal stability most directly?
A: Probe gap positioning, cable shielding continuity, and separation from high-energy conductors directly affect signal stability.

Q: Can the probe cable be field-spliced?
A: Field splicing is not recommended because impedance discontinuities alter transducer response characteristics.

Q: Does the probe require direct external power wiring?
A: No. Excitation voltage is supplied through the connected Proximitor sensor assembly.

Mechanical Installation Practices

Install the probe using threaded engagement sufficient to maintain vibration resistance without excessive mechanical stress on the housing. Avoid routing the coaxial cable parallel to motor feeder cables or switching conductors. Maintain shield continuity through the entire signal path and avoid sharp cable bend radii near connector transitions. During commissioning, verify static gap voltage before machine startup to confirm probe positioning within the calibrated operating range.

Ordering Info

(1) Shipment includes one Bently Nevada 330904 proximity probe assembly.

(2) Protective anti-static packaging and connector protection materials are included.

(3) Extension cables and Proximitor sensors are supplied separately unless specified in the order configuration.

(4) Optional mounting sleeves and installation accessories are available for compatible 3300 NSv assemblies.

Shipping and Packaging Details

Delivery time: 3-5 days when payment finish. Units are dispatched through DHL, FedEx, or UPS international carrier services according to destination routing availability. All products are sealed in anti-static industrial packaging with reinforced cushioning protection for transducer cable and connector integrity during shipment.