Configured for non-contact shaft vibration and position signal transmission in Bently Nevada TSI monitoring networks, the Bently Nevada 330800-16-00-039-03-02 (330800 PROXPAC XL Proximity Transducer) provides direct electrical execution. The assembly integrates probe driver electronics with eddy-current sensing circuitry for continuous rotor displacement measurement and buffered signal output to vibration monitoring hardware.

Model Identification Reference

The supplied ordering code 330800-16-00-039-03-02 identifies a configured PROXPAC XL transducer assembly. No official public suffix matrix is specified within the provided data. Mechanical fitment, probe system length, connector style, and cable configuration must match the associated 3300 XL transducer system during replacement.

Technical Characteristics

Eddy-Current Probe Scaling and Gap Verification

The PROXPAC XL assembly operates with calibrated eddy-current probe scaling matched to the connected probe and extension cable length. System linearity depends on maintaining the specified total electrical length across the probe circuit. During commissioning, static gap voltage validation is commonly performed against nominal targets near -10 VDC to verify probe positioning within the linear measurement range.

Cross-channel routing separation should be maintained when multiple transducer cables are installed in parallel trays. Shield continuity and single-point grounding practices reduce electromagnetic coupling and cross-talk between adjacent vibration channels.

Technical Questions and Answers

Q: Can the PROXPAC XL transducer be connected to non-matching probe cable lengths?
A: The total transducer system length must remain matched to the calibration specification of the driver and probe assembly. Mixed cable lengths can alter scale factor and linear range.

Q: Does the unit require direct contact with the rotating shaft?
A: No. The transducer operates through eddy-current sensing and maintains a non-contact measurement gap between the probe tip and target surface.

Q: What installation factor most affects signal stability?
A: Probe cable routing, shield grounding continuity, and separation from high-current motor conductors directly affect noise susceptibility.

Q: Can the transducer output be checked during startup?
A: Yes. Static gap voltage measurements are commonly used to verify probe positioning and transducer operation before machine acceleration.

Q: Is hot replacement permitted while the monitoring rack remains energized?
A: Field replacement practices depend on the associated monitor system and plant isolation procedures. Signal interruption can occur during cable disconnection.

Transducer Installation Practices

Verify probe thread engagement and mounting rigidity before shaft alignment checks are performed. Excessive bracket movement can introduce vibration measurement deviation.

Maintain physical separation between transducer cables and variable frequency drive output conductors. Avoid sharp cable bend radii near probe connectors and bulkhead fittings.

Terminate cable shielding according to the monitor system grounding architecture. Multi-point shield grounding can introduce circulating noise currents into low-level vibration signals.

Inspect probe target surfaces for conductive contamination, heavy scoring, or eccentric mechanical runout before calibration verification. Gap voltage should stabilize before machinery enters operational speed range.

Ordering Information

(1) Shipment includes PROXPAC XL proximity transducer assembly with configured factory identification label.

(2) Associated probe and extension cable assemblies may require separate ordering depending on transducer system configuration.

(3) Mounting hardware, monitor modules, and field junction accessories are not always included with replacement assemblies.

(4) Verify probe series compatibility before installation into existing 3300 XL monitoring systems.

Logistics and Packaging

Delivery time: 2-7 days when payment finish. Shipment available through DHL, FedEx, or UPS international logistics channels.

Each unit is packed using anti-static industrial packaging with reinforced protective cushioning and sealed moisture barrier handling materials for transport protection.