330881-16-00-385-06-02 Industrial PROXPAC XL Transducer Sensor
Manufacturer: Bently Nevada
Product No.: 330881-16-00-385-06-02
Condition: In stock
Product Type: Transducer Sensor
Product Origin: USA
Payment: T/T, Western Union
Weight: 1440g
Shipping port: Xiamen
Warranty: 12 months
Estimate delivery times: 12-26 days (International), 3-6 days (United States).
Return within 30 days of purchase. Duties & taxes are non-refundable.
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Industrial Architecture & Product Overview
The 330881-16-00-385-06-02 is an advanced PROXPAC XL proximity transducer system engineered for harsh machinery environments. Combining a robust 3300 XL 8mm probe core inside a UV-resistant, glass-reinforced polyphenylene sulfide (PPS) housing, this complete assembly delivers precise vibration and shaft position tracking while housing internal termination hardware securely.
Global PLC Spare HUB Insight & Field Experience
Monitoring machinery in high-vibration and corrosive process areas often leads to premature terminal housing wear and moisture intrusion. Based on our field installation audits, deploying the 330881-16-00-385-06-02 with its IP66-certified enclosure and extra-soft cellular silicone vibration isolation effectively prevents housing fatigue. Instrument technicians value the integrated 3/4-inch NPT fittings and reducers, which streamline heavy armored conduit integration on complex compressor skids.
Configuration Breakdown (Suffix Specifications)
| Config Suffix | Parameter Function | Selected Build Option |
|---|---|---|
| Base Model | Transducer Family | 330881 PROXPAC XL Enclosed Proximity Transducer |
| 16 | Probe & Approvals Option | 3300 XL 8 mm probe without hazardous area approvals |
| 00 | Standoff Adapter Option (B Dim) | No standoff adapter included |
| 385 | Probe Penetration Option (C Dim) | 385 mm penetration depth |
| 06 | Fittings Option | One 3/4-14 NPT fitting, one 3/4 to 1/2-inch SST reducer, two plugs |
| 02 | Mounting Thread Option | 3/4-14 NPT direct mount thread architecture |
Technical Specifications Matrix
| Technical Parameter | Operational Specification |
|---|---|
| Manufacturer & Part No. | Bently Nevada | 330881-16-00-385-06-02 |
| Series Lineage | PROXPAC XL Proximity Monitoring Assembly |
| Total System Weight | 1.44 kg (3.2 lbm) typical with standard sleeve setup |
| Housing Material | UV-resistant, glass-reinforced PPS thermoplastic |
| Linear Measuring Range | 2 mm (80 mils) linear span from 0.25 to 2.3 mm |
| Incremental Scale Factor | 7.87 V/mm (200 mV/mil) ±5% system linearity |
| Frequency Response | 0 to 10 kHz (+0, -3 dB) with up to 305 meters field wiring |
| Operating Power Supply | -17.5 Vdc to -26 Vdc (12 mA maximum consumption) |
Target Equipment & Application Scenarios
- Centrifugal compressor casing expansion and radial vibration monitoring.
- Large industrial steam turbine bearing housing displacement measurement.
- Critical multi-stage pump vibration diagnostics in chemical processing units.
- Heavy-duty industrial blower skids exposed to severe weather elements.
Advanced Diagnostic Capabilities & Mechanical Integrity
- Maintains precise micro-displacement tracking with a Deviation from Best Fit Straight Line (DSL) of under ±0.025 mm.
- Housing impact strength certified by BASEEFA to withstand 4 Joule impacts at extreme temperatures from -39°C to +115°C.
- Includes built-in grounding liners and stainless steel sleeves to reject heavy electromagnetic RFI/EMI noise.
Fulfillment, Logistics & Warranty Terms
- Warranty Terms: Fully backed by a 12-month comprehensive replacement warranty.
- Global Express Delivery: Fast, secure worldwide transport via FedEx, UPS, and DHL.
- Order Turnaround: Guaranteed processing and dispatch within 24 to 48 hours.
Model Selection & Cross-Compatibility Guidance
When engineering replacement transducer loops for specialized mechanical penetration depths, verifying dimensional suffixes is critical. Compare your setup with alternative configurations:
- Model Comparison: For machinery layouts requiring a shorter probe penetration profile and distinct thread fittings, review the alternative 330881-28-00-165-07-02 PROXPAC XL transducer configuration, which features a 165 mm probe penetration and alternative housing fittings. Always ensure physical clearance matches your machine nozzle dimensions.
Expert FAQ & Procurement Guide
Q: What specific precaution should be taken when exposing the probe tip to low temperatures?
A: Exposing the probe tip to operating temperatures below -34°C (-29°F) may cause premature failure of the Viton O-ring pressure seal.
Q: How does the 3/4-14 NPT reducer option assist with conduit routing on-site?
A: The included SST reducer adapts the standard 3/4-inch housing port down to 1/2-inch NPT, accommodating smaller field conduit sizes without custom machining.
Q: What is the recommended torque value when tightening the internal probe sleeve locknut?
A: Technicians should torque the probe sleeve locknut to 39.3 N·m (350 in·lb) to ensure mechanical stability under high vibration.
Q: Procurement Guide: How do I select the correct probe penetration length for my turbine casing?
A: Measure the total distance from the exterior mounting flange face to the desired air gap centerline inside the machine, matching the C-dimension suffix (e.g., 385mm) to position the 8mm probe face correctly relative to the target shaft.
Q: Can this enclosed transducer assembly operate without an external Proximitor sensor?
A: No, the PROXPAC XL housing contains the internal extension cable and termination components, but requires a matched 3300 XL Proximitor sensor connected via field wiring to process the final output signal.

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Q: Are these parts 100% original and new?
A: Yes. Every component is guaranteed to be 100% original, brand-new, and factory-sealed. We also provide a 12-month comprehensive warranty for your peace of mind.
Q: How fast is the shipping to my country?
A: For in-stock items, we offer same-day dispatch. International express shipping (DHL/FedEx/UPS) typically delivers within 3–5 business days worldwide.
Q: Can I get a formal quotation with shipping costs?
A: Absolutely. Our sales team is ready to provide a detailed Proforma Invoice (PI) including the most competitive shipping rates for your location.
Q: Do you offer discounts for bulk orders?
A: We provide volume-based pricing for large projects or multiple-item orders. Please contact us to get our Best Price Guarantee.
12-Month Comprehensive Warranty
Every part supplied by Global PLC Spare Hub is covered by a 12-month warranty from the date of invoice.
- Coverage: Functional defects and hardware failures under normal operating conditions.
- Commitment: We provide immediate repair, replacement, or a full refund for any verified defective components to minimize your operational downtime.
Returns & Exchange Policy
We offer a 30-day return policy to ensure you receive the exact part your system requires.
- Eligibility: Returns are accepted for uninstalled items in their original, factory-sealed packaging.
- RMA Process: Please contact our support team to obtain a Return Merchandise Authorization (RMA) number before shipping.
- Fast Processing: Refunds or exchanges are processed within 3–5 business days after the returned item passes our technical inspection.
Need Technical Assistance?Not sure if this part is compatible with your system? [Consult our Engineers] before purchasing to ensure 100% compatibility.



