Bently Nevada

Bently Nevada 330881-28-04-150-06-02 PROXPAC XL Proximity Transducer

SKU 330881-28-04-150-06-02

In stock
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: Bently Nevada

  • Product No.: 330881-28-04-150-06-02

  • Country of origin:United States

  • Product Type: PROXPAC XL Proximity Transducer

  • Barcode: 8537101190

  • Payment: T/T, Western Union

  • Weight: 250g

  • Dimensions: 60 mm x 110 mm x 110 mm (H x W x D)

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

Option 28 (3300 XL 8 mm probe with multiple approvals) and Option 150 (150 mm probe penetration sleeve) specify this unique PROXPAC XL configuration — 330881-28-04-150-06-02. This integrated transducer assembly features a 40 mm standoff adapter and NPT fittings with a stainless steel reducer to deliver a self-contained monitoring system that eliminates external extension cables. By mounting the 3300 XL Proximitor sensor directly in the housing cover, field wiring connects straight from the machinery monitors to the PROXPAC XL assembly, streamlining overall physical complexity.

Unlike basic options lacking mechanical standoff, this metric variant uses a 3/4-14 NPT mounting thread (Option 02) which is mechanically required to support the integrated 40 mm standoff adapter (Option 04). The body is molded from advanced, glass-reinforced polyphenylene sulfide (PPS) thermoplastic containing conductive fibers to strengthen the outer assembly and protect the interior against hostile chemical and electrostatic environments.

Features

  • Option 28 integration of a 3300 XL 8 mm proximity probe with multiple hazard approvals.
  • Option 04 provides a 40 mm metric standoff adapter to ease machinery casing integration.
  • Option 150 sleeve offers a 150 mm probe penetration length for exact gapping.
  • Option 06 includes one 3/4-14 NPT fitting, one 3/4-14 NPT to 1-1/2-14 NPT stainless steel reducer, and two plugs.
  • Option 02 provides 3/4-14 NPT mounting thread required for standoff structural stability.
  • Advanced glass-reinforced polyphenylene sulfide (PPS) thermoplastic housing prevents electrostatic buildup.
  • Fully self-contained design removes the requirement for separate Proximitor housings and extension cables.
  • NEMA Type 4X and IP66 environmental sealing handles demanding chemical and marine applications.

Applications

  • Axial position and shaft vibration monitoring in harsh industrial machinery setups.
  • Locations with severe ambient environments where separate Proximitor protection is impractical.
  • Direct-on-machine mounting where field wiring must run directly to monitoring racks.
  • Petrochemical, power generation, and gas turbine installations requiring certified intrinsically safe hardware.

Ordering Information

Option Segment Code on This SKU Description / Selected Option
Orderable Part Number 330881-28-04-150-06-02 PROXPAC XL Proximity Transducer, Metric
A - Probe and Approvals Option 28 3300 XL 8 mm probe with Multiple Approvals
B - Standoff Adapter Option (B Dimension) 04 40 mm standoff adapter length
C - Probe Penetration Option (C Dimension) 150 150 mm probe penetration length
D - Fittings Option 06 One 3/4-14 NPT fitting, one 3/4-14 NPT to 1-1/2-14 NPT SST reducer, and two plugs
E - Mounting Thread Option 02 3/4-14 NPT thread (required if ordering Standoff Adapter)

Technical Specifications

Parameter Specification Value
Manufacturer Bently Nevada (Baker Hughes)
Model Number 330881-28-04-150-06-02
Product Type PROXPAC XL Proximity Transducer (Metric)
Proximitor Sensor Input 3300 XL 8 mm proximity probe with 1-metre cable length
Power Requirements Requires -17.5 Vdc to -26 Vdc without barriers at 12 mA maximum; -23 Vdc to -26 Vdc with barriers
Supply Sensitivity Less than 2 mV change in output voltage per volt change in input voltage
Output Resistance 50 Ohm
Field Wiring Compatibility 0.2 to 1.5 mm2 (16 to 24 AWG), 3-conductor shielded triax recommended
Linear Range 2 mm (80 mils), starting approximately 0.25 mm (10 mils) from target
Recommended Gap Setting 1.27 mm (50 mils)
Incremental Scale Factor (ISF) 7.87 V/mm (200 mV/mil) +/-5% standard
System Deviation (DSL) Less than +/-0.025 mm (+/-1 mil)
Housing Material Ultraviolet (UV) resistant, glass-reinforced polyphenylene sulfide (PPS) thermoplastic containing conductive fibers
Sleeve Material and Retaining Chain AISI 304 stainless steel
Outer Sleeve and Retaining Screws AISI 303 stainless steel
Sleeve O-Ring Material Neoprene
Grounding Liner Material AISI 304 stainless steel
Vibration Isolation Material Extra Soft Cellular Silicone
Lid Label Material Gloss Radiant White Polyester
Operating Temperature (Probe Housing and Proximitor) -52 degC to +100 degC (-62 degF to +212 degF)
Storage Temperature -52 degC to +105 degC (-62 degF to +221 degF)
Probe Temperature Range -52 degC to +177 degC (-62 degF to +351 degF)
Environmental Sealing Type 4X, IP66 (verified by BASEEFA)
Relative Humidity 100% condensing, non-submersible when connectors protected

Connections and Interfaces

Interface Element Details / Support
Field Wiring Terminals Direct connection inside housing cover; supports up to 1.5 mm2 (16 AWG) field wire
Maximum Field Wiring Distance 305 metres (1,000 feet) between transducer and monitor
Integrated Cable Connections Pre-routed internal connection eliminating standard external ClickLoc extension cables

Installation Guidelines

Ensure the housing is securely mounted. The 3/4-14 NPT mounting thread (Option 02) must be fully engaged to ensure the structural integrity of the standoff adapter. Observe the manufacturer-recommended torque limits: apply 29.5 N-m (260 in-lb) to the retaining nut, and 39.3 N-m (350 in-lb) to the probe sleeve locknut. Ensure that sealing washers, plugs, and fittings are correctly installed to prevent moisture from traveling through conduits into the housing interior.

Compliance and Certifications

  • European CE Mark compliant
  • IP66 rating verified by BASEEFA (Report T07/0709)
  • Hazardous Area Approvals (Option 28): Intrinsically safe (Ex ia IIC T4/T5 Ga, Ex ia IIIC T90C/T105C Dc) and non-sparking/increased safety (Ex nA IIC T4/T5 Gc, Ex ec IIC T4/T5 Gc) for zone-rated environments

FAQ

What is the main benefit of the integrated PROXPAC XL design used in the 330881-28-04-150-06-02 transducer?

It combines the 3300 XL 8 mm proximity probe and the Proximitor sensor into a single field-mountable housing. This design completely eliminates the need for an external extension cable and separate Proximitor housing, significantly reducing field wiring and installation complexity.

What are the standoff adapter and probe penetration specifications for this model?

This specific model includes a 40 mm metric standoff adapter (Option 04) and a 150 mm probe penetration sleeve length (Option 150) for precise target gapping inside the machinery casing.

Which approvals are covered under Option 28?

Option 28 provides Multiple Approvals, including ATEX, IECEx, and North American hazardous area certifications, allowing the transducer to be safely deployed in Zone 0, Zone 2, and Class I, Division 2 environments.

What are the recommended torque values for installation?

During installation, the retaining nut should be torqued to 29.5 N-m (260 in-lb) and the probe sleeve locknut should be torqued to 39.3 N-m (350 in-lb) to ensure high physical protection and environmental sealing.

View all FAQs →

Product Documentation

Technical Datasheet (PDF) Complete specifications and technical drawings.

Technical Datasheet

Bently Nevada 330881-28-04-150-06-02 PROXPAC XL Proximity Transducer

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  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
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  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

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TECHNICAL SPECIFICATIONS

Country of origin
United States

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