Technical Specifications Breakdown
Key parameters for the 24701-28-10-00-070-03-02 are listed below for quick reference:
| Feature | Specification |
|---|---|
| Model | 24701 - Proximity Probe Housing Assemblies |
| Probe Option | 28 = 3300 XL 8mm, with approval option |
| Probe Cable Length | 1 m (39 in) |
| Probe Penetration | 7 in (070) |
| Mounting Thread | 3/4-14 NPT |
| Body Material | 303 stainless steel |
| Sleeve Material | 304 stainless steel |
| Weight (typical, without fittings) | 1.8 kg (4.1 lb) |
| Max (C)+(D) with visible probe | 17.0 in (43.18 mm) |
| Max (C)+(D) Dimension | 29.2 in (74.2 mm) |
Industry Applications and Operational ROI
This housing assembly is engineered for continuous duty in critical rotating machinery such as steam turbines, centrifugal compressors, and large pumps. By enabling early detection of shaft vibration and thrust position changes, it helps prevent catastrophic bearing failures and unplanned outages. The 303 stainless steel body and 304 stainless steel sleeve resist corrosion in harsh environments, extending service life and reducing replacement costs.

Installation and Setup Guidance
Install the housing assembly into a 3/4-14 NPT threaded port on the machine casing. Ensure the probe tip is positioned at the correct gap per the 3300 XL probe specifications. The included fittings—a 3/4-14 NPT plug, a 3/4-14 to 1/2-14 NPT reducer, and a cable seal grip with grommets for cable diameters from 1/8 to 3/8 inches—allow flexible conduit connections. Tighten all fittings to manufacturer torque specifications to prevent leakage.
Maintenance and Reliability
Inspect the housing assembly periodically for signs of corrosion or mechanical damage. Verify that all O-rings and seals remain intact to maintain environmental protection. The stainless steel construction provides long-term durability, but regular visual checks ensure continued performance in high-vibration or chemically aggressive environments.
Robust Vibration Monitoring for Critical Rotating Machinery
In high-stakes industrial environments, unplanned downtime from rotating equipment failures can cost millions. The Bently Nevada 24701-28-10-00-070-03-02 proximity probe housing assembly provides a rugged, field-proven solution for precise shaft vibration and position measurement. Designed for use with the 3300 XL 8mm probe, this assembly ensures reliable data acquisition even under extreme conditions.

Selection Guide and Purchasing Advice
When selecting a replacement or new installation, confirm that the probe cable length (1 m) and probe penetration (7 in) match your machine geometry. The 24701-28-10-00-070-03-02 is available as new and original in factory packing from AutoDCSTech. Please verify current lifecycle status and availability with AutoDCSTech before ordering.
Availability & Condition at AutoDCSTech
| Part Number | 24701-28-10-00-070-03-02 |
|---|---|
| Availability | In Stock |
| Condition | New |
| Warranty | One Year |
| Origin | US |
