100630-82-89-50-01 Bently Nevada 3300 XL 8 mm Proximity Probe

Bently Nevada 100630-82-89-50-01 — 3300 XL 8 mm Underwater Proximity Probe

The Bently Nevada 100630-82-89-50-01 is a 3300 XL 8 mm underwater proximity probe designed for machinery-monitoring applications where the probe body may be submerged or exposed to fluids. Its sealed probe case and protective Tefzel tubing help protect the assembly in wet operating environments, while the miniature coaxial ClickLoc connector provides the specified connection interface.

This configuration has a 3/8-24 UNF threaded case, an 8.2-inch unthreaded length, an 8.9-inch overall case length, and a 5.0 m cable. Selection requires more than checking probe length: engineers must verify the mating extension cable and Proximitor sensor, installation geometry, pressure conditions, fluid chemistry, temperature limits, and hazardous-area installation requirements.

01 | Configuration Breakdown — Read the Suffix Before Ordering

Full part number: 100630-82-89-50-01

100630 — 82 — 89 — 50 — 01

• 100630 | Probe family and construction
  • Bently Nevada 3300 XL 8 mm underwater proximity probe.
  • 3/8-24 UNF thread with sealed case and Tefzel tubing.
• 82 | Unthreaded length
  • 8.2 inches.
  • Length options are specified in 0.1-inch increments.
  • Family configuration range: 0.8 to 9.6 inches.
• 89 | Overall case length
  • 8.9 inches.
  • Specified as the overall case length option for this configuration.
• 50 | Total cable length
  • 5.0 m (16.4 ft).
• 01 | Connector and cable type
  • Miniature coaxial ClickLoc connector with connector protector.
  • Standard cable configuration.

Ordering control: Match the entire suffix, not just the 100630 family number. The length and connector options affect mechanical installation and the electrical measurement chain.

02 | Technical Specification Register

03 | Underwater Installation — Important Fluid Boundaries

The 100630 underwater probe family is designed for applications where the probe body is submerged or exposed to fluids. However, the connector end is not sealed against liquids and must not be submerged. The protective tubing attached to the probe case protects the probe cable; it does not make the complete probe-and-connector assembly suitable for immersion.

• Probe body: Suitable for the intended fluid-exposure conditions within the specified environmental limits.
• Cable protection: Tefzel tubing protects the cable along the specified section of the assembly.
• Connector end: Keep the connector out of liquids. Provide a suitable mounting and routing arrangement to prevent fluid ingress.
• Salt water: The 304 stainless-steel probe case is not suitable for salt-water applications.
• Pressure sealing: The stated rating is 34 bar (500 psi) with nitrogen. Do not assume this automatically certifies every installed assembly for a different fluid, temperature, or pressure profile.

For higher-pressure service, the supplied documentation indicates that modifications may be available. Confirm the required pressure-seal test and approved configuration with the supplier before use.

04 | Measurement Chain and System Compatibility

A proximity probe is part of a measurement system, not a standalone vibration monitor. For a typical 3300 XL displacement-measurement channel, engineers must verify the complete chain:

Probe → Compatible extension cable → Compatible Proximitor sensor → Monitoring system

Before replacing a probe, confirm the required 8 mm system configuration, the compatible extension cable and Proximitor model, the total electrical cable length, and the monitoring channel's configuration. Do not assume that all 3300 XL components are interchangeable solely because they share the same series name.

Also verify the physical probe target, mounting bracket, thread engagement, probe gap, and required measurement range. Incorrect mechanical geometry or an unmatched electrical chain can produce misleading readings even when the probe itself is functioning correctly.

05 | Suitable Equipment and Application Scenarios

• Wet-environment rotating machinery: Displacement measurement where the probe body may encounter water or other compatible fluids.
• Pumps and fluid-handling equipment: Monitoring compatible shaft-position or displacement measurement points where the installation geometry permits the specified probe arrangement.
• Industrial machinery protection systems: Use as the probe element in a correctly configured Bently Nevada proximity measurement channel.
• Machinery in enclosed or fluid-exposed locations: Applications requiring cable protection along the probe case, while keeping the connector end outside the liquid.
• Maintenance replacement projects: Replacement of a matching 100630 configuration when suffix, cable length, mating components, pressure conditions, and mounting dimensions have been verified.

Application suitability depends on the target material, probe gap, system calibration, fluid chemistry, pressure, temperature, and installation method. The stated specifications do not establish suitability for salt water or for submerging the connector.

06 | Field Diagnostics: Separate Probe, Cable, and System Faults

Diagnostic approach: Begin with the installation and fluid boundary, then inspect the probe cable and connector, verify the matched extension cable and Proximitor, and finally review the monitor channel configuration. A poor reading does not by itself prove that the probe has failed.

07 | Temperature and Hazardous-Area Considerations

The specified probe operating and storage temperature range is -51°C to +177°C. Confirm that the actual installation temperature remains within this range and within the limits of the other components in the measurement chain.

The supplied hazardous-area information includes the following approval markings and installation conditions:

• Intrinsic safety: Class I, Zone 0; AEx/Ex ia IIC T5...T1 Ga.
• Division classification: Class I, Groups A, B, C, and D; Class II, Groups E, F, and G; Class III.
• Installation condition: Intrinsically safe zener barriers per drawing 141092 or suitable galvanic isolators, as applicable to the approved system configuration.
• Non-incendive / increased protection markings: nA, ec Class I, Zone 2; AEx/Ex nA IIC T5...T1 Gc; Class I, Division 2, Groups A, B, C, and D; and Class I, Zone 2 AEx/Ex ec IIC T5...T1 Gc.

Confirm the exact certification applicable to the supplied item, the temperature schedule, barrier or isolator requirements, and the installation drawing before using the probe in a hazardous location. Do not treat the probe marking alone as approval of the entire measurement loop.

08 | Global PLC Spare HUB's Insight

For the 100630-82-89-50-01, the critical selection detail is the combination of fluid exposure, connector location, and the exact suffix configuration. The underwater design applies to the probe body and protected cable section; it does not permit immersion of the connector end. This distinction should be included in the installation review, especially where water can rise, splash, or collect around the cable termination.

Before ordering a replacement, compare the complete part number and measure the installed probe's unthreaded length, overall case length, and cable routing requirement. Confirm that the 5 m cable configuration matches the intended 3300 XL measurement chain. In pressure service, verify the actual medium and the required seal test rather than relying on the nominal nitrogen rating alone.

For troubleshooting, document the monitor channel's normal reading, probe gap, recent maintenance, and any fluid exposure before replacing parts. These records help distinguish a mounting or cable problem from a failed probe or mismatched Proximitor system.

09 | Frequently Asked Questions

Q1: Can the entire 100630-82-89-50-01 assembly be submerged?

No. The probe body is designed for specified fluid-exposure applications, but the connector end is not sealed against liquids and must not be submerged. The installation must keep the connector dry and protect the cable termination from fluid ingress.

Q2: Is this probe suitable for seawater or salt-water service?

No. The supplied specification states that the probe case uses 304 stainless steel and is not suitable for salt-water applications. Confirm material compatibility with the actual process fluid before selecting a probe for other corrosive environments.

Q3: What should I verify if the original probe uses a different cable length?

Check the complete measurement-chain configuration, including the extension cable and Proximitor sensor. Cable lengths are part of the electrical system design; do not substitute a different length based only on physical reach. Confirm the required system length and compatibility in the applicable Bently Nevada documentation.

Q4: Does the 34 bar pressure rating guarantee use in any liquid at that pressure?

No. The supplied rating specifies sealing at 34 bar (500 psi) with nitrogen. Fluid compatibility, temperature, installation details, and the required seal test must also be considered. Contact the supplier or manufacturer if the application requires a different medium or a higher-pressure test.

Q5: What details should I provide when requesting a replacement quote?

Provide the full part number, required quantity, probe mounting dimensions, cable length, mating extension cable and Proximitor details, fluid exposure, operating temperature, pressure conditions, and hazardous-area requirements. These details help confirm both the mechanical configuration and measurement-system compatibility.

10 | Ordering, Warranty and Shipping

• Part number: 100630-82-89-50-01
• Product: Bently Nevada 3300 XL 8 mm underwater proximity probe
• Warranty: 12 months, subject to the seller's written warranty terms.
• Shipping options: FedEx, UPS, and DHL.
• Dispatch target: 24–48 hours after order and payment confirmation, subject to stock availability and order processing.

Request a quote: Send the full model number 100630-82-89-50-01, required quantity, destination, and application conditions to help verify the configuration before ordering.

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