What information should I include in my inquiry for fastest service?

Three things make an inquiry answerable within hours: (1) the part number exactly as on the nameplate, including suffixes; (2) the machine or system it belongs to (e.g. 3500 rack monitor slot, 3300 XL channel); (3) your quantity and required date. Photos of the nameplate or the module faceplate close any remaining gaps. Anything more — drawings, old quotes, the maintenance history — helps for retrofit planning but is not required for a fast line-item quote.

Can I mix 3300 XL probes with an existing 3300 NSv system?

No — 3300 NSv is its own sensor family with its own Proximitor and calibration; NSv probes, cables, and Proximitors form a matched set just like 3300 XL does. The mechanical look is similar, which is exactly why mix-ups happen at stores level. Check the part number family before re-stocking: XL parts belong to XL Proximitors, NSv parts to NSv Proximitors. If your shelf has unlabelled probes, send us the photos and we will separate the families for you.

What is the difference between a monitor and a transmitter?

A monitor (like the 3500/42M) lives in a protection rack: it drives alarms and trips locally and reports to the DCS. A transmitter (like the 3300/65A) packages the full measurement chain in one loop-powered device and delivers a 4–20 mA signal straight to the PLC — no rack, no trip logic, lower cost. Monitors are for machines where the trip decision must sit in the protection system; transmitters are for smaller machines where the PLC handles alarming. Both have their place, and we stock both.

How can I get a quote or a retrofit plan?

Send us the list — model numbers, nameplate photos, or even a photo of the rack — through the contact form or WhatsApp. Within one business day you receive a line-by-line quote with availability and lead time. For retrofit planning, include the machine train and what you want to achieve (system renewal, obsolescence cover, or spare-pool build-up) and we will return a staged plan: what to keep, what to replace, and in which order to buy.

Bently Nevada 330709-000-040-10-11-00 product photo — Bently Nevada 330709-000-040-10-11-00 3300 XL 11 mm Proximity Probe

Bently Nevada 330709-000-040-10-11-00 3300 XL 11 mm Proximity Probe

Precision 3300 XL 11 mm proximity probe for reliable vibration and position monitoring.

Product Introduction

The Bently Nevada 330709-000-040-10-11-00 is a 3300 XL 11 mm Proximity Probe, designed for non-contact vibration and position measurement in critical rotating machinery. Manufactured in the U.S.A., this probe features an M16 x 1.5 thread, a 0 mm unthreaded length, a 40 mm overall case length, and a 1.0 meter total length. Equipped with a miniature coaxial ClickLoc connector and FluidLoc cable, it ensures secure and reliable signal transmission. This model is part of the 3300 XL series, known for its accuracy and durability in industrial environments.

Technical Parameters

Model: 330709-000-040-10-11-00
Thread: M16 x 1.5
Unthreaded Length: 0 mm
Overall Case Length: 40 mm
Total Length: 1.0 meter (3.3 feet)
Connector: Miniature coaxial ClickLoc with connector protector
Cable: FluidLoc cable
Probe DC Resistance: 5.9 ± 0.5 ohms (center to outer conductor)
Probe Tip Material: Polyphenylene sulfide (PPS)
Probe Case Material: AISI 304 stainless steel
Cable Specification: 75 Ω triaxial, FEP insulated
Probe Case Torque (Recommended): 21.1 N•m (187 in•lb)
Probe Case Torque (Maximum): 63.3 N•m (560 in•lb)
Connector-to-Connector Torque: Finger tight (recommended), 0.565 N•m (5 in•lb) maximum
Minimum Bend Radius: 25.4 mm (1.0 in)
Operating/Storage Temperature: -52°C to +177°C (-62°F to +351°F)

Parameter Analysis

The 330709-000-040-10-11-00 probe is engineered for precise measurements. The 11 mm diameter provides a linear output over a typical measurement range. The DC resistance of 5.9 ± 0.5 ohms ensures signal integrity. The PPS tip offers excellent chemical resistance and thermal stability. The stainless steel case provides mechanical robustness. The temperature range covers most industrial applications, but note that exposure below -34°C may affect the pressure seal. The recommended torque values ensure proper installation without damaging the probe.

Application Scenarios

This proximity probe is ideal for monitoring vibration and axial position in rotating machinery such as turbines, compressors, pumps, and motors. It is commonly used in oil, gas, power generation, and petrochemical plants. The probe is suitable for machines with a minimum shaft diameter of 152 mm (6.0 in) and a flat target size of at least 30.5 mm (1.2 in) for optimal performance.

Installation Guide

Install the probe into a mounting hole with M16x1.5 thread. The maximum thread engagement is 24 mm. Apply the recommended torque of 21.1 N•m (187 in•lb) for the probe case. Connect the ClickLoc connector by hand-tightening, then apply a maximum torque of 0.565 N•m (5 in•lb). Ensure the cable bend radius is at least 25.4 mm. For detailed instructions, refer to the service manual.

Compatibility

This probe is part of the 3300 XL series and is compatible with Bently Nevada 3300 XL proximitors and extension cables. It can be used with 3300 XL monitoring systems. The 330709-000-040-10-11-00 is designed to work with standard Bently Nevada signal conditioning equipment.

Maintenance Advice

Regularly inspect the probe tip for damage or contamination. Clean with a soft cloth if necessary. Check the cable for cuts or abrasions. Ensure connectors are tight. Avoid exposing the probe to temperatures below -34°C during operation. Periodically verify the DC resistance to ensure the probe is functioning correctly.

Procurement Advice

When ordering the Bently Nevada 330709-000-040-10-11-00, confirm the total length and connector type match your requirements. This model has a 1.0 meter length and ClickLoc connector. Ensure you have the correct extension cable and proximitor for your system. For critical applications, consider stocking a spare probe to minimize downtime.

FAQ

What is the operating temperature range?

The probe operates from -52°C to +177°C (-62°F to +351°F).

What is the recommended torque for installation?

The recommended probe case torque is 21.1 N•m (187 in•lb), with a maximum of 63.3 N•m (560 in•lb).

What is the minimum shaft diameter for accurate measurement?

The recommended minimum shaft diameter is 152 mm (6.0 inches).

Can this probe be used in hazardous areas?

The probe has temperature classifications for various ambient temperatures, but agency approval option is ‘Not required’ for this model.

What is the DC resistance of the probe?

The DC resistance is 5.9 ± 0.5 ohms.

Technical Specifications

Communication Interfaces	Miniature coaxial ClickLoc connector
Communication Protocols	Not applicable
Compatible Rack	3300 XL system
Supply Voltage	Not applicable
Operating Temperature	-52°C to +177°C
Certification	Not required
Channels	1
Input Power	Not applicable
Measurement Range	Typical for 11 mm probe (linear range)
Mounting	M16 x 1.5 thread

Download Datasheet (PDF)Official service documentation, stamped by TenBN.

Need a quote for this product (330709-000-040-10-11-00)?

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