Product Overview

The Bently Nevada 330901-00-96-10-02-05 is a high-performance 3300 NSv (Near Surface) proximity probe engineered specifically for critical industrial applications where standard probes fail due to restricted installation space or small target diameters. This transducer excels in monitoring radial vibration and axial position on high-speed pumps, small centrifugal compressors, and auxiliary turbines where the target area is as narrow as 5 mm. By utilizing a specialized tip and coil geometry, the NSv system provides a stable linear output even when mounted in close proximity to nearby metallic surfaces that typically cause signal interference in standard 8mm probes. As a vital sensory component for the Bently Nevada 3500 Monitoring System, it ensures continuous asset protection and high-fidelity data acquisition for Turbine Supervisory Instrumentation (TSI) in hazardous and confined mechanical environments.

Component Suffix Decoding

Understanding the NSv Model Nomenclature

The part number 330901-00-96-10-02-05 defines a precise mechanical footprint and electrical certification tailored for deep-reach hazardous area monitoring.

• -00 (Unthreaded Length): Represents a 0.0-inch unthreaded length, indicating the probe body is fully threaded for maximum depth adjustment within the bracket.

• -96 (Overall Case Length): Specifies a 9.6-inch total threaded case length, providing exceptional reach for deep bearing housings or internal casing access.

• -10 (Total Length): Indicates a 1.0-meter (3.3 feet) total cable length, designed to be connected to a matching NSv extension cable for a 5-meter or 7-meter system.

• -02 (Connector Option): Features a miniature coaxial connector with a specialized brass cable protector for enhanced physical shielding and fluid resistance.

• -05 (Agency Approval): Provides multi-certified protection (ATEX, IECEx, CSA) for intrinsically safe installations in hazardous environments.

Core Hardware Parameters

Field Commissioning Protocol

Precision Gap Voltage Alignment

To ensure peak accuracy, engineers must calibrate the DC Gap Voltage during field installation. For the 3300 NSv system, a typical gap setting of -10.00 VDC places the probe at the center of its linear operating range. Use a digital multimeter at the Proximitor output to verify this voltage before finalizing the probe locknut torque to prevent signal saturation.

Intrinsically Safe Wiring and Routing

The -05 approval mandates strict adherence to hazardous area wiring standards. Avoid sharp bends exceeding a 25.4 mm (1.0 inch) radius for the coaxial cable. Always utilize the integrated brass connector protectors and seal the junction with self-fusing silicone tape to prevent oil or moisture ingress from grounding the signal, which is a primary cause of system "Not OK" status in the 3500 rack.

Strategic Engineering Advantages

Small Target Performance in Extreme Zones

The 3300 NSv probe utilizes a unique electromagnetic field pattern that concentrates sensing energy at the tip. This allows it to monitor shafts or targets significantly smaller than the standard 8mm probe limits without suffering from "side-viewing" interference from nearby machine components. With the -05 certification, this precision is maintained even in volatile atmospheres.

Seamless Integration and Resilience

Engineered for demanding duty cycles, this probe integrates natively with Honeywell Experion PKS and existing Bently Nevada 3500 architectures. Its FEP cable jacket and PPS tip material offer superior resistance to synthetic lubricants and chemical exposure, ensuring long-term stability in high-temperature bearing environments where asset uptime is the highest priority.

Global Supply & Logistics

We prioritize rapid fulfillment to support critical maintenance windows and emergency plant outages.

• Dispatch Timeline: Ships within 3-5 days when payment finish for in-stock units.

• Courier Partners: Priority door-to-door delivery via DHL, FEDEX, or UPS.

• Packaging Excellence: All probes ship in factory-sealed, anti-static industrial packaging. We employ reinforced structural cushioning and moisture-resistant barriers to ensure your precision sensors arrive in factory-calibrated condition.

Asset Protection Knowledge Base

Q1: Can I use this NSv probe with a standard 3300 XL extension cable?

A1: No. The 3300 NSv system is electrically unique. It must be paired specifically with a 3300 NSv extension cable and a 3300 NSv Proximitor sensor to achieve the correct 200 mV/mil sensitivity.

Q2: What is the benefit of the 9.6-inch case length?

A2: The 9.6-inch length is specifically for "deep-reach" applications where the probe must pass through thick insulation or heavy bearing housings to reach the shaft target.

Q3: Does the -05 approval allow for use in explosive gas atmospheres?

A3: Yes, the -05 suffix indicates multiple agency approvals for intrinsically safe (IS) applications in Class I, Div 1 and Zone 0/1 environments when used with the appropriate safety barriers.

Q4: How do I identify a failing 3300 NSv probe?

A4: Most failures manifest as a "Not OK" LED on the 3500 monitor. Check for a DC voltage outside the -1.0 to -17.0 VDC range, which usually indicates an open circuit, short circuit, or a mechanical gap error.