Bently Nevada 330180-X1-05MOD:145347-05 3300 XL Proximitor Sensor

Description

330180-X1-05MOD:145347-05 specifies this customized 3300 XL Proximitor Sensor configuration, featuring the X1 DIN-rail mount modification, standard Agency Approval Option 05, and a specialized target material calibration under Modification 145347 (Option 05).

This customized Proximitor sensor is calibrated as part of a specialized modification chain to ensure precise shaft vibration and axial position tracking when paired with 3300 XL 5 mm or 8 mm proximity probes and 9-meter extension cables. By departing from standard AISI 4140 steel calibration, this sensor corrects for the specific electrical conductivity and magnetic permeability of alternative rotor metallurgy, delivering a linear voltage output in critical turbomachinery applications.

Features

• DIN-Rail Mounting (X1 Option): Pre-configured with a secure mounting clip for direct installation onto standard 35 mm DIN rails, simplifying panel wiring.
• Multiple Agency Approvals (Option 05): Certified for safe operation in hazardous industrial environments under ATEX, IECEx, and CSA standards.
• Custom Target Calibration (Mod 145347-05): Adjusted circuit parameters to maintain scale factor accuracy over non-standard metallic targets.
• System Integration: Houses the stable high-frequency oscillator and demodulator circuitry necessary to drive Bently Nevada eddy-current probes.
• Excellent Noise Immunity: Designed with shielding and filtering that isolate the sensor output from electromagnetic and radio-frequency interference.

Applications

The sensor is ideal for turbomachinery monitoring in heavy-industry sectors such as oil and gas, petrochemicals, power generation, and water treatment. It is specifically applied where machinery shafts are composed of non-standard alloys rather than AISI 4140 steel, including:

• Steam and gas turbine rotor displacement measurement
• Centrifugal compressor radial shaft vibration monitoring
• High-speed motor and pump axial thrust tracking
• Gearbox input and output shaft vibration diagnostics

Ordering Information

Technical Specifications

Installation Guidelines

Ensure the Proximitor sensor is mounted in a dry, clean enclosure or weather-proof housing to prevent moisture ingress. Maintain proper DIN rail grounding to protect signal integrity. Secure probe and extension cable coaxial connections with connector protectors or self-coalescing tape to insulate them from structural ground paths. Shielded field wiring must run back to the monitoring system to eliminate electromagnetic coupling.

Compliance and Certifications

When ordered with Option 05, this device is certified for installation in hazardous locations under multiple international schemes:

• CSA: Intrinsically Safe (Class I, Div 1, Groups A, B, C, D) and Non-Incendive (Class I, Div 2)
• ATEX / IECEx: Ex ia IIC T4 Ga (Zone 0) and Ex nA IIC T4 Gc (Zone 2)
• CE Mark compliant