Bently Nevada 330904-00-23-50-02-00 3300 XL NSv Proximity Transducer System | Replacement, Equivalent & Selection Guide
The Bently Nevada 330904-00-23-50-02-00 is a high-precision eddy-current proximity transducer system from the 3300 XL NSv series, engineered for continuous, non-contact vibration and position measurement on rotating machinery. Designed for demanding industrial environments, this system delivers reliable shaft displacement data critical to predictive maintenance and machinery protection programs.
Technical Specifications
- Manufacturer: Bently Nevada (Baker Hughes)
- Part Number / SKU: 330904-00-23-50-02-00
- Series: 3300 XL NSv (Non-Standard voltage)
- Sensor Type: Eddy-Current Proximity Transducer
- Probe Tip Diameter: 8 mm
- Cable Length: 5 m (standard)
- Extension Cable Length: 5 m
- Measurement Range: 0–2.36 mm (0–93 mil)
- Scale Factor: 7.87 V/mm (200 mV/mil)
- Supply Voltage: −24 VDC (nominal)
- Output: −1 VDC to −10 VDC (linear range)
- Temperature Range: −35°C to +121°C (probe); −35°C to +85°C (driver)
- Approvals: CE, ATEX, IECEx (intrinsically safe options available)
- Target Material: AISI 4140 steel (standard)
- Connector: Armor-jacketed coaxial cable with standard BNC/TNC termination
Compatible Replacement & Equivalent Models
The table below lists verified compatible replacements and functional equivalents for the 330904-00-23-50-02-00. Always verify gap voltage, scale factor, and cable length before substituting.
| Part Number | Brand | Notes |
|---|---|---|
| 330900-00-23-50-02-00 | Bently Nevada | Standard voltage variant; same probe geometry |
| 330903-00-23-50-02-00 | Bently Nevada | 3300 XL 8 mm standard series; compatible driver |
| 330905-00-23-50-02-00 | Bently Nevada | Extended temperature probe option |
| 3300 XL 8 mm (generic) | Bently Nevada | Confirm NSv driver compatibility |
| PR6423/010-030 | Epro (Baker Hughes) | 8 mm eddy-current; verify scale factor |
| CWY-DO-810 | Zhonghang Electronics | Chinese equivalent; confirm output range |
⚠ Disclaimer: Replacement compatibility is provided for reference only. Konmask.com recommends engineering verification before substitution in safety-critical applications.
Why Choose the Original Model
- Factory-calibrated NSv output — pre-matched probe, extension cable, and driver for guaranteed scale factor accuracy out of the box.
- Bently Nevada System 1 / 3500 rack compatibility — plug-and-play integration with existing monitoring infrastructure.
- Traceable calibration certificate — meets ISO 10816 / ISO 13373 machinery vibration standards.
- Long-term availability — Konmask.com maintains stock of legacy and current-production 3300 XL NSv components.
- Reduced commissioning risk — eliminates re-calibration and gap-voltage re-verification required with third-party equivalents.
Typical Applications
- Steam and gas turbine shaft radial vibration monitoring
- Centrifugal compressor rotor position measurement
- Pump and motor bearing displacement monitoring
- Gearbox and expander vibration surveillance
- API 670 machinery protection systems
- Petrochemical, power generation, and LNG plant rotating equipment
System Compatibility
- Monitors / Racks: Bently Nevada 3500 Series, 3300 Series, System 1 Evolution
- DCS Integration: 4–20 mA output via 3500/42M position monitor; Modbus / PROFIBUS via gateway
- Driver / Oscillator: 3300 XL NSv driver (sold separately or as matched set)
- Extension Cable: 330130 series (5 m standard; custom lengths available)
- Target Compatibility: AISI 4140, 4340 steel; verify for non-ferrous targets
Selection Guide
Use the part number matrix below to select the correct 330904 variant for your application:
- Probe length: -00-23 = 23 cm armored probe
- Extension cable: -50 = 5.0 m
- Driver type: -02 = NSv driver
- Connector: -00 = standard coaxial
If your application requires a different cable length, high-temperature probe, or ATEX-certified variant, contact support@konmask.com with your existing part number and we will identify the correct replacement.
Quality Assurance & Sourcing
- All units sourced from authorized distributors or verified surplus channels.
- Each unit undergoes incoming inspection: visual check, continuity test, and gap-voltage verification.
- Calibration certificates and factory documentation provided upon request.
- Genuine Bently Nevada / Baker Hughes OEM parts — no counterfeit or remanufactured stock.
- Traceability records maintained for export compliance (EAR / ECCN review available).
How to Order
- Add 330904-00-23-50-02-00 to cart and proceed to checkout.
- For bulk orders (>3 units) or urgent requirements, email support@konmask.com for a dedicated quote.
- Lead time: in-stock units ship within 1–3 business days; ex-stock orders within 5–10 business days.
- International shipping available — DHL / FedEx express with full customs documentation.
- Payment: T/T bank transfer, PayPal, credit card via Shopify Payments.
Replacement & Compatibility FAQ
Q: Can I use a standard 3300 XL probe with the NSv driver?
A: No. NSv (Non-Standard voltage) drivers require matched NSv probes. Mixing standard and NSv components will result in incorrect scale factor and potential monitor alarms.
Q: What is the difference between 330904 and 330900?
A: The 330904 is the NSv variant; the 330900 is the standard −24 VDC version. They share the same 8 mm probe geometry but have different driver electronics and output characteristics.
Q: Is the 330904-00-23-50-02-00 compatible with the Bently Nevada 3500/42M monitor?
A: Yes, when used with the correct NSv driver module. Confirm monitor channel configuration matches NSv input type.
Q: Can Konmask.com supply the complete matched set (probe + extension + driver)?
A: Yes. Contact us with your application details and we will configure a complete, factory-matched 3300 XL NSv system.
Q: Do you provide a warranty?
A: All units carry a 12-month warranty against manufacturing defects. Warranty claims are processed within 5 business days.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691






