Product Overview
The Bently Nevada 330851-02-000-060-50-00-05 3300 XL Proximity Probe is a high‑precision non‑contact sensor engineered to deliver repeatable shaft‑position and vibration data for critical rotating machinery. It addresses early‑fault detection (bearing wear, shaft misalignment, rubs) and process control accuracy needs by providing stable, high‑resolution measurements in harsh industrial environments where reliability and long‑term repeatability (+/‑0.1%) are essential.
Technical Specifications
Model Number: 330851-02-000-060-50-00-05
Product Series: Bently Nevada 3300 XL
Module Type: 25 mm Proximity Probe (3300 XL family)
Weight: 0.54 kg
Dimensions: 23 × 23 × 4.5 cm
Operational Range: Up to 200 mm (application dependent; confirm in datasheet)
Temperature Range: −40 °C to +85 °C
Environmental Rating: IP67 (dust-tight and protected against immersion)
Output Signal: 4–20 mA analog loop output
Power Supply: DC 12 V to 36 V (loop‑powered)
Accuracy / Repeatability: ±0.1% repeatability
System Compatibility: TSI / Bently 3300 monitoring ecosystems
Communication Service: Compatible with Ethernet‑based diagnostics when integrated with appropriate gateways/routers
HS Code: 8537101190
Product Origin: USA
Lead Time: In stock — ready for rapid shipment
Model Code Breakdown
The full model code 330851-02-000-060-50-00-05 is a structured part number where each group denotes a factory option. Typical interpretation (confirm with official datasheet or factory prior to purchase):
330851 — Base part number identifying the 3300 XL probe family and core sensing element.
-02 — Mechanical variant or body style (mount boss, probe diameter or housing revision).
-000 — Material/finish or special mechanical option (often used for standard base configuration).
-060 — Sensing length or probe insertion/standoff dimension (here commonly indicates a 60 mm sensing/extension option).
-50 — Cable, connector or mounting adapter variant (may indicate standard cable length or mounting accessory).
-00 — Additional option or reserved field (often a standard/default setting).
-05 — Electrical termination / output variant (defines factory wiring, 4–20 mA option or connector type).
Note: suffix semantics vary by factory tables and product revisions. Always confirm exact suffix-to-feature mapping with the official Bently Nevada parts table or technical datasheet before specifying or installing.
Installation Recommendations & Wiring Guide
Mechanical installation: mount the probe on a rigid boss or bracket that minimizes relative movement. Ensure the sensing face is aligned to measure the intended axis and that the probe body is securely fastened to prevent micro‑movement. Use anti‑seize or locking hardware where specified.
Working gap: set and verify probe‑to‑target clearance per the Bently datasheet. Small, repeatable gaps are required for accurate readings—establish mechanical zero at installation and verify with the monitoring electronics.
Electrical wiring (4–20 mA loop): this unit is loop‑powered (12–36 V DC). Typical two‑wire wiring: connect the positive loop supply to the probe’s + terminal, the probe’s − terminal returns to the input/measurement device common. Ensure polarity is correct and observe wiring diagram from the manufacturer.
Shielding & grounding: use manufacturer‑recommended shielded cable; route separately from high‑power or VFD cabling to reduce EMI. Terminate cable shield at the monitoring/receiver end only (single‑point ground) unless system documentation specifies otherwise.
Cable routing & protection: provide drip loops, strain relief, and conduit where required. Avoid sharp bends and proximity to welding or heavy switching equipment.
EMC & noise mitigation: maintain distance from VFDs and high‑current lines; where necessary use ferrite cores, additional cable shielding, or grounded conduits.
Commissioning: verify continuity and insulation resistance before powering. With shaft stationary, confirm zero offset and loop current at rest; perform run‑up and shutdown checks to capture baseline signatures. Archive baseline readings for trend analysis.
Safety: follow lockout/tagout procedures and site safety standards during installation and service.
FAQ — Common Questions
Q: What is the primary function of this probe?
A: The probe provides non‑contact shaft position and vibration sensing for condition monitoring and process control of rotating machinery.
Q: Is this a genuine Bently Nevada product?
A: Yes — this listing is for the factory‑authentic Bently Nevada 330851-02-000-060-50-00-05 3300 XL Proximity Probe.
Q: What are the electrical and power requirements?
A: The probe uses a 4–20 mA loop output and is loop‑powered from DC 12–36 V. Follow the manufacturer wiring diagram for correct loop wiring and grounding.
Q: What environments can it operate in?
A: Designed for harsh industrial conditions — operating range −40 °C to +85 °C and IP67 rated for dust and moisture protection. Confirm specific enclosure/pressure tolerances in the datasheet for extreme conditions.
Q: Is it compatible with my Bently 3300 system?
A: The 3300 XL family is designed for integration with Bently monitoring systems (TSI). Verify compatibility with your specific monitor module and firmware version.
Q: What is the lead time and shipping?
A: Units are in stock and available for rapid shipment; contact sales for regional lead times and expedited shipping options.
Q: Do you provide technical support for installation and commissioning?
A: Yes — professional technical support is available for installation guidance, calibration, commissioning and troubleshooting. Provide your system topology and monitor model when requesting assistance.
Note: For exact electrical pinouts, transfer curves, ingress/pressure ratings, and definitive suffix mappings, always consult the official Bently Nevada datasheet or contact factory technical support before final procurement or installation.
