Description
Serving as a vital link in critical machinery protection architectures, the Bently Nevada 330130-085-01-CN provides high-fidelity signal transmission within the 3300 XL 8mm Proximity Transducer System. This specialized component bridges the connection between a 3300 XL proximity probe and a 3300 XL Proximitor Sensor, ensuring exact eddy current measurement propagation without signal degradation. Engineered for demanding industrial environments, it features robust armored cable protection and meets regional certification compliance requirements, making it ideal for high-reliability vibration and shaft displacement monitoring applications.
Features
-
Flexible Armor Layer: The integrated armor provides mechanical safeguarding against crushing, cutting, and environmental wear without compromising routing flexibility.
-
Precise Electrical Matching: Calibrated to maintain strict capacitance and impedance standards, preserving measurement accuracy over long distances.
-
Gold-Plated Connectors: Corrosion-resistant coaxial interfaces ensure low contact resistance and long-term signal integrity.
-
Robust Design: Optimized for operation in demanding industrial environments under high-temperature and fluid-exposure conditions.
-
System Standardization: Fully compatible with standard Bently Nevada 3300 XL 8mm proximity sensor platforms.
Applications
- Steam and gas turbine shaft vibration and axial position monitoring.
- Boiler feed pumps, heavy-duty compressors, and industrial blowers.
- Hydroelectric generator shaft vibration and radial displacement tracking.
- Gearbox input/output shaft motion profiling in petrochemical applications.
- API 670 machinery protection system deployments.
Technical Specifications
| Parameter |
Specification Value |
| Manufacturer |
Bently Nevada |
| Model Number |
330130-085-01-CN |
| Product Series |
3300 XL 8mm Proximity Transducer System |
| Cable Length |
8.5 meters (27.9 feet) |
| Cable Protection Option |
01 (Armored Cable) |
| Agency Approval Option |
CN (Country-Specific Approvals) |
| Connector Plating |
Gold-plated coaxial connectors |
| Net Weight |
0.289 kg |
| Shipping Weight (Calculated) |
1.500 kg |
| Country of Origin |
United States |
Connections and Interfaces
| Terminal / Connection End |
Function and Installation Note |
| Probe End Connector |
Connects to the 3300 XL proximity probe lead. Connection must be tight and protected from fluid ingress using a connector protector. |
| Proximitor End Connector |
Connects directly to the terminal port on the 3300 XL Proximitor Sensor unit. |
Empirical Engineering Insights
Alternative Models & Compatibility
This 8.5-meter cable is specifically calibrated for use in 9.0-meter total system length configurations (when paired with a 0.5-meter probe). Do not mix this cable with 5.0-meter system components or non-XL proximity hardware, as this mismatch will cause significant calibration slope errors and incorrect voltage output signals from the Proximitor.
Application Pitfalls & Engineering Notes
While the armored shielding (Option 01) protects the inner conductor from mechanical damage, installing engineers must still respect the minimum static bend radius of 25.4 mm (1.0 inch). Kinking or exceeding this bend radius will alter the coaxial geometry, resulting in calibration drift or high-frequency noise spikes in the vibration monitoring system.
Commissioning & Wiring Tips
When routing armored cables through conduit or cable trays, avoid laying them directly parallel to high-voltage AC motor power lines or variable frequency drive (VFD) cables. Ensure the cable armor does not come into electrical contact with structural steel at multiple points to avoid creating noise-inducing ground loops.
Installation Guidelines
CRITICAL WARNING: Prior to installation, ensure that the machinery protection system rack is placed in bypass and that all relevant machine interlocks/trips are isolated. De-energize the Proximitor Sensor power source before connecting or disconnecting the transducer cables to prevent transient voltage-induced sensor damage.
1
Verify that the extension cable length (8.5m) and the probe length (0.5m) equal the total calibrated system length required by the Proximitor Sensor (9.0m system).
2
Clean both the probe lead connector and the extension cable connector with an approved residue-free electronic contact cleaner before joining.
3
Join the connectors hand-tight. Apply a connector protector sleeve over the junction to prevent moisture intrusion and provide structural support.
4
Route the armored cable to the Proximitor housing. Secure with clamps at regular intervals to eliminate whipping or cable sway in high-vibration zones.