Product Overview
The Bently Nevada 330141-08-50-12-00 is a high-performance 3300 XL 8 mm proximity probe designed for precise vibration and position monitoring in critical rotating machinery. This probe incorporates patented TipLoc and CableLoc technologies to deliver enhanced durability and reliability, making it a direct upgrade for earlier 3300 series probes. With an overall case length of 0.8 inches and a total cable length of 5.0 meters (16.4 feet), this probe is optimized for use with the 5 meter Proximitor sensor. The 330141-08-50-12-00 features a miniature coaxial ClickLoc connector with FluidLoc cable option to prevent oil leakage through the cable interior, ensuring robust operation in harsh industrial environments.
Technical Specifications
Below are the key technical specifications for the Bently Nevada 330141-08-50-12-00 probe, directly from the manufacturer's data.
| Parameter |
Value |
| Overall Case Length |
0.8 in (08 option) |
| Total Cable Length |
5.0 meters (16.4 feet) – 50 option |
| Connector Type |
Miniature coaxial ClickLoc connector, FluidLoc cable (12 option) |
| Agency Approval |
Not required (00 option) |
| Nominal Probe DC Resistance (RPROBE) |
8.73 ± 0.50 Ω (at 5.0 m length) |
| Incremental Scale Factor (ISF) |
7.87 V/mm (200 mV/mil) ± 5% (standard 5/1 m system) over 0.25 mm increments in 80 mil range, 0°C to +45°C |
| Deviation from Best Fit Straight Line (DSL) |
Less than ±0.025 mm (±1 mil) for standard 5/1 m system at 0°C to +45°C |
| Probe Tip Material |
Polyphenylene sulfide (PPS) |
| Probe Case Material |
AISI 303 or 304 stainless steel |
| Probe Weight |
323 g/m (11.4 oz per meter) |
| Operating Temperature (Standard Probe) |
-52°C to +177°C (-62°F to +350°F) |
| Operating Temperature (Extended Range Probe) |
-52°C to +218°C (-62°F to +425°F) probe tip; -51°C to +260°C (-60°F to +500°F) cable/connector |
| Relative Humidity Effect |
Less than 3% change in ASF when tested in 93% humidity (IEC 68-2-3 for up to 56 days) |
Industry Applications
The Bently Nevada 330141-08-50-12-00 is ideal for vibration monitoring in steam turbines, compressors, pumps, and other rotating equipment where early fault detection is critical. Its robust 8 mm diameter construction and patented TipLoc molding provide superior resistance to physical abuse, making it suitable for high-vibration environments. The FluidLoc cable option is especially valuable in oil-filled machinery enclosures, preventing lubricant leaks and reducing maintenance costs. When upgrading from older 3300 series probes, the 330141-08-50-12-00 delivers improved cable pull strength (330 N / 75 lbf) through its CableLoc design, ensuring reliable long-term operation in demanding conditions.
Maintenance & Reliability
To maintain optimal performance, inspect the probe cable and connector periodically for signs of wear or fluid contamination. The FluidLoc cable option minimizes oil ingress, but routine checks of the Viton O-ring seal (located between probe tip and case) are recommended. Avoid exposing the probe to temperatures below -34°C (-30°F) as this may cause premature pressure seal failure. The stainless steel case and PPS tip offer excellent corrosion resistance, extending service life in harsh environments. With proper installation, the 330141-08-50-12-00 delivers reliable measurements over years of continuous operation.
Selection Guide & Purchasing Advice
When ordering, confirm the total cable length (5.0 meters) is compatible with your Proximitor sensor. The 330141-08-50-12-00 is intended for use with the 5 meter Proximitor only. Verify that the connector type (miniature coaxial ClickLoc) matches your existing extension cable or system. For projects requiring armored probes or special agency approvals, note that this model has an agency approval option of 00 (not required). PLC Source PRO stocks genuine Bently Nevada parts, ensuring traceability and factory quality. For bulk orders or technical questions, contact our team.