The 330192-00-20-10-00 Bently Nevada 3300 XL 8 mm ETR proximity probe is a high-temperature-capable eddy-current displacement transducer designed for precision shaft monitoring in extreme industrial environments, ensuring thermal resilience, system interchangeability, and API 670-compliant vibration diagnostics capability within rotating machinery protection systems.
| Electrical Parameters | |
| Probe Resistance (Nominal): | ~7.59 ± 0.50 Ω (1.0 m configuration) |
| Cable Capacitance: | ~69.9 pF/m typical |
| System Power (via Proximitor): | -17.5 Vdc to -26 Vdc supply range |
| Field Wiring Length Limit: | Up to 305 m (1000 ft) between probe system and monitor |
| Environmental / Thermal Parameters (ETR Version) | |
| Standard Probe Temperature Range: | -52°C to +177°C (-62°F to +350°F) |
| Extended Temperature Capability (ETR system components): |
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The 330192-00-20-10-00 Bently Nevada probe operates as an eddy-current displacement transducer element, designed to convert target-to-tip gap variations into a proportional electrical signal when integrated into the 3300 XL Proximitor-based measurement chain, enabling both static position and dynamic vibration monitoring in rotating machinery systems.
The 330192-00-20-10-00 Bently Nevada ETR configuration incorporates high-temperature-resistant probe materials and insulation systems, enabling operation in elevated thermal zones where standard probes exceed limits, with ETR variants typically supporting up to ~218°C probe-side exposure conditions in advanced configurations.
The 330192-00-20-10-00 Bently Nevada probe employs a non-contact electromagnetic eddy-current field coupling mechanism, where the induced voltage response is directly proportional to the conductive target’s proximity, enabling high-resolution micron-level displacement linearization across the calibrated range.
The 330192-00-20-10-00 Bently Nevada probe is engineered for full mechanical and electrical interchangeability with other 3300 XL 8 mm system components (probe, extension cable, and Proximitor sensor), maintaining system integrity without requiring individual recalibration when matched within system specifications.
The 330192-00-20-10-00 Bently Nevada ETR probe mitigates thermally induced drift through temperature-compensated coil encapsulation and stabilized dielectric materials, ensuring reduced sensitivity variation across fluctuating thermal gradients in turbine casings and compressor housings.
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