Bently Nevada 330104‑00‑16‑10‑02‑05

Product Brief: Standard‑mount 3300 XL 8 mm proximity probe equipped with 1.0 m built‑in extended‑temperature‑resistant cable. Suffix 05 denotes high‑temperature‑grade cable configuration. This probe serves as front‑end sensing element, cooperating with matched extension cable and proximitor to deliver displacement and vibration measurement for rotating machinery running under elevated ambient temperature. Unit complies with API 670 industry standard.

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Description

Bently Nevada 330104‑00‑16‑10‑02‑05

Technical Specifications: Probe tip diameter: 8 mm Built‑in cable length: 1.0 m Mounting thread: M10×1 metric thread Scale factor: 7.87 V/mm Linear measuring range: 0.25 mm‑2.3 mm Recommended installation gap: 1.27 mm Frequency response: DC‑10 kHz Cable rating: extended‑temperature resistant

Functional Features: High‑temperature‑resistant cable tolerates continuous high ambient temperature around machine casing Complete interchangeability with all 3300 XL 8 mm‑series transducer components Zero mechanical contact eliminates friction‑related degradation Low thermal drift under fluctuating field temperature Strong anti‑interference performance against industrial electromagnetic noise Delivers continuous static position and dynamic vibration analog output

Application Scenarios: Shaft vibration and thrust‑position monitoring for equipment adjacent to high‑temperature casings and hot pipelines. Applied on steam turbines, expanders, centrifugal compressors in thermal‑power plants and petrochemical complexes.

Performance Parameters: Probe tip operating temperature: −52 °C ~ +177 °C Extended‑temperature cable operating temperature: −52 °C ~ +260 °C Probe coil resistance: 7.59 Ω ±0.5 Ω Maximum relative humidity: 93 % non‑condensing Scale‑factor tolerance: ±5 % over full linear range

Material Composition: Probe tip: high‑temperature epoxy encapsulation Probe housing: 316 stainless steel Internal coil: high‑temperature enameled copper wire Cable outer jacket: special high‑temperature fluoropolymer material Connector parts: nickel‑plated metal alloy

Structural Features: Integrated probe‑cable one‑piece assembly M10×1 male mounting thread Hermetically sealed probe‑tip unit Tri‑axial fully‑shielded high‑temperature signal cable Standard miniature locking circular connector Anti‑vibration mechanical construction for long‑term continuous equipment operation

Working Principle: Based on eddy‑current sensing principle. High‑frequency oscillation signal supplied by proximitor drives probe internal coil. Magnetic field generates eddy currents on conductive target surface. Gap variation between probe tip and target modifies coil impedance. Proximitor internal circuit converts impedance fluctuation into analog DC‑voltage signal proportional to clearance value. High‑temperature cable preserves signal integrity under elevated surrounding temperature.

Installation Requirements: Guarantee probe installation axis maintains perpendicular orientation to metal‑target surface Reserve adequate cable slack for thermal expansion displacement of rotating equipment Prevent high‑temperature heat source from direct radiation onto cable outer sheath Minimum static cable bending radius: 25 mm Physically separate signal wiring from high‑power power cables Fully engage and lock connector after connection

Usage Notes: Factory‑integrated probe cable cannot be cut or field‑spliced Avoid mechanical collision impact to probe tip during installation and overhaul Measured target surface must retain clean bare‑metal condition without heavy coating or scale Confirm cable temperature rating matches actual site thermal environment Periodically inspect connector locking tightness during long‑term running