Bently Nevada | 3300 XL Proximity Probe 330876-01-90-00-CN

Overview

The 330876-01-90-00-CN 50 mm Proximity Probe is for harsh environments, particularly in steam turbine applications. It offers reliable operation in extreme temperatures, up to 250°C (482°F), ensuring consistent accuracy.

Key Features:

• High-Temperature Durability: This probe can continuously operate in temperatures up to 200°C (392°F) and withstand intermittent heat up to 250°C (482°F).
• Sealing Technology: The probe features both front and rear seals and includes the high-temperature FluidLoc cable, preventing moisture entry into the probe tip.
• Special Connectors: Equipped with ClickLoc connectors for secure and easy installation, with a removable collar for routing through tight spaces.
• Corrosion Resistance: Viton O-rings are used for sealing differential pressure, ensuring longevity and reliability.
• Mounting Options: Available in straight exit with ½-20 thread or M14x1.5 metric threads, with a locknut featuring predrilled safety wire holes.

Technical Specifications:

• Brand: Bently Nevada
• Model: 330876-01-90-00-CN
• Weight: 0.59 kg
• Agency Approval: ATEX/IECEx and Chinese NEPSI hazardous area marking (CN)
• Voltage Range: -17.5 Vdc to -26 Vdc without barriers; -23 Vdc to -26 Vdc with barriers
• Output Resistance: 50 Ω
• Extension Cable Capacitance: 69.9 pF/m (21.3 pF/ft) typical
• Linear Range: 1.3 mm (50 mils) to 29.2 mm (1150 mils)
• Average Scale Factor (ASF): 394 mV/mm (10 mV/mil)
• Deviation from Best Fit Straight Line (DSL): Less than ±0.74 mm (±29 mils)
• Temperature Performance: DSL remains within ±2.03 mm (±80 mils) over a temperature range of -35°C to +120°C (-31°F to +248°F).
• Minimum Target Size: 102 mm (4.0 in) diameter flat target
• Extension Cable Material: 75 Ω triaxial, PFA insulated FluidLoc cable

For more detailed information: 3300 XL NSv Proximity Transducer System Datasheet