330851-02-000-050-90-00-00 | Bently Nevada – 3300 XL 25 mm | Proximity Probes

🔥 High-Performance Turbine Monitoring Solution

The Bently Nevada 330851-02-000-050-90-00-00 25mm Proximity Probe features a compact 50mm stainless steel case, engineered for tight spaces in steam turbines. Operates continuously at 200°C/392°F and survives 250°C/482°F thermal spikes for 24 hours. Direct replacement for 7200 series probes.

📊 Precision Technical Data

• Brand: Bently Nevada
• Full Model: 330851-02-000-050-90-00-00
• Configuration Decoded:
  ▸ 02: M30x2 Threaded Probe Case
  ▸ 000: 0in Unthreaded Shank Length
  ▸ 050: 50mm Total Case Length
  ▸ 90: 9.0m (29.5ft) PFA Cable
  ▸ 00: No Armor Protection
  ▸ 00: No Agency Certifications
• Key Options:
  • Armor Options: 00=None, 01=Stainless Steel Braid
  • Approval Options: 00=None, 01=ATEX, 02=IECEx
• Electrical:
  • Resistance: 8.8Ω ±1.1Ω (±12.5%) @9m
  • Impedance: 75Ω Triaxial FluidLoc®
• Temperature:
  • Continuous: -35°C to +200°C (-31°F to +392°F)
  • Peak: +250°C (482°F) for ≤24hrs
• Certifications:
  • FCC 15B, EN 61000-6-2/4, RoHS, ABS 2009 (Sec 4-9-7/13)

🛡️ Explosion-Proof Ratings

• AEx/Ex ia IIC T1-T4:
  ▸ Zone 0: -55°C to +232°C (T1)
  ▸ Groups IIC (Hydrogen), IIB (Ethylene)
• Class I Div 2:
  ▸ NEC 500: Groups A-D (Acetylene to Propane)
  ▸ 1.52m crush-proof cable

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Document Download: 3300-XL-25MM-Datasheet

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