Proximity Probes | 330191-00-70-50-05 Bently Nevada

Bently Nevada 3300 XL 8mm ETR Certified Proximity Probe

🚀 Key Identification

Part Number: 330191-00-70-50-05 | Certifications: CSA, ATEX, IECEx | Warranty: 12 Months

This upgraded 3300 XL 8 mm ETR Probe features multi-agency approvals while retaining the 5.0-meter cable (16.4 ft) length and 3/8-24 UNF threading. Factory-sealed with full explosive atmosphere compliance.

🔬 Certification Details

• ✓ ATEX/IECEx: Compliant with II 2G Ex ia IIC T1-T6 Ga
• ✓ CSA: Class I, Division 1, Groups A-D, T1-T6
• ✓ EPL Ratings: Ga/Gc/Dc with -55°C to +232°C operational range

⚡ Performance Parameters

• Voltage Stability: ±2 mV/V supply sensitivity
• Current Draw: 12 mA max @ -23 Vdc with barriers
• Cable Strength: 270 N (60 lbf) at extension connectors
• Thread Spec: 3/8-24 UNF, 0.563 in max engagement

🛡️ Hazardous Area Compliance

Specifically engineered for Zone 1/21 environments with:

• ✓ PFA-insulated cables (Extended Temp Range option)
• ✓ Gold-BeCu Connectors: 0.565 N•m torque limit
• ✓ Viton® Seals: Maintain integrity under 280°C surface temps

📐 Mechanical Specifications

• Case Material: AISI 303/304 SST
• Tip Construction: 8mm PPS molding with 323 g/m density
• Cable Options: FEP (Standard) / PFA (High Temp)
• Armor Availability: Optional 302/304 SST with FEP jacket

⚠️ Critical Installation Notes

• ✖ Non-pressure-tested design requires BN Proximitors
• ✖ Strictly follow drawing 140979 for intrinsic safety
• ✖ Voltage above -23.5 Vdc reduces measurement linearity

📌 Model-Specific Advantages

The 330191-00-70-50-05 variant adds:

• ✓ Global Certifications: ATEX Cat 2G/2D, IECEx Ex ia IIC
• ✓ Enhanced Safety: Complies with IEC 60079-11/-0 standards
• ✓ Oil/Gas Ready: Meets API 670 specifications

🌍 Environmental Ratings

• IP Rating: Equivalent to IP67 when properly installed
• EMI Protection: 75Ω triaxial shielding @ 100 dB attenuation
• Vibration Limit: 20 g peak (10-2000 Hz)

🔧 Compatibility & Usage

This 3300 XL 8mm Probe works exclusively with:

• ✓ Bently Nevada 5m Proximitor® sensors
• ✓ BN-approved extension cables
• ✓ EPL Dc systems up to T280°C