8 mm Probes | 330191-00-08-05-00 - Bently Nevada

Bently Nevada 3300 XL 8mm ETR Proximity Probe (330191-00-08-05-00)

🔍 Core Specifications

Model: 330191 - 3300 XL 8mm ETR Probe
Thread: 3/8-24 UNF
Unthreaded Length: 0.0" (Min)
Case Length: 0.8" (Min)
Cable Length: 0.5m (1.6ft)
Warranty: 12 Months Factory Warranty

🚀 Enhanced Design Features

• TipLoc Technology: Patented molding ensures 3x stronger bond between probe tip and body
• CableLoc System: Delivers 330N (75 lbf) pull strength at probe-cable interface
• FluidLock Option: Available upgrade prevents oil migration (not included in base model)
• 8mm Advantage: 20% thicker PPS encapsulation vs standard probes for 50% greater impact resistance

⚡ Electrical Performance

Power Requirements:
- Non-incendive: -17.5Vdc to -26Vdc @12mA max
- Barrier Operation: -23Vdc to -26Vdc
Output Resistance: 50Ω ±5%
DC Resistance: 7.45Ω ±0.50 (0.5m cable)
Voltage Sensitivity: <2mV/V variation

🔩 Mechanical Specifications

Case Material: AISI 303/304 SST (1.5mm wall thickness)
Probe Tip: Molded PPS (3.2mm thickness)
Weight: 323g/m (11.4oz/ft)
Thread Engagement: 0.563" max
Torque Limit: 0.565N·m (5in·lbf)

🌡️ Temperature Ratings

EPL Ga/Gc Compliance:
• T1: -55°C to +232°C
• T4: -55°C to +80°C
EPL Dc Compliance:
• T280°C @ -55°C to +232°C ambient
• T90°C @ -55°C to +40°C ambient

🔌 Connectivity Details

Cable Options:
- Standard: FEP-insulated (0.5-9m lengths)
- Extended Range: PFA-insulated (0.5-9m)
Connector Specs:
• Gold-plated brass/beryllium copper
• IP67 rating when properly installed
• 270N (60 lbf) connector retention force

✅ Compliance & Safety

• ATEX/IECEx certified for hazardous areas
• Ex ia IIC T4 Ga approval
• Meets ISO 10893-7 non-destructive testing standards
• RoHS 3 (2015/863/EU) compliant

💡 Pro Tip

For optimal performance with your 3300 XL 8mm probe:
1. Maintain 0.3-1.2mm air gap during installation
2. Use torque wrench for connector mating
3. Replace Viton® O-rings annually in high-temperature applications