Bently Nevada|330708-00-20-50-02-00| 11 mm Armored Proximity Probe
Bently Nevada 330708-00-20-50-02-00 Armored Proximity Probe
Description
The Bently Nevada 330708-00-20-50-02-00 is a ruggedized 11 mm armored proximity probe from the 3300 XL series, designed for non-contact vibration and displacement monitoring in industrial rotating machinery.
Features
- 5/8-18 UNF threaded armored case for harsh environments
- 5-meter cable length with gold-plated ClickLoc connectors
- Patented TipLoc and CableLoc designs ensure mechanical durability
- Fluid-resistant construction with 330 N (75 lb) cable pull strength
Technical Specifications
Electrical Performance
- Sensitivity: 3.94 V/mm (±10%) calibrated to AISI 4140 steel
- Linear range: 4.0 mm (0.5–4.5 mm gap), output range: -1 to -17 VDC
- Frequency response: 0–8 kHz (±3 dB)
- Probe resistance: 7.2 Ω ±0.8 (for 5m length)
Mechanical & Environmental
- Case material: AISI 304 stainless steel with armored jacket
- Tip material: Polyphenylene sulfide (PPS)
- Operating temperature: -52°C to +177°C
- Sealing: Viton O-ring (not pressure tested)
- Weight: 560 g (20 oz) with armor
Mounting & Compliance
- Recommended thread torque: 15.2 N·m (max: 45.2 N·m)
- Hazardous area certifications:
- ATEX/IECEx: Ex ia IIC T4/T5 (Zone 0/1)
- cNRTLus: Class I Div 1/2 (Groups A–D)
Bently Nevada|330708-00-20-50-02-00| 11 mm Armored Proximity Probe


Bently Nevada|330708-00-20-50-02-00| 11 mm Armored Proximity Probe
Bently Nevada 330708-00-20-50-02-00 Armored Proximity Probe
Description
The Bently Nevada 330708-00-20-50-02-00 is a ruggedized 11 mm armored proximity probe from the 3300 XL series, designed for non-contact vibration and displacement monitoring in industrial rotating machinery.
Features
- 5/8-18 UNF threaded armored case for harsh environments
- 5-meter cable length with gold-plated ClickLoc connectors
- Patented TipLoc and CableLoc designs ensure mechanical durability
- Fluid-resistant construction with 330 N (75 lb) cable pull strength
Technical Specifications
Electrical Performance
- Sensitivity: 3.94 V/mm (±10%) calibrated to AISI 4140 steel
- Linear range: 4.0 mm (0.5–4.5 mm gap), output range: -1 to -17 VDC
- Frequency response: 0–8 kHz (±3 dB)
- Probe resistance: 7.2 Ω ±0.8 (for 5m length)
Mechanical & Environmental
- Case material: AISI 304 stainless steel with armored jacket
- Tip material: Polyphenylene sulfide (PPS)
- Operating temperature: -52°C to +177°C
- Sealing: Viton O-ring (not pressure tested)
- Weight: 560 g (20 oz) with armor
Mounting & Compliance
- Recommended thread torque: 15.2 N·m (max: 45.2 N·m)
- Hazardous area certifications:
- ATEX/IECEx: Ex ia IIC T4/T5 (Zone 0/1)
- cNRTLus: Class I Div 1/2 (Groups A–D)