
Product Description
🔌 Precision Extension Cable for 3300 NSv Proximity Sensor Systems
The Bently Nevada 330930-065-00-CN is a factory-calibrated 6.5-meter extension cable engineered specifically for the 3300 NSv proximity transducer system. This standard non-armored cable configuration delivers reliable signal transmission in controlled industrial environments where mechanical protection is not required, offering a cost-effective solution for machinery monitoring installations.
⚙️ Configuration Decoded: 330930-065-00-CN
| Code Position | This Model | Meaning |
|---|---|---|
| 065 (Length) | 6.5 meters | 21.3 feet cable length |
| 00 (Construction) | Standard | Without stainless steel armor |
| CN (Certification) | China Approvals | CCC certified for Chinese market |
✅ When to Choose This Cable Configuration
- Indoor Installations: Climate-controlled environments like control rooms, enclosed machinery housings, or protected cable trays where armor is unnecessary
- Cost Optimization: Projects where budget constraints exist and mechanical hazards are minimal—saves 30-40% vs. armored alternatives
- Weight-Sensitive Applications: At 45g/m vs. 64g/m for armored cables, reduces load on cable supports and simplifies routing
- Flexible Routing: Tighter bend radius capability (4" vs. 6" for armored) enables installation in congested equipment areas
- China Market Compliance: CN certification ensures regulatory compliance for installations in mainland China facilities
📐 Technical Specifications
| Cable Length | 6.5 meters (21.3 feet) |
| Construction Type | Standard non-armored (Code 00) |
| Cable Weight | 45 g/m (0.5 oz/ft) | Total: ~293g (10.3 oz) |
| Operating Temperature | -52°C to +177°C (-62°F to +351°F) |
| Storage Temperature | -52°C to +177°C (-62°F to +351°F) |
| Humidity Resistance | 100% condensing (non-submersible with protected connectors) |
| Environmental Testing | IEC 68-2-3 damp heat certified |
| Certifications | China CCC (CN designation) |
| Minimum Bend Radius | 4 inches (102mm) - more flexible than armored versions |
🏭 Industry-Specific Deployment Scenarios
🔋 Power Generation Facilities
Application: Monitor turbine-generator bearing vibration in enclosed turbine halls where cables route through protected conduit systems.
Why This Cable: The 6.5m length bridges typical distances from bearing pedestals to proximitor junction boxes mounted on turbine casings, while the non-armored design reduces installation labor costs by 25% compared to armored alternatives.
⚗️ Chemical Processing Plants
Application: Connect proximity probes on centrifugal pump bearing housings to monitoring systems in climate-controlled analyzer shelters.
Why This Cable: Indoor routing through cable trays eliminates need for armor, while the wide temperature range (-52°C to +177°C) handles process upsets and seasonal ambient variations.
🏗️ Manufacturing & Assembly Lines
Application: Monitor motor-driven conveyor systems, gearboxes, and fan assemblies in production facilities.
Why This Cable: Lightweight construction simplifies cable management in overhead installations, and the 6.5m length accommodates typical floor-to-ceiling routing without excess slack.
🇨🇳 China Market Installations
Application: Any industrial monitoring project in mainland China requiring CCC certification for regulatory compliance.
Why This Cable: The CN suffix indicates factory testing and certification to Chinese standards, eliminating customs delays and ensuring project approval.
🔧 System Integration Guidelines
⚠️ Critical System Length Matching:
The 3300 NSv system requires total system length (probe + extension cable) to match the proximitor sensor calibration. For this 6.5m cable:
- If using a 330901-00-08-XX probe (8mm length): Total system = 6.508m
- If using a 330901-00-12-XX probe (12mm length): Total system = 6.512m
- Proximitor sensor must be ordered/configured for exact total length
Compatible 3300 NSv Components:
| Component | Compatible Models |
|---|---|
| Proximity Probes | 330901 series (5mm, 8mm, 11mm tip diameters) |
| Proximitor Sensors | 330905 series (must match total system length) |
| Monitoring Systems | 3500 Series racks, 3300 XL monitors, standalone displays |
💡 Installation Best Practices
- Route Planning: Maintain 12-inch separation from AC power cables (>480V) to minimize electromagnetic interference
- Bend Radius: Never exceed 4-inch minimum bend radius—use gradual curves at direction changes to prevent core damage
- Support Spacing: Install cable supports every 4-5 feet to prevent sagging and stress on connectors
- Connector Protection: Use heat-shrink boots or connector covers in high-humidity areas to maintain 100% condensing humidity rating
- Grounding: Connect cable shield to proximitor sensor ground terminal only (single-point grounding prevents ground loops)
- Pre-Installation Testing: Verify DC resistance and capacitance before installation to confirm factory calibration integrity
📊 Length Selection Decision Matrix
The 330930 series offers multiple length options. Why choose 6.5 meters?
| Distance Requirement | Recommended Cable | Typical Application |
|---|---|---|
| 13-15 feet | 330930-040 (4.0m) | Compact machinery, motor mounts |
| 15-17 feet | 330930-045 (4.5m) | Small pumps, fan assemblies |
| 20-22 feet | 330930-065 (6.5m) ← THIS MODEL | Turbines, large pumps, compressors |
| 19-20 feet | 330930-060 (6.0m) | Medium machinery, gearboxes |
💡 Pro Tip: The 6.5m length is the most popular choice for industrial installations, providing optimal balance between reach and signal integrity.
⚠️ Common Installation Mistakes to Avoid
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using mismatched system length | Always verify proximitor calibration matches probe + cable total length |
| Sharp 90° bends at equipment entry | Use gradual curves with minimum 4" radius; install conduit elbows if needed |
| Parallel routing with VFD power cables | Maintain 12" minimum separation; cross power cables at 90° if unavoidable |
| Leaving connectors exposed to weather | Use IP67-rated junction boxes or heat-shrink boots for outdoor transitions |
📦 Package Contents & Delivery
- ✅ 1× Bently Nevada 330930-065-00-CN Extension Cable (6.5 meters / 21.3 feet)
- ✅ Pre-installed connectors (probe-end and proximitor-end)
- ✅ Cable identification label with part number and serial number
- ✅ Factory calibration certificate with electrical specifications
- ✅ Installation guidelines and system length calculation worksheet
🌟 Why Choose Genuine Bently Nevada Cables?
| 🎯 Factory Calibration: | Each cable tested for capacitance, impedance, and DC resistance to ensure ±1 mil accuracy |
| 🛡️ Warranty Protection: | Use of non-genuine cables voids Bently Nevada system warranties and support agreements |
| 📈 Proven Reliability: | Field-proven in 1M+ installations worldwide with <0.1% failure rate over 15-year service life |
| 🔍 Traceability: | Serialized construction with batch tracking for quality assurance and regulatory compliance |
🔄 Maintenance & Service Life
Inspection Schedule:
- Visual Inspection: Every 6 months—check for jacket damage, connector corrosion, or excessive bending
- Electrical Testing: Annually—measure DC resistance and insulation resistance (should exceed 100MΩ @ 500VDC)
- Connector Integrity: Every 12 months—verify pin contact resistance and moisture ingress
Expected Service Life: 15-20 years in typical industrial environments when properly installed and maintained.
Replacement Indicators: Replace cable if insulation resistance drops below 10MΩ, jacket shows cracking/brittleness, or DC resistance increases >10% from baseline.
Need assistance with system length calculations, proximitor compatibility, or bulk cable orders? Our vibration monitoring specialists provide complimentary pre-installation support.