Description
Technical Specifications Table
| Parameter | Specification |
| Model Number | Bently Nevada 330780-90-00 |
| Manufacturer | Bently Nevada (Baker Hughes) |
| Product Type | Proximity Transducer Extension Cable |
| Length | 30 feet (9.14 meters) |
| Connector Type | Integral MIL-C-5015 connector |
| Cable Type | Double-shielded coaxial |
| Temperature Range | -40°C to +120°C (-40°F to +248°F) |
| Insulation Material | High-temperature PTFE |
| Outer Jacket | Abrasion-resistant PVC |
| Shielding Effectiveness | >90 dB EMI/RFI protection |
| Voltage Rating | 300V RMS |
| Impedance | 50 Ohms nominal |
| Compatibility | Bently Nevada 3300/7200 series proximity probes |
BENTLY 330780-90-00
Product Overview
The Bently Nevada 330780-90-00 is a heavy-duty extension cable specifically designed for use with Bently Nevada’s 3300 and 7200 series proximity transducer systems. This 30-foot cable provides reliable signal transmission between proximity probes and monitoring equipment in critical machinery protection applications.
Engineered for industrial environments, the 330780-90-00 features double-shielded construction with high-temperature PTFE insulation to maintain signal integrity in electrically noisy conditions. The extended 30-foot length offers installation flexibility for large machinery where standard cable lengths are insufficient.
Key Features and Benefits
Signal Integrity Assurance:
Double-shielded design minimizes EMI/RFI interference
Precision 50-ohm impedance matching
Low capacitance construction (<30 pF/ft)
Gold-plated contacts for optimal conductivity
Durability Enhancements:
Abrasion-resistant PVC outer jacket
PTFE insulation withstands high temperatures
Strain relief features at connection points
Moisture-resistant materials
Installation Advantages:
Extended 30-foot length for large equipment
MIL-C-5015 connector ensures secure mating
Flexible routing in tight spaces
Color-coded for easy identification
Compatible Products
Bently Nevada 3300 XL 8mm Probes: Standard proximity sensors
Bently Nevada 7200 Series Probes: High-temperature variants
Bently Nevada 3500 Monitoring System: Machinery protection platform
Bently Nevada 3300/20 Proximitor: Signal conditioner
Bently Nevada System 1®: Condition monitoring software
BENTLY 330780-90-00
Installation Guidelines
Mounting Requirements:
Maintain minimum 2-inch (50 mm) bend radius
Secure with clamps every 18 inches (45 cm)
Route away from high-voltage sources (>24 inch separation)
Avoid sharp edges and moving parts
Electrical Connections:
Verify proper connector engagement
Ensure clean, undamaged contacts
Ground shield at monitor end only
Check continuity after installation
Environmental Considerations:
Protect from direct sunlight exposure
Avoid chemical contamination
Do not submerge in liquids
Maintain within temperature limits
Maintenance Procedures
Routine Inspection:
Monthly visual checks for jacket damage
Quarterly connector inspections
Annual continuity verification
Immediate replacement if shielding compromised
Cleaning Procedures:
Use isopropyl alcohol for contacts
Avoid abrasive cleaners
Ensure complete drying before reconnection
Inspect O-rings for deterioration
Troubleshooting:
Intermittent signal: Check connector tightness
Noise issues: Verify proper grounding
No signal: Test cable continuity
Erratic readings: Inspect for shield damage
Warranty and Support
Coverage:
24-month limited warranty
Covers manufacturing defects
Excludes physical damage or improper use
Support Services:
Global technical assistance
Application engineering
Repair and testing services
Custom length options
Documentation:
Installation instructions
Technical specifications
Compatibility guides
Safety information
The Bently Nevada 330780-90-00 extension cable provides reliable signal transmission for critical machinery monitoring applications, combining durable construction with superior noise rejection characteristics. Its extended length makes it particularly valuable for large rotating equipment where standard cables cannot reach between measurement points and monitoring equipment.
