Excellent PLC
Product Introduction
The Bently Nevada 330730-080-01-RU 3300 XL 11 mm Extension Cable is a high-quality extension cable designed to connect 3300 XL 11 mm proximity probes to their corresponding Proximitor® sensors. This cable ensures that the displacement and vibration signals from critical machinery are transmitted accurately and without distortion, preserving the high-fidelity data needed for machinery protection systems. Engineered for industrial environments, the 330730-080-01-RU provides robust mechanical protection, excellent shielding against electromagnetic interference, and stable electrical characteristics, making it suitable for use in turbines, compressors, generators, and other critical rotating equipment.
Product Parameters
| Parameter | Specification |
|---|---|
| Model Number | 330730-080-01-RU |
| Compatible Probe Type | 3300 XL 11 mm Proximity Probe |
| Cable Length | 8.0 meters |
| Electrical Impedance | 50 Ω characteristic (nominal) |
| Capacitance | Approx. 80 pF/m |
| Operating Temperature | –35 °C to +177 °C |
| Storage Temperature | –40 °C to +177 °C |
| Insulation Resistance | >10 MΩ @ 500 VDC |
| Shielding | Coaxial with grounded braided armor |
| Jacket Material | High-temperature fluoropolymer |
| Weight | 0.36 kg |
Applications
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Turbomachinery Monitoring – Extends probe connections for steam, gas, and hydro turbines to monitoring systems.
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Compressors & Pumps – Ensures accurate shaft vibration and axial position monitoring in long-distance installations.
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Generators & Motors – Preserves signal integrity for rotor displacement and vibration measurements in high-temperature and high-vibration environments.
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Industrial Fans & Blowers – Supports vibration monitoring in locations with mechanical stress and movement.
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Petrochemical Plants – Operates reliably in corrosive atmospheres while transmitting high-fidelity displacement signals.
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Power Plants & Heavy Industry – Enables flexible routing of proximity probe signals for complex machinery protection layouts.
Advantages
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High Signal Fidelity – Controlled impedance and low capacitance minimize signal loss and preserve measurement accuracy.
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Robust Mechanical Design – Armored cable resists crushing, abrasion, and bending in industrial installations.
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Wide Temperature Range – Performs reliably from –35 °C to +177 °C, suitable for hot machine areas or cold environments.
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Seamless Integration – Designed specifically for 3300 XL probes and Proximitor sensors for easy system installation.
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Superior EMI Protection – Multi-layer shielding protects against external electromagnetic interference.
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Durable and Low Maintenance – High-quality materials and rugged construction reduce the need for frequent inspections.
FAQ
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What is the characteristic impedance of this extension cable?
The cable has a nominal 50 Ω characteristic impedance to ensure minimal signal reflection and optimal signal transmission. -
How does the cable prevent electromagnetic interference?
Coaxial design with grounded braided shielding protects the transmitted signal from external noise sources. -
Is the cable specifically calibrated for 11 mm proximity probes?
Yes, it is factory-matched to maintain accurate signal transfer from 3300 XL 11 mm probes. -
What type of connectors are used at each end of the cable?
High-quality coaxial connectors with environmental sealing provide reliable attachment to probes and Proximitor drivers. -
Does the cable require calibration after installation?
No additional calibration is required as long as the specified cable length is maintained. -
How does the cable maintain signal quality over its full frequency range?
Tight impedance control and low capacitance ensure high-frequency components are transmitted accurately. -
Can this cable operate in areas with continuous vibration?
Yes, its armored construction provides stability and protects the signal in high-vibration environments. -
What is the dielectric material used in the cable?
A PTFE-based dielectric maintains consistent electrical properties across the operating temperature range. -
How is moisture ingress prevented?
The cable connectors include gaskets and sealing to meet IP67 protection when installed correctly. -
Is this cable suitable for hazardous area installations?
Yes, when installed according to Bently Nevada hazardous-area guidelines with approved components.
Recommended Related Models
| Model | Description |
|---|---|
| 330730-020-00 | 3300 XL 11 mm Extension Cable, 2 m |
| 330730-040-03 | 3300 XL 11 mm Extension Cable, 4 m |
| 330730-040-030-00 | 3300 XL 11 mm Extension Cable, 4 m variant |
| 330710-000-050-50-02-05 | 3300 XL 11 mm Proximity Probe |
| 330725-02-10-10-02-05 | 3300 XL 5 mm Proximity Probe |
| 330950-02-00 | 3300 XL NSv (Narrow Side-view) Proximity Probe |
Popular Bently Nevada Models
| Model | Application |
|---|---|
| 3500/22M | Transient Data Interface Module |
| 3500/42M | Proximitor/Seismic Monitoring Module |
| 3500/50E | Keyphasor Module |
| 3500/60 | Temperature Monitoring Module |
| 3701/55 | Reciprocating Compressor Monitor |
| 330500 | Velomitor Velocity Transducer |
