製品紹介
The Bently Nevada 330730-040-030-00 3300 XL 11 mm Extension Cable is a precision-engineered component designed to extend the connection between a 3300 XL 11 mm proximity probe and its associated Proximitor® sensor. It forms an essential part / the complete Bently Nevada vibration-monitoring chain, ensuring that the dynamic signals generated by the probe reach the monitoring system without distortion or loss. Built to operate in the demanding conditions / power generation, oil & gas, and heavy industrial environments, this extension cable provides robust shielding, exceptional mechanical durability, and stable electrical characteristics that preserve the accuracy / critical machinery protection data.
Product Parameters
| Parameter | Specification |
|---|---|
| モデル Number | 330730-040-030-00 |
| Compatible Probe Type | 3300 XL 11 mm Proximity Probe |
| 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 construction with grounded braided armor |
| Jacket Material | High-temperature fluoropolymer |
| Cable Length | 4 meters |
| 重量 | 0.18 kg |
Applications
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Turbomachinery Monitoring – Extends probe-to-driver connections for steam, gas, and hydro turbines.
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Compressors & Pumps – サポートs accurate shaft vibration and axial position monitoring across long installation paths.
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Generators & Motors – Maintains stable signal quality for rotor vibration and position measurement in high-temperature machine halls.
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Industrial Fans & Blowers – Ensures reliable signal transmission in areas subject to strong vibration and mechanical stress.
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Petrochemical Plants – Withstands corrosive atmospheres while carrying high-integrity displacement signals.
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Power Generation Facilities – Provides flexibility for complex cable routing without sacrificing signal accuracy.
Advantages
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High Signal Integrity – Controlled impedance and low capacitance preserve the full bandwidth / proximity probe signals.
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Robust Mechanical Design – Armored, abrasion-resistant jacket protects against crushing, bending, and chemical exposure.
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Temperature Resilience – Wide operating and storage ranges enable use near hot machinery or in cold outdoor installations.
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Seamless Integration – Fully compatible with 3300 XL probes and Proximitor drivers for simple system assembly or replacement.
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Superior EMI Protection – Multi-layer shielding minimizes electromagnetic interference for dependable vibration diagnostics.
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Low Maintenance – Durable materials and secure connectors reduce inspection frequency and replacement costs.
FAQ
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What is the characteristic impedance / this extension cable?
It is designed for a nominal 50 Ω characteristic impedance to ensure impedance matching and minimal signal reflection. -
How does the cable prevent electromagnetic interference?
A coaxial construction with grounded braided shielding provides excellent rejection / external noise sources. -
Is the cable specifically calibrated for use with 11 mm proximity probes?
Yes, it is factory-matched for the 3300 XL 11 mm series to maintain system accuracy. -
What type / connectors are provided on each end / the cable?
Precision high-frequency coaxial connectors with environmental sealing for reliable attachment to probes and drivers. -
Does installation require additional calibration?
No, as long as the specified length is maintained, the cable is factory-calibrated and ready for use. -
How is signal loss minimized over the full operating frequency range?
Tight impedance control and low capacitance preserve high-frequency components / the vibration signal. -
Can the cable withstand continuous mechanical vibration?
Yes, the armored design ensures stable operation in areas / persistent vibration. -
What is the dielectric material inside the cable?
A low-loss PTFE-based dielectric maintains consistent electrical properties across temperature extremes. -
How is moisture ingress prevented?
The connectors include sealed gaskets and the jacket meets IP67 protection when properly installed. -
Is the cable approved for use in hazardous or classified areas?
Yes, when installed following Bently Nevada hazardous-area guidelines and paired with approved hardware.
Recommended Related モデルs
| モデル | 説明 |
|---|---|
| 330730-020-00 | 3300 XL 11 mm Extension Cable, 2 m |
| 330730-040-03 | 3300 XL 11 mm Extension Cable, 4 m |
| 330730-080-03 | 3300 XL 11 mm Extension Cable, 8 m |
| 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 モデルs
| モデル | 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 |
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