Bently Nevada 330854-080-25-CN 3300 XL 25 mm Extension Cable

The Bently Nevada 330854-080-25-CN 3300 XL 25 mm Extension Cable is a precision-engineered component designed to extend the connection between 3300 XL 25 mm proximity probes and their corresponding Proximitor® sensors. It ensures accurate transmission of vibration and displacement signals from critical machinery to monitoring systems without signal loss or distortion. Built for demanding industrial environments, this extension cable offers robust shielding, excellent mechanical durability, and stable electrical characteristics. It is ideal for applications in turbines, compressors, generators, and other rotating equipment where reliable condition monitoring is essential.

Product Parameters

Applications

• Turbomachinery Monitoring – Extends probe connections for steam, gas, and hydro turbines.

• Compressors & Pumps – Supports accurate shaft vibration and displacement monitoring over long cable runs.

• Generators & Motors – Maintains signal integrity for rotor displacement and vibration measurement in high-temperature and high-vibration environments.

• Industrial Fans & Blowers – Ensures reliable signal transmission in areas subject to mechanical stress and vibration.

• Petrochemical Plants – Operates effectively in corrosive atmospheres while transmitting high-fidelity signals.

• Power Plants & Heavy Industry – Enables flexible cable routing in complex machinery protection system layouts.

Advantages

• High Signal Fidelity – Controlled impedance and low capacitance minimize signal loss and preserve accurate probe readings.

• Robust Mechanical Design – Armored coaxial construction resists crushing, bending, and abrasion.

• Wide Temperature Range – Operates reliably from –35 °C to +177 °C for extreme industrial environments.

• Seamless System Integration – Fully compatible with 3300 XL 25 mm probes and Proximitor sensors for straightforward installation.

• Superior EMI Protection – Multi-layer shielding protects against electromagnetic interference.

• Low Maintenance – Durable construction reduces the need for frequent inspections or replacements.

FAQ

1. 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 transmission.

2. How does the cable protect against electromagnetic interference?

   Its coaxial design with grounded braided shielding effectively reduces external noise.

3. Is the cable compatible with all 3300 XL 25 mm probes?

   Yes, it is specifically designed for the 3300 XL 25 mm probe series.

4. What type of connectors are used on the cable ends?

   High-quality coaxial connectors with environmental sealing are provided for reliable connection.

5. Does the cable require recalibration after installation?

   No recalibration is required as long as the specified cable length is maintained.

6. How is signal integrity maintained over long distances?

   Controlled impedance and low capacitance preserve high-frequency signal components and reduce attenuation.

7. Can the cable operate in areas with continuous vibration?

   Yes, the armored construction ensures stable performance in high-vibration environments.

8. What is the dielectric material used inside the cable?

   A PTFE-based dielectric ensures consistent electrical properties across the temperature range.

9. How is moisture ingress prevented at connectors?

   Connectors include sealed gaskets and the cable jacket meets IP67 protection when properly installed.

10. Is the cable suitable for hazardous area installations?

    Yes, it can be used in classified areas when installed according to Bently Nevada guidelines and with approved components.