Description

Bently Nevada 330130-085-02-CN 3300 XL Standard Extension Cable

The Bently Nevada 330130-085-02-CN, also cataloged as the 330130 3300 XL Standard Extension Cable, provides signal transmission between proximity probes and monitoring modules within the Bently Nevada 3300 XL Proximity Transducer System.

Hardware Specifications

Parameter	Specification
Model	330130-085-02-CN
Brand	Bently Nevada
Product Type	3300 XL Standard Extension Cable
Origin	USA
Weight	0.22 kg
Dimensions	20.4 x 22.2 x 3.5 cm (shipping size)
Power Consumption	Passive cable assembly, no external power consumption
Cable Length	085 = 8.5 meters (27.9 feet)
Cable Type	75 Ohm triaxial cable
Standard Cable Insulation	Fluoroethylenepropylene (FEP) insulated
Connector Configuration	Standard cable with connector protector
Minimum Cable Bend Radius	25.4 mm (1.0 in)
Extended Temperature Range Option	Available with 75 Ohm triaxial PFA insulated cable

Eddy-Current Signal Transmission and Rotor Dynamics Interface

The 330130 extension cable transfers eddy-current probe signals between the proximity probe and the monitoring system. Therefore, the cable maintains the electrical characteristics required for accurate shaft displacement and vibration measurement.

The 3300 XL system uses matched probe, extension cable, and proximity sensor electronics to maintain proper signal scaling. In addition, correct cable impedance and shielding performance support gap voltage validation procedures, including the standard -10 VDC target condition used during probe setup.

The triaxial construction provides signal shielding and reduces external electrical interference. Furthermore, the cable routing design helps minimize cross-talk effects between adjacent vibration measurement channels in rotating equipment monitoring installations.

Frequently Asked Questions

Q: What is the function of the Bently Nevada 330130-085-02-CN cable?
A: The cable connects a 3300 XL proximity probe to the associated monitoring interface while maintaining the required electrical characteristics for eddy-current measurement signals.

Q: Does the 330130-085-02-CN require external power?
A: No. The extension cable is a passive component and does not consume external electrical power.

Q: What installation limitation applies to cable routing?
A: The cable must follow the specified minimum bend radius of 25.4 mm (1.0 in) to prevent mechanical stress and maintain signal integrity.

Field Installation Guidelines

• Install the cable using the specified connector protector configuration to prevent mechanical damage at connection points.
• Maintain separation from high-current power cables, motor feeders, and high-frequency switching sources to reduce electrical interference.
• Avoid sharp bends and maintain the minimum cable bend radius during routing.
• Verify connector engagement and cable shielding continuity before commissioning the proximity measurement loop.
• Confirm probe, extension cable, and monitor compatibility according to the 3300 XL system configuration requirements.
• Perform gap voltage verification after installation to confirm correct eddy-current probe operating conditions.

Specifications

• Brand: Bently Nevada

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems