Overview
The Bently Nevada 330730-080-02-00, also cataloged as the 330730-080-02-00 3300 XL Standard Extension Cable, provides electrical signal transmission between the 3300 XL 11 mm Proximity Probe and Proximitor Sensor within the 3300 XL Proximity Transducer System.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 330730-080-02-00 |
| Brand | Bently Nevada |
| Product Type | 3300 XL Standard Extension Cable |
| Origin | USA |
| Weight | 0.25 kg |
| Dimensions | 20 x 20 x 2 cm (estimated shipping size) |
| Operating Temp | -52 deg C to +177 deg C |
| Storage Temp | -52 deg C to +177 deg C |
| Power Consumption | Passive cable component; no external power consumption |
| Cable Length | 8.0 meters (26.2 feet) |
| Cable Construction | 75 ohm triaxial cable with FEP insulation |
| Connector Type | Standard cable with connector protector |
| Output Scaling | 3.94 V/mm (100 mV/mil) |
Eddy-Current Signal Transmission and Rotor Dynamics Application
The 330730-080-02-00 extension cable forms the signal path between the 3300 XL 11 mm eddy-current probe and Proximitor Sensor. Therefore, it maintains the probe impedance characteristics and transfers displacement signals used for shaft position and vibration measurement.
The 3300 XL 11 mm system applies probe scaling and gap voltage measurement principles for rotor dynamics monitoring. In addition, the Proximitor Sensor validates probe operating conditions through gap voltage signals, with typical setup verification using -10 VDC gap voltage targets.
The cable uses a 75 ohm triaxial construction with FEP insulation to maintain signal integrity under industrial operating conditions. Moreover, the connector protector design helps maintain mechanical retention between connected transducer components during machine operation.
Frequently Asked Questions
Q: What components connect with the 330730-080-02-00 extension cable?
A: The cable connects a 3300 XL 11 mm Proximity Probe to a 3300 XL 11 mm Proximitor Sensor as part of the complete proximity transducer circuit.
Q: Does the 330730-080-02-00 require external power?
A: No. The extension cable is a passive signal transmission component and receives no independent power supply.
Q: Can this cable replace a different 3300 XL extension cable length?
A: The cable length must match the installed transducer configuration requirements. A different length may affect system installation parameters and should be selected according to the monitoring system design.
Field Installation Guidelines
Install the 330730-080-02-00 according to the 3300 XL 11 mm Proximity Transducer System installation requirements.
- Connect the cable between the matching 3300 XL 11 mm probe and Proximitor Sensor interfaces.
- Maintain proper cable routing to reduce mechanical stress, sharp bending, and interference exposure.
- Keep the triaxial cable away from high-frequency power conductors and strong electromagnetic sources.
- Verify connector engagement after installation to ensure the ClickLoc connection mechanism is fully secured.
- Follow site grounding practices for shielded instrumentation wiring to maintain measurement signal quality.
- Confirm probe gap voltage and system calibration parameters before placing the machinery monitoring loop into service.
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