330780-51-05 Bently Nevada Proximity Sensor

Bently Nevada 330780-51-05 11 mm Proximity Sensor

Bently Nevada 330780-51-05 11 mm Proximity Sensor

Availability: 10 left in stock

Configured for high-range displacement and position monitoring in rotating machinery, the Bently Nevada 330780-51-05, also cataloged as the 330780 11...

SKU: 330780-51-05

Manufacturer: Bently Nevada
Product No.: 330780-51-05
Product Type: Proximity Sensors
Product Origin: USA
Payment:T/T, Western Union
Weight: 500g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Configured for high-range displacement and position monitoring in rotating machinery, the Bently Nevada 330780-51-05, also cataloged as the 330780 11 mm Proximity Sensor, operates as a dedicated hardware component for eddy-current signal acquisition within TSI networks. This transducer system provides a linear output sensitivity of 3.94 V/mm, facilitating precision measurement of shaft rotor dynamics.

Suffix Breakdown & Model Matrix

Suffix	Description
330780	Base Model: 3300 XL 11 mm Proximitor Sensor
51	5.0 metre system length, DIN-rail mount configuration
05	Agency Approval Option

Hardware Specifications

Parameter	Specification
Model	330780-51-05
Brand	Bently Nevada
Origin	USA
Weight	0.5 kg
Dimensions	Standard 3300 XL housing
Operating Temp	-35 deg C to +65 deg C
Power Consumption	< 12 mA @ -24 VDC
Output Sensitivity	3.94 V/mm (100 mV/mil)

Eddy-Current Probe Scaling and Rotor Dynamics

The 330780 11 mm Proximity Sensor requires precise gap voltage validation to ensure accurate rotor dynamics analysis. Field engineers must verify that the transducer output remains at the -10 VDC target when set to the mechanical center of the linear range. The system is designed to replace legacy 7200-series hardware, requiring a full replacement of the probe, extension cable, and Proximitor sensor to maintain system impedance. Cross-talk suppression is managed by integral shielding in the coaxial path; in multi-probe installations, technicians must ensure that cable routing maintains appropriate physical separation from high-frequency inductive sources to prevent signal distortion.

Frequently Asked Questions

Q: Can the 330780 Proximitor sensor be used with legacy 7200-series probes?

A: No. The 3300 XL 11 mm system is electrically incompatible with 7200-series components. All elements must be upgraded to 3300 XL series hardware to ensure system impedance matching and measurement accuracy.

Q: Is a monitor configuration update required when installing this sensor in a 3500 system?

A: Yes. The 3500 Monitoring System software must be updated to a version that supports the 3300 XL 11 mm transducer profile to allow for proper signal scaling and alarm setpoint management.

Field Installation Guidelines

Mount the Proximitor sensor on a conductive, grounded DIN-rail to provide a stable reference for the internal shielding.
Ensure coaxial connectors are tightened to finger-tight plus 1/4 turn to maintain a gas-tight, low-impedance electrical connection.
Keep coaxial signal lines separated from high-voltage AC cabling and variable speed drive outputs to mitigate EMI noise.
Verify the probe-to-target gap at the static center position; confirm the output voltage correlates to the expected -10 VDC nominal value.
Inspect coaxial cables for sharp kinks or crushed sections, as any deformation of the cable geometry alters the impedance and invalidates system scaling.

What's clients say about us

Excellent Emergency Support!

Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

Mark Thompson

Maintenance Manager, USA

Reliable Source for New Spares

Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.

Robert Hoffmann

Engineering Lead, Germany

Top-tier Service and Quality

We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.