Description

Bently Nevada 330100-90-00 3300 Proximity Transducer System

Configured for static position and dynamic vibration execution in Turbine Supervisory Instrumentation (TSI) networks, the Bently Nevada 330100-90-00 (330100 Proximitor Sensor) provides direct physical/electrical execution. It converts the physical distance between the proximity probe tip and the observed conductive target into a proportional analog voltage output. The device operates independently of individual component matching, permitting field interchangeability among compatible probes, extension cables, and sensor elements.

Hardware Specifications

Parameter	Specification
Model	330100-90-00
Brand	Bently Nevada
Origin	USA
Place of Shipment	Xiamen, China
Weight	0.3 kg
Dimensions	6 x 5 x 8 cm
Operating Temp	-51 degC to +100 degC (-60 degF to +212 degF)
Storage Temp	-51 degC to +100 degC (-60 degF to +212 degF)
Total Length Option	9.0 metres (29.5 feet)
Sensor Material	A383 aluminum
Measurement Capability	Static (position) and dynamic (vibration)
Calibration	Automated interchangeability without bench calibration

Rotor Dynamics and Gap Voltage Validation

The Bently Nevada 330100-90-00 functions within strict rotor dynamics parameters to track shaft centerline position and dynamic micro-inch vibration profiles on fluid-film bearing machinery. During installation and routine diagnostic verification, gap voltage validation targets a nominal -10 VDC baseline, representing the midpoint of the linear range for standard eddy-current probe scaling. This precise voltage calibration prevents cross-talk suppression failures and guarantees linear voltage output scaling relative to target displacement across the full operating temperature range.

Frequently Asked Questions

Q: Does the 330100 Proximitor Sensor require recalibration when replacing the connected extension cable or probe?

A: No. All 3300 Proximity Transducer Systems are manufactured to strict electrical tolerances, allowing complete interchangeability of the probe, extension cable, and Proximitor Sensor without individual component matching or bench calibration.

Q: What is the significance of the 9.0 metres option in the model configuration?

A: The 9.0 metres (29.5 feet) specification denotes the total electrical length required for the system. The Proximitor Sensor must be matched to this specific system length (combining probe and extension cable) to maintain proper eddy-current calibration and scale factor stability.

Field Installation Guidelines

• Shielding and Grounding: Terminal connections must ensure continuous shield isolation. Ground the coaxial cable shield at the monitor rack side only to prevent ground loops and shield noise induction.
• Physical Mounting: Secure the Proximitor Sensor to a clean, flat surface inside an environmental enclosure to mitigate external contamination and physical vibration stress.
• Wiring Separation: Route transducer signal cables away from high-voltage AC power lines and variable frequency drive (VFD) output cables to minimize electromagnetic interference and cross-talk.
• Minimum Bending Radius: Maintain the manufacturer's specified minimum bend radius for both the extension cable and the system integrated coaxial leads during installation to avoid permanent internal dielectric damage.

Specifications

• Brand: Bently Nevada

Advantages

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