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Configured for displacement measurement in rotating machinery, the Bently Nevada 330101-00-16-10-02-00 (330101 8 mm Proximity Probe) provides direct physical execution of gap-to-voltage conversion for vibration and position monitoring.

Hardware Specifications

Parameter Specification
Model 330101-00-16-10-02-00
Brand Bently Nevada
Origin USA
Weight Approx. 0.3 kg
Dimensions 8 mm tip diameter, 160 mm case length
Operating Temp -51 deg C to +177 deg C
Power Consumption Driven by 3300 XL Proximitor Sensor
Proximity Probe Type 8 mm 3300 XL
Unthreaded Length 0 mm
Total System Length 1.0 m
Connector Type Miniature coaxial ClickLoc

Proximity Probe Scaling and Rotor Dynamics

The 330101 probe system requires precise calibration to the target material to maintain the industry-standard scale factor of 7.87 V/mm (200 mV/mil). During installation, the gap voltage must be validated against a -10 VDC target at the probe midpoint to ensure linear response within the 0.25 mm to 2.3 mm linear range. Proper rotor dynamics analysis depends on minimizing cross-talk between adjacent probes; ensure probe spacing exceeds minimum requirements to prevent electromagnetic interference. Shielded coaxial cables must be routed in grounded conduits to mitigate signal noise in high-EMI environments.

Frequently Asked Questions

Q: What is the purpose of the ClickLoc connector on this probe?

A: The ClickLoc connector is designed to provide a secure, vibration-resistant connection while ensuring consistent contact pressure for the coaxial signal path, minimizing impedance discontinuities.

Q: Can this probe be used with non-3300 XL Proximitor sensors?

A: No. The 330101 probe is calibrated specifically for the 3300 XL Proximitor sensor internal circuit impedance. Using it with legacy 3300 or 7200 series sensors will result in incorrect voltage output and loss of linear calibration.

Field Installation Guidelines

  1. Ensure the probe mounting bracket is rigid to avoid resonance within the machine's operating frequency range.
  2. Verify that the probe tip is installed perpendicular to the target surface. Misalignment exceeding 5 degrees can degrade the linearity of the gap-to-voltage transfer function.
  3. Apply standard thread-locking compound to the jam nuts once the gap distance is set to prevent loosening due to machine vibration.
  4. Ensure the coaxial cable connector remains dry and free of contaminants. The ClickLoc connector should be engaged until an audible or tactile click confirms proper seating.
  5. Ground the probe case through the mounting assembly if required by specific plant loop-grounding standards, noting that the Proximitor sensor typically establishes the common signal ground.

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