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Bently Nevada 109548-01 Proximity Probes

The Bently Nevada 109548-01, also cataloged as the 109548-01 Proximity Probes, operates as a dedicated hardware component for shaft displacement measurement within Bently Nevada machinery monitoring systems.

Hardware Specifications

Parameter	Specification
Model	109548-01
Spare Model	P1407030-00100
Brand	Bently Nevada
Product Type	Proximity Probes
Origin	USA
Weight	0.2 kg
Dimensions	20.5 x 22.5 x 3.5 cm (Estimated Shipping Size)
Measurement Technology	Eddy-current proximity sensing
Application Function	Shaft displacement and vibration measurement input

Eddy-Current Probe Signal Characteristics

The Bently Nevada 109548-01 uses eddy-current probe technology to generate non-contact displacement measurements between the probe tip and the monitored shaft surface. The probe system requires proper scaling verification between the sensing element and the monitoring channel to maintain accurate vibration and position data acquisition.

Moreover, installation requires attention to probe gap voltage validation. Bently Nevada proximity systems commonly use a -10 VDC target gap voltage reference for establishing the electrical operating range between the probe and rotating surface. Proper gap adjustment supports stable rotor dynamics analysis and reduces measurement errors caused by incorrect probe positioning.

Frequently Asked Questions

Q: What signal type does the 109548-01 proximity probe provide?
A: The 109548-01 provides eddy-current displacement measurement signals for connection to compatible Bently Nevada monitoring channels.

Q: Does the 109548-01 require physical contact with the rotating shaft?
A: No. The probe operates as a non-contact sensor and measures shaft displacement through an electromagnetic sensing field.

Q: What installation factors affect measurement accuracy?
A: Probe gap setting, mounting condition, cable routing, shielding practice, and proper grounding affect signal quality and measurement stability.

Field Installation Guidelines

• Install the probe with correct mechanical alignment toward the target shaft surface.
• Maintain separation from high-current power cables to reduce electromagnetic interference.
• Connect cable shielding according to the monitoring system grounding requirements.
• Verify probe gap voltage before placing the monitoring channel into service.
• Inspect mounting hardware to prevent vibration-induced movement during operation.

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