Description

Bently Nevada 88984-01 Extension Cable Assembly

The Bently Nevada 88984-01, also cataloged as the 88984-01 extension cable assembly, operates as a dedicated hardware component for electrical signal transmission between proximity probe and Proximitor sensor within 7200 Series 11 mm Proximity Transducer System. It provides coaxial interconnection for eddy-current based displacement measurement channels.

Suffix Breakdown & Model Matrix

The suffix “-01” is not explicitly decomposed in available configuration data. In Bently Nevada proximity transducer system ordering practice, suffix codes typically define cable length, connector configuration, or armor variant. For 88984-01, no verified factory breakdown is provided in this dataset. Interpretation is therefore limited to system-level integration role only.

Hardware Specifications

Parameter	Specification
Model	88984-01
Brand	Bently Nevada
Origin	USA
Operating Temp	-51 deg C to +177 deg C (system referenced range, if applicable)
Power Consumption	Passive component (no external power required)
Product Type	Proximity Transducer Extension Cable Assembly
Signal Interface	Coaxial transmission for 11 mm proximity system
Connector Type	Miniature coaxial male/female (gold-plated, system standard)

Bently Nevada Eddy Current Signal Integrity & Rotor Dynamics Interface

The 88984-01 cable assembly functions within an eddy-current transducer chain where probe excitation and return signal integrity are dependent on controlled coaxial impedance and capacitance stability. In 7200 Series architectures, displacement measurement relies on calibrated gap voltage conversion typically referenced to -10 VDC linearization range at mechanical null conditions.

Cable assembly parameters directly influence signal attenuation and phase shift within the oscillator-demodulator loop. Cross-talk suppression is achieved through shield continuity and controlled grounding topology between probe, extension cable, and Proximitor sensor input stage. Any discontinuity in shielding or connector impedance mismatch may introduce measurement drift in rotor radial vibration channels and axial position feedback loops.

Frequently Asked Questions (FAQ)

Q: Does the 88984-01 support signal conditioning or amplification?
A: No. The 88984-01 is a passive coaxial extension element. Signal conditioning is performed exclusively by the Proximitor sensor electronics.

Q: Is hot-swap insertion supported during system operation?
A: Insertion or removal under energized conditions is not recommended due to potential transient disturbance in oscillator circuit stability.

Q: Does cable length variation affect calibration scaling?
A: Yes. Total system cable length contributes to capacitance loading, which must remain within defined configuration limits for correct scale factor preservation.

Field Installation Guidelines

Maintain continuous coaxial shielding from probe head to Proximitor sensor input terminal. Ensure connector mating surfaces are free of oil film or particulate contamination prior to engagement. Torque and locking mechanisms must be fully seated to prevent micro-arcing under vibration. Avoid routing alongside high-energy switching conductors to reduce induced noise coupling. Ground shield termination should follow single-point grounding architecture at the monitor end only, consistent with proximity transducer system design practice.

Specifications

• Brand: Bently Nevada

Advantages

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