Configured for precision casing vibration monitoring in TSI platforms, the Bently Nevada 9200-03-05-10-00 (9200 Seismoprobe Velocity Transducer) provides direct physical execution of seismic velocity sensing within mechanical machine housings.

Suffix Breakdown & Model Configuration

• 9200: Seismoprobe Velocity Transducer
• 03: Sensitivity (90 mV/in/s +/- 2.5, 4.5 Hz)
• 05: Mounting/Termination (Terminal block top mount)
• 10: Stud Option (Circular, M10 x 1 stud)
• 00: Agency Approval (None)

Hardware Specifications

Rotor Dynamics & Seismic Monitoring Integration

The 9200 series transducer utilizes electrodynamic sensing to convert casing vibration into a proportional voltage signal, which serves as a primary input for rotor dynamics analysis. Signal integrity is dependent on the mechanical coupling to the machine case; ensuring the M10 x 1 stud is torqued according to specification is mandatory to prevent resonance interference. Because this is a two-wire device, cable run lengths must be minimized and shielded to maintain signal fidelity and prevent external electromagnetic noise from impacting the seismic velocity output.

Ordering Info

• 1x 9200 Seismoprobe Velocity Transducer
• 1x M10 x 1 mounting stud
• 1x Neoprene gasket set

Field Installation Guidelines

• Mechanical Mounting: Ensure the mounting surface is clean and flat; tighten the M10 x 1 stud to ensure rigid contact for optimal frequency response.
• Orientation: Install the sensor in the intended axis of measurement; cross-axis sensitivity is minimized when the sensor base is perfectly flush with the machine case.
• Cabling: Use high-quality shielded twisted-pair cabling for the terminal block connection to minimize common-mode noise.
• Environmental: Do not exceed the operating temperature range of 121 deg C, as excessive heat will degrade the internal coil impedance and structural gaskets.

Frequently Asked Questions

• Does this transducer require an external power supply?

  No, the 9200 is a passive electrodynamic transducer that generates its own signal voltage based on the mechanical vibration velocity of the machine casing.

• What is the significance of the 4.5 Hz frequency response?

  This represents the corner frequency of the transducer; signals below this frequency will experience significant amplitude attenuation.

• Can the unit be installed in hazardous locations?

  The 00 suffix indicates no agency approvals; do not install this specific model in hazardous areas requiring ATEX, CSA, or IECEx certifications.

• Why is the M10 x 1 mounting stud critical?

  The stud ensures the high-frequency vibration of the machine is transferred linearly to the seismic mass within the transducer housing.

• What is the impact of high-temperature operation on the device?

  Operating above 121 deg C will compromise the internal Neoprene gaskets and the insulation of the internal copper wire coils.

• Is the terminal block protected from environmental contaminants?

  The unit is designed for industrial environments, but the terminal block must be covered or housed in a suitable enclosure to prevent moisture or oil ingress.

• How is the output signal processed?

  The voltage output is typically routed to a vibration monitor that integrates the velocity signal to provide velocity or displacement readouts.

• Can the transducer be mounted at any angle?

  Yes, the 9200 can be mounted in any orientation, provided the mounting surface is rigid and the vibration is present along the sensor axis.