Description

Configured for absolute casing vibration measurement across bearing housings, the Bently Nevada 9200-06-02-01-00 (9200 Velocity Seismoprobe) provides direct physical/electrical execution.

Suffix Breakdown & Model Matrix

Hardware Specifications

Eddy-Current Probe Scaling and Gap Voltage Validation

Because this moving-coil velocity transducer operates passively, it generates its own raw voltage signal directly proportional to the casing velocity instead of using external proximitor drivers. Nevertheless, during multi-sensor commissioning alongside proximity probes, technicians execute gap voltage validation to eliminate signal contamination on the shared machinery protection rack. The internal architecture of the transducer suppresses cross-talk between high-frequency transmission paths, which directly prevents phase anomalies that distort local rotor dynamics evaluation. Furthermore, the 3500/42M or 3300 monitor modules scale the incoming calibration profiles according to the 200 mV/mm/sec factory sensitivity, converting the mechanical case velocity into clear diagnostic variables without tracking a -10 VDC DC bias voltage.

Frequently Asked Questions

Q: Does the 9200-06-02-01-00 transducer require an external loop power supply?

A: No, the sensor uses an internal moving-coil design that generates an analog voltage output purely from mechanical motion, which entirely eliminates the need for external excitation power.

Q: How does the side-exit connector housing modify physical installation constraints?

A: The side-mounted MIL-C-5015 connector configuration minimizes the vertical clearance envelope of the sensor body. Consequently, this geometry allows mounting in tight machine corridors where vertical space prevents top-exit cabling layouts.

Field Installation Guidelines

• Mechanical Torque Assignment: Mount the circular base onto a flat, machined horizontal surface using the 1/4-20 UNC stud. Next, apply a torque specification of exactly 5.6 N-m to ensure uniform mechanical coupling across the mating surface.
• Shield Grounding: Terminate the shielded twisted-pair cable shield at the monitoring rack instrument ground bus bar. Specifically, isolate and trim back the shield at the two-pin MIL-C-5015 connector housing to prevent ground loop currents from introducing noise into the signal path.
• Conduit Routing: Route the transducer cable through rigid or flexible metal conduit sections. Consequently, segregate these sensor runs from power cabling by at least 300 mm to suppress electro-magnetic cross-talk from nearby motor components.