The EMERSON PR6423/XXX/X4X CON021 is an epro series eddy current sensor for machinery vibration and position tracking. This premium surplus hardware features an integrated cable and a CON021 connector interface. Buy this discontinued spare with fast global shipping.
The EMERSON PR6423/XXX/X4X CON021 (part of the rugged PR6423 series) is an industrial-grade Eddy Current Proximity Transducer designed for non-contact shaft vibration, displacement, and position measurements in critical turbomachinery. By translating physical gaps into high-frequency analog signals, this sensor allows critical protection systems to track rotor dynamics, axial thrust, and thermal expansion in real time, alerting operators to mechanical faults before severe damage occurs.
| Parameter | Specification |
|---|---|
| Model | PR6423/XXX/X4X CON021 |
| Brand | EMERSON (EPRO Series) |
| Origin | USA |
| Weight | 0.20 kg |
| Dimensions | 19 x 2.8 x 16 cm |
| Operating Temp | -35 to +150°C (sensor tip zone) |
| System Platform | MMS 3000 / MMS 6000 Machinery Protection / DCS |
| Module Type | Eddy Current Transducer / Proximity Sensor |
| Life Cycle Status | Discontinued (Dec 31, 2018) |
| Connection Type | Integrated armor cable with CON021 connector |
| HS Code | 8537101190 |
Operating as a front-line sensing element within machinery protection frameworks, the PR6423/XXX/X4X sensor works in tandem with an external driver (oscillator) unit. The sensor tip contains an induction coil driven by a high-frequency RF signal, creating an electromagnetic field that reacts directly to the proximity of a conductive metal shaft. This configuration features high temperature stability and extreme sensitivity to minimize measurement drift, ensuring linear tracking over the designated measuring range even inside oily, high-pressure machine housings.
Q: What does the variable “XXX/X4X” signify in the model number?
A: These represent factory configurable variables for case thread sizes, case length, unthreaded lengths, and integrated sleeve options tailored to distinct turbine or compressor housing depths.
Q: Can the sensor operate independently without an external driver or transmitter?
A: No. The transducer requires a matched EPRO oscillator/converter module to energize the inductive tip loop and convert the raw modulation into a standard voltage or 4-20 mA loop signal.
Q: Is this sensor suitable for hostile environmental exposures?
A: Yes. The sensor tip is hermetically sealed and constructed to withstand hot lubricating oil, steam, high atmospheric pressures, and mechanical shocks common to generator fluid paths.
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