Emerson CON041+PR6423/002-031-CN Eddy Current Proximity Sensor
Manufacturer: Emerson
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Part Number: CON041+PR6423/002-031
Condition：New with Original Package
Product Type: Proximity Sensors
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Emerson CON041+PR6423/002-031-CN Eddy Current Sensor System
The Emerson CON041+PR6423/002-031-CN, also cataloged as the CON041 Proximity Transducer System, operates as a dedicated hardware component for non-contact shaft vibration and displacement measurement within machinery protection systems. The integrated assembly senses relative mechanical motion of rotating shaft targets through eddy current induction, converting impedance shifts at the 8 mm probe tip into processed analog outputs. The physical loop connects the PR6423/002-031-CN field-mounted probe to the rail-mounted CON041 signal conditioner to execute physical-to-electrical signal linearisation.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | CON041+PR6423/002-031-CN |
| Brand | Emerson (EPRO) |
| Origin | United States |
| Weight | 0.32 kg |
| Dimensions | 12.1 cm x 5.2 cm x 16.6 cm |
| Operating Temp | Probe: -35 to +180 deg C; Converter: -35 to +85 deg C |
| Power Consumption | Power supply: 24 VDC nominal |
| Probe Tip Diameter | 8 mm |
| Linear Measurement Range | 2 mm (80 mils) |
| Sensitivity | 8 V/mm (203.2 mV/mil) +/- 5% |
| Frequency Response | Up to 10 kHz |
| Output Signal | 4-20 mA DC / +/-10 V DC |
| Protection Class | Probe: IP66; Converter: IP20 |
Process Control Integration and Channel Isolation
The converter electronics utilize channel-to-channel isolation to prevent potential ground loops from corrupting the high-frequency measurement signals in dense multi-channel installations. The CON041 module conditions raw physical sensor readings, generating a dual-format output comprising a +/-10 V DC dynamic signal for real-time spectrum analyzers and a linearized 4-20 mA DC current loop for direct DCS controller integration. This separate analog loop routing safeguards system integrity in environments with elevated electromagnetic interference.
Frequently Asked Questions
Q: How does the CON041 converter behave when a sensor cable undergoes an open or short circuit?
A: The converter deploys diagnostic circuitry to continuously evaluate sensor loop integrity, driving the analog output current below 3.6 mA to flag a cabling fault directly to the supervisory system.
Q: Can the CON041 signal conditioner be mounted inside the high-temperature zone of the turbine housing?
A: No. The PR6423/002-031-CN probe is rated for high-temperature zones up to +180 deg C, but the CON041 converter contains active semiconductor components and must be installed in a field junction box where temperatures stay between -35 and +85 deg C.
Q: Do the voltage and current outputs require separate calibration procedures?
A: No. Both the 4-20 mA DC and +/-10 V DC outputs are pre-calibrated and linearized simultaneously across the 2 mm measurement range based on the 8 V/mm factory-calibrated sensitivity.
Field Installation Guidelines
- Mechanical Gap Calibration: Thread the PR6423/002-031-CN probe into the machine casing while measuring the output voltage, securing the locknuts only when the baseline gap voltage stabilizes at the calibrated 0.5 mm offset.
- Coaxial Cable Connection: Wrap the connection between the probe pigtail and the extension cable with self-amalgamating tape to seal out moisture, steam, and synthetic lubricants.
- Shield Grounding Protocol: Ensure the coaxial cable shield terminates strictly at the dedicated shield terminal of the CON041 converter to establish a single-point ground and prevent signal noise.
- Conduit Separation: Route all low-voltage sensor cables through dedicated grounded metal conduits, separate from high-current motor cables or variable frequency drive power lines.