PR6423/000-030 Emerson Eddy Current Module | New & Original Stock
Manufacturer: Epro
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Part Number: PR6423/000-030
Condition：New with Original Package
Product Type: Proximity Sensors
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Country of Origin: Germany
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Emerson PR6423/000-030 + CON021 A6000 Machine Monitoring Series
The Emerson PR6423/000-030 + CON021, also cataloged as the PR6423 + CON021 Eddy Current Sensor Module, operates as a dedicated hardware component for non-contact shaft vibration and displacement measurement within A6000 Machine Monitoring Series platforms.
Hardware Specifications
| Parameter | Specification |
| Model | PR6423/000-030 + CON021 |
| Brand | Emerson / EPRO |
| Origin | Germany |
| Weight | 0.24 kg |
| Dimensions | Probe tip diameter: 8 mm |
| Operating Temp | -40 to +125 deg C |
| Power Consumption | Handled via CON021 signal converter loop power |
| Linear Measurement Range | 2 mm (80 mils) |
| Initial Air Gap | 0.5 mm (20 mils) |
| Incremental Scale Factor | 8 V/mm +/- 5% at 0 to 45 deg C |
| Deviation from Straight Line | +/- 0.025 mm (+/- 1 mil) |
| Frequency Response | 0 to 10 kHz |
| Target Material Standard | Ferromagnetic steel (42CrMo4 / AISI 4140) |
| Signal Converter Output | 0 to 10 V or 4 to 20 mA standard signal |
| Protection Class | IP66 (IEC 60529) |
| Compliance standard | API 670 |
Eddy-Current Probe Scaling and Gap Voltage Validation
The module matches an 8 mm eddy-current probe tip configuration to an external signal converter to transform high-frequency electromagnetic field modifications into continuous voltage tracking loops. Proper operation requires eddy-current probe scaling aligned precisely to 8 V/mm when tracking calibrated 42CrMo4 target tracks. During setup, gap voltage validation must confirm stable raw voltage baselines to orient the static physical positioning within the linear 2 mm operating envelope. This electrical calibration regulates the sensor feedback, allowing the system to monitor critical rotor dynamics and suppress cross-talk suppression failures across multi-channel adjacent bearing housings.
Frequently Asked Questions
Q: How is gap voltage validation performed during physical probe positioning?
A: Gap voltage validation is performed by adjusting the mechanical insertion depth of the PR6423 probe until the raw output voltage from the CON021 converter indicates the target initial air gap of 0.5 mm. This placement centers the measurement track within the linear scaling spectrum of the converter.
Q: What material parameters are required to maintain the calibrated Incremental Scale Factor?
A: The standard Incremental Scale Factor of 8 V/mm is calibrated against ferromagnetic steel, specifically 42CrMo4 or AISI 4140. Utilizing non-magnetic target surfaces or alternative alloy compositions will alter the eddy-current field interaction and necessitate recalibration of the signal converter parameters.
Field Installation Guidelines
- Mount the 8 mm probe assembly using the specified threaded sleeve fittings, maintaining perpendicular alignment relative to the target shaft centerline.
- Verify the initial air gap distance matches the 0.5 mm specification using precision feeler gauges or direct gap voltage monitoring before locking the assembly.
- Route the sensor coaxial cable through dedicated rigid or flexible metal conduit to provide physical protection and suppress external electromagnetic interference fields.
- Ground the armor jacket and signal cable shielding only at the signal converter housing to eliminate potential measurement ground loop currents.
- Ensure the target surface track has a minimum diameter of 25 mm and is free of mechanical scoring, tool marks, and residual magnetism to prevent runout errors.