Emerson EPRO PR6426/010-000 Proximity Displacement Sensor | New Stock
Manufacturer: Emerson
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Part Number: PR6426/010-000
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 PR6426/010-000 CON021/916-160 Eddy Current Sensor
The Emerson PR6426/010-000, also cataloged as the PR6426 Eddy Current Displacement Sensor, operates as a dedicated hardware component for non-contact displacement and vibration monitoring within machine supervisory networks. The transducer generates a high-frequency electromagnetic field at its sensor tip to measure micro-displacement variations induced by a moving conductive target shaft. Operating in combination with the CON021/916-160 signal conditioning driver, the system translates relative structural micro-variations into linear electrical outputs, transmitting immediate shaft dynamics directly to external monitoring machinery.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | PR6426/010-000 + CON021/916-160 |
| Brand | Emerson (EPRO Series) |
| Origin | USA |
| Weight | 0.30 kg (0.20 kg transducer mass exclusive of packaging) |
| Dimensions | 4.1 cm x 15.9 cm x 10.8 cm (Transducer thread: M10 x 1) |
| Operating Temp | -35 to 180 deg C sensor tip threshold (Storage: -40 to 200 deg C) |
| Power Consumption | Driven by supply voltage via external controller monitor rails |
| Transducer Type | Non-contact eddy current displacement sensor |
| Signal Conditioning | CON021/916-160 external proximitor driver assembly |
| Measurement Range | Typically 2 mm to 4 mm (dependent on driver calibration parameters) |
| Linearity Variance | Plus or minus 1% of full scale calibrated span |
| Frequency Response | Up to 10 kHz signal tracking velocity |
| Physical Envelope | Stainless steel housing with sealed internal connector junctions |
| Pressure Resistance | Up to 10 bar static pressure exposure limits |
| Cable Interface | No fixed cable attached; requires external coaxial connection |
| Termination Interface | EPRO standard coaxial connector assembly |
| Certifications | CE, IEC 60068, ATEX, IECEx hazardous area rated |
Eddy-Current Probe Scaling and Rotor Dynamics
The calibration matrix of the PR6426/010-000 relies on precise eddy-current probe scaling to convert structural micro-gaps into clear voltage signals via the CON021/916-160 conditioning driver. To guarantee signal stability within highly dynamic systems, field technicians execute gap voltage validation, adjusting mechanical depth until achieving a specific baseline (such as standard -10 VDC targets) within the center of the sensor's linear measurement track. This precise mapping isolates fast-moving rotor dynamics, including synchronous shaft unbalance and oil whip frequencies. Cross-talk suppression logic is enforced by using distinct driver oscillation frequencies across close-proximity paths, blocking external high-frequency fields from corrupting the continuous measurement data.
Frequently Asked Questions
Q: How does the configuration of the PR6426/010-000 differ from the PR6426/010-010 regarding field wiring?
A: The PR6426/010-000 features an un-cabled housing base that requires an external coaxial cable extension to span the distance to the CON021/916-160 driver, whereas cabled versions incorporate a fixed, factory-spliced internal extension line.
Q: How does the sensor maintain measurement calibration if the target material changes from standard steel?
A: The linear voltage output depends directly on the electrical conductivity and magnetic permeability of the target surface. If the shaft target deviates from standard reference alloys, the CON021/916-160 conditioning unit must be recalibrated to account for the specific eddy-current probe scaling behavior of the new material.
Q: What structural issues manifest if the gap voltage validation falls outside the recommended limits?
A: Operating outside the calibrated midpoint compromises the sensor's linear measurement limits. Setting a gap too narrow can lead to severe saturation anomalies during heavy shaft displacement spikes, whereas an excessive gap can push the signal into nonlinear tracking zones.
Field Installation Guidelines
- Thread the M10 x 1 stainless steel sensor body into the machine housing, verifying alignment visually before tightening the mounting hardware to avoid cross-threading.
- Adjust the physical proximity gap relative to the target shaft until the external CON021/916-160 driver indicates that the standard target voltage has been achieved.
- Secure the separate external coaxial line along the internal structural frames with insulated routing clamps, maintaining a minimum bend radius of 30 mm to prevent shield degradation.
- Isolate all transducer signals inside grounded steel conduit systems, keeping the runs separated from parallel three-phase AC motor conductors by at least 300 mm.