Description
- EPRO PR6423/01R-010-CN+CON021 | Authentic Displacement System
Unboxing & Physical Snapshot
- Model & Brand: EPRO PR6423/01R-010-CN + CON021
- Product Type: Eddy current displacement measurement system consisting of a PR6423 proximity probe and CON021 signal converter. The assembly is used for non-contact shaft displacement, vibration, position, eccentricity, and speed measurement on critical rotating machinery.
- Approximate Physical Dimensions (W × H × D):
- PR6423 probe: Approximately 8 mm diameter sensor with 1 m integrated cable configuration.
- CON021 converter: Approximately 56 × 56 × 72 mm panel-mount converter housing.
- Estimated Shipping Weight: Approximately 0.3-0.5 kg including converter, probe, connector protection, and ESD packaging. The CON021 converter alone is approximately 120 g.
- What’s in the Box:
- EPRO PR6423/01R-010-CN proximity probe
- CON021 eddy current signal converter
- Sensor connection hardware
- Mounting screws for converter assembly
- Protective ESD packaging
- Identification labels and calibration information
- Documentation package when supplied
Product Introduction
The EPRO PR6423/01R-010-CN + system is installed at the machinery measurement point where non-contact shaft monitoring is required. The probe mounts near the rotating shaft target, while the converter processes the eddy current signal into a usable monitoring output. (The probe gap setting must be controlled carefully because incorrect clearance directly affects displacement accuracy.)
This combination is commonly applied on steam turbines, gas turbines, compressors, pumps, and large rotating machines requiring continuous shaft position and vibration monitoring. The uses an 8 mm eddy-current sensing element, while the provides the signal conversion interface required for machinery protection systems. Replacement requires verification of probe range, cable length, converter model, and existing protection system settings.
Core Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | EPRO / Emerson |
| Model | /01R-010-CN + |
| Product Type | Eddy Current Displacement Measurement System |
| Sensor Type | Non-contact 8 mm eddy current probe |
| Converter Type | Signal Converter |
| Application | Shaft vibration, axial position, eccentricity, speed measurement |
| Measurement Principle | Eddy current displacement sensing |
| Measuring Range | Approximately 1 mm standard range |
| Sensitivity | 8 V/mm |
| Initial Air Gap | Approximately 1.5 mm |
| Target Material | Electrically conductive steel |
| Minimum Shaft Diameter | Approximately 25 mm |
| Frequency Range | 0-20 kHz |
| Operating Temperature (Probe) | Approximately -35°C to +200°C |
| Operating Temperature () | Approximately -30°C to +100°C |
| Protection Class | IP66 sensor / IP20 converter |
| Converter Supply Voltage | Approximately -23 to -32 VDC |
| Converter Output Range | Approximately -2 to -20 VDC depending configuration |
| Power Consumption | Low-power sensor interface system |
| Heat Dissipation | Primarily from converter electronics; probe is passive sensing element |
EPRO PR6423/01R-010-CN+CON021
? Global Compliance & Industry Certifications
Expected regulatory considerations for the EPRO /01R-010-CN + include:
- CE Mark: Applicable for supported Emerson EPRO machinery monitoring configurations.
- ATEX / IECEx: Available for selected hazardous-area versions when ordered with the correct approval code and installed with approved barriers or associated equipment.
- UL/cUL Recognition: May apply depending on system configuration and market version.
- Marine Approvals (DNV GL): Applicable only when included in an approved marine machinery monitoring package.
- RoHS Compliance: Dependent on production revision and manufacturing date.
For hazardous-area machinery, the probe and converter must be treated as a complete measurement chain. Certification depends on the sensor, converter, cable routing, barriers, and installation method—not the probe label alone.
Verify specific lot certifications with OEM.
? Long-Term Storage & Asset Preservation Guide
Keep the probe and converter inside their original anti-static packaging during storage. The LEMO connector, converter terminals, and precision sensing electronics require protection from contamination.
Maintain warehouse humidity below 60% RH. Avoid storage near chemical process areas, battery rooms, or locations with corrosive vapors because connector surfaces can oxidize over time.
Inspect stored units every 12-24 months. Check the probe tip, cable jacket, connector plating, converter enclosure, and identification markings. Before installation, verify calibration data and confirm the converter matches the installed machinery protection system.
Physical Installation Prerequisites
- Install the probe with the correct mechanical gap to the shaft target.
- Confirm shaft material and target dimensions match the calibration requirements.
- Mount the converter on a suitable panel surface using the supplied mounting arrangement.
- Maintain at least 50 mm clearance around cabinet airflow paths where enclosure design permits.
- Separate sensor cables from high-current motor and VFD wiring.
- Verify cabinet grounding and shield termination practices.
- Protect probe cables from sharp bends, abrasion, and excessive heat.
- Confirm output scaling before connecting to the machinery protection controller.
Buyer’s FAQ (Logistics & Compliance Focus)
Q: What HS Tariff Code is commonly used for an EPRO /01R-010-CN + shipment?
A: Eddy-current measurement systems are commonly reviewed under HS classifications related to measuring and testing instruments, often within heading 9031 or similar instrumentation categories. The final classification depends on customs interpretation and declared function.
Q: Does Country of Origin affect acceptance of this EPRO spare?
A: Yes. COO documentation supports customs clearance, asset traceability, and quality audit records. Verify the country marking on the probe and converter labels because production locations can vary by manufacturing period.
Q: Should this sensor system ship with insurance coverage?
A: Recommended. The probe contains precision sensing components, and the converter contains sensitive electronics. Impact damage or moisture exposure may not be visible during receiving inspection but can affect commissioning.
Q: Does the /01R-010-CN + include the latest firmware pre-loaded?
A: The probe itself does not contain firmware. The converter is primarily an analog signal conversion device, so the key verification points are calibration, converter type, measurement range, and compatibility with the connected protection system.
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