Product Details
The Emerson CON021+PR6423/000-030-CN, also cataloged as the CON021+PR6423 Proximity Sensor System, operates as a dedicated hardware component for non-contact shaft displacement measurement and machinery protection within MMS 6000 and Ovation monitoring platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | CON021+PR6423/000-030-CN |
| Brand | Emerson |
| Origin | USA |
| Weight | Converter: 0.2 kg; Sensor (with 1 m cable): approx. 0.1 kg |
| Dimensions | Converter: 4.4 cm x 10.2 cm x 10.8 cm |
| Operating Temp | Sensor incl. 1 m cable: -35 to +200 deg C; Cable & Connector: -35 to +150 deg C; ISF/DSL Temp Range: 0 to +45 deg C |
| Power Consumption | Loop / backplane powered via monitoring module |
| Linear Measuring Range | 2 mm (80 mils) |
| Initial Air Gap | 0.5 mm (20 mils) |
| Incremental Scale Factor (ISF) | 8 V/mm (203.2 mV/mil) +/- 5% |
| Deviation from Straight Line (DSL) | +/- 0.025 mm (+/- 1 mil) |
| Target Material | 42CrMo4 (AISI/SAE 4140) standard ferromagnetic steel |
| Minimum Shaft Diameter | 25 mm |
| Protection Class | IP66 (IEC 60529) |
| Materials | Sensor Tip: PEEK; Case: Stainless Steel; Cable: PTFE; Connector: Nickel-plated brass |
FOUNDATION Fieldbus / Profibus PA Connectivity
The CON021 signal converter interfaces the high-frequency oscillation loop of the PR6423 eddy current probe to upstream DCS architectures and plant asset management networks. Signal conditioning inside the CON021 module converts the micro-inch shaft motion detected at the PEEK probe tip into a proportional analog voltage output (-2 VDC to -18 VDC linear operating window). Channel-to-channel isolation prevents ground loop interference when routing displacement telemetry through FOUNDATION Fieldbus or Profibus PA fieldbus couplers, preserving signal integrity across long marshalling cable runs.
Frequently Asked Questions
Q: What target shaft parameters are required to maintain specified sensor linearity?
A: The system requires a minimum shaft diameter of 25 mm and standard 42CrMo4 (AISI/SAE 4140) ferromagnetic steel target material to achieve the calibrated 8 V/mm incremental scale factor.
Q: How is the physical gap zero-point validated during probe setup?
A: Mechanical insertion depth should be adjusted to achieve the nominal 0.5 mm initial air gap, which establishes the baseline output within the linear response band.
Q: What environmental protection rating does the PR6423 sensor assembly carry?
A: The sensor head assembly provides an IP66 enclosure rating under IEC 60529, with a PEEK sensor tip capable of continuous operation up to +200 deg C.
Field Installation Guidelines
- Thread the stainless steel PR6423 probe body into the bearing casing or mounting bracket using appropriate torque limits to prevent casing distortion.
- Position the probe tip against the target shaft, establishing a 0.5 mm static air gap using a feeler gauge or by monitoring initial gap voltage.
- Route the PTFE integral cable through protective conduit, keeping minimum bend radii above manufacturer limits to protect internal shielding.
- Secure the CON021 signal converter onto a grounded mounting surface or DIN-rail structure inside an environmentally protected junction box.
- Connect probe extension cabling to the CON021 converter terminals, ensuring shield drain wires terminate at a single system earth point to eliminate ground loops.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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