Product Details
The Emerson CON021+PR6423/010-040-CN, also cataloged as the CON021+PR6423 Proximity Sensor System, operates as a dedicated hardware component for non-contact shaft displacement and vibration measurement within MMS 6000 and Ovation machinery protection platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | CON021+PR6423/010-040-CN |
| Brand | Emerson |
| Origin | USA / Germany |
| Weight | Converter: 0.2 kg; Sensor assembly: approx. 0.18 kg |
| Dimensions | Converter: 4.4 cm x 10.2 cm x 10.8 cm; Sensor tip diameter: 8 mm |
| Operating Temp | Sensor Tip: -35 to +200 deg C; Cable & Connector: -35 to +150 deg C; ISF Temperature Range: 0 to +45 deg C |
| Power Consumption | Powered via monitoring rack backplane / loop supply |
| Measuring Range | 2.0 mm (80 mils) nominal |
| 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 |
| Cable Option (010-040) | 1.0 m integral cable length with flexible armored conduit sleeve |
| Enclosure Protection | IP66 (IEC 60529); PEEK sensor tip |
4-20 mA HART Loop Protocol and Channel Isolation
The CON021 signal converter demodulates the high-frequency electromagnetic field produced by the PR6423 probe tip, outputting a precise analog voltage signal (-2 VDC to -18 VDC linear operating range). The module is built with high channel-to-channel isolation and input filtering, preventing cross-talk and ground loop interference when interfacing with 4-20 mA HART transmitters, DCS I/O racks, or TSI monitoring nodes operating in high-EMI power generation environments.
Frequently Asked Questions
Q: What physical protection does the /010-040 suffix denote compared to standard probe options?
A: The /010-040 suffix specifies a 1.0-meter integral PTFE lead encased in a flexible armored conduit sleeve, providing mechanical protection against impact, abrasion, and hot debris in turbine housings.
Q: How is the initial gap voltage calibrated during field installation?
A: Mechanically set the probe position to an initial physical air gap of approximately 0.5 mm, then verify that the CON021 analog voltage output reads within the linear midpoint (typically -10 VDC gap voltage) before tightening locknuts.
Q: Can the integral probe cable be cut or spliced to fit spatial constraints?
A: No, the total cable length (integral lead plus extension cable) forms an engineered impedance loop tuned to the CON021 driver oscillator; cutting or trimming cable changes system calibration and introduces measuring errors.
Field Installation Guidelines
- Mount the threaded stainless steel PR6423 sensor body into the bearing housing, ensuring rigid mechanical alignment to eliminate parasitic vibration.
- Adjust probe insertion depth to achieve a static 0.5 mm air gap or an approximate -10 VDC output from the CON021 converter.
- Route the armored conduit cable along structural framework, avoiding sharp bend angles that exceed the specified minimum bend radius.
- Mount the CON021 converter module onto an aluminum DIN rail inside a low-vibration junction enclosure.
- Connect probe leads to the CON021 terminals, anchoring cable shield drain wires to a central, low-impedance earth grounding point to prevent noise coupling.
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.
Tech & Buying Guide
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