Product Details
Configured for non-contact vibration and shaft displacement monitoring in rotating machinery, the Emerson PR6424/010-100 (PR6424 16 mm Eddy Current Sensor) provides direct physical/electrical execution. It measures radial dynamic motion and axial shaft position by generating dynamic high-frequency field damping when interfaced with Epro CON021 signal converters.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | PR6424/010-100 |
| Brand | Emerson Epro |
| Origin | Germany |
| Weight | Approx. 0.20 kg |
| Dimensions | Probe Tip Diameter: 16 mm; Sleeve Thread: M18 x 1.5 |
| Operating Temp | -35 deg C to +150 deg C |
| Power Consumption | Driven via external converter (CON021 / EZ1000) |
| Measurement Range | Static: +-2.0 mm; Dynamic: 0 to 1000 um |
| Output Signal | Dynamic voltage via signal converter |
| Sensitivity | 4 V/mm (101.6 mV/mil) |
| Frequency Response | 0 Hz to 20 kHz (-3 dB) |
| Linearity | <= +-1.5% full scale |
| Cable Options | 5 m integral cable with stainless steel flexible armor and LEMO end |
| Probe Tip Material | High-temperature epoxy resin cap / PEEK |
| Protection Rating | IP67 (head / threaded body) |
| Target Material | Ferromagnetic steel (standard 42CrMo4) |
Eddy-Current Probe Scaling and Gap Voltage Validation
The Emerson PR6424/010-100 requires precise eddy-current probe scaling to convert high-frequency electromagnetic field damping into an accurate position signal across its nominal 4 mm linear measuring range. With a standardized sensitivity of 4 V/mm, proper installation relies on initial gap voltage validation (targeting approximately 2.7 mm mechanical center air gap or -10 VDC static offset via CON021 conditioning hardware) prior to securing the M18 lock nuts. Correct spatial positioning prevents cross-talk suppression degradation from nearby metal casing walls and limits measurement drift caused by shaft runout or structural rotor dynamics.
Frequently Asked Questions
Q: How is the physical air gap set during mechanical installation of the PR6424/010-100?
A: Thread the M18 x 1.5 sleeve into the mounting bracket until the DC gap voltage at the CON021 converter output reads the designated center value (-10 VDC nominal offset, corresponding to an approximate 2.7 mm air gap) before torquing lock nuts.
Q: Can the 5 m integral cable with LEMO connector be modified or spliced in the field?
A: Splicing or trimming the integral cable alters total system capacitance and inductance, which directly corrupts the calibrated 4 V/mm probe sensitivity and introduces non-linear measuring errors.
Q: What structural precautions prevent side-wall interference on the 16 mm probe tip?
A: Maintain a counterbore clearance area around the epoxy tip free of secondary metallic materials to avoid artificial damping of the RF magnetic field.
Field Installation Guidelines
- Thread the M18 x 1.5 stainless steel sleeve into tapped mounting points, ensuring a minimum engagement of 5 full threads before locking with jam nuts.
- Provide at least 30 mm of clear radial space around the 16 mm sensor head to eliminate unwanted eddy-current coupling with surrounding machine housings.
- Route the armored flexible cable through dedicated grounded metallic conduit, observing a minimum bend radius of 35 mm to prevent inner core damage.
- Connect the LEMO plug securely to the driver interface module, keeping the instrument shield grounded exclusively at the monitoring rack end to prevent ground loop noise.
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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