

Emerson | EPRO | PR6423/002-121+CON041 | Eddy Current Sensor
The EPRO PR6423/002-121+CON041 is a eddy current sensor for EPRO platforms. Air Gap (Center): Approx. 2.7 mm (0.11″) nominal | Nominal Range Static: ±2.0 mm (0.079″) | Range Dynamic: 0 to 1,000 µm (0 to 0.039″). Factory-sealed, live-rack tested, 48-hour burn-in. 12-month warranty. Ships within 24h.
Technical Specifications
| EPRO PR6423/002-121 | Eddy Current Sensor is designed for critical turbomachinery applications such as steam, gas, and hydro turbines, compressors, pumps, and fans. It measures radial and axial shaft displacement, position, eccentricity, and speed/key. |
|---|---|
| Sensitivity/Linearity | 4 V/mm (101.6 mV/mil) ±1.5% max |
| Air Gap (Center) | Approx. 2.7 mm (0.11″) nominal |
| Nominal Range Static | ±2.0 mm (0.079″) |
| Range Dynamic | 0 to 1,000 µm (0 to 0.039″) |
| Shaft Diameter | ≥80 mm |
| Weight (Sensor & 1M Cable, No Armor) | 200 grams (7.05 oz) |
| Operating Temperature | -35 to 180°C (-31 to 356°F) |
| CON041 | Eddy Current Signal Converter is designed for use with PR6422, PR6423, PR6424, and PR6426 sensors. It converts sensor signals for measurement. |
| Frequency Range (-3 dB) | 0 to 20,000 Hz |
| Rise Time | <15 μs |
| Operating Temperature Range | -30 to 100°C (-22 to 212°F) |
| Shock and Vibration | 5g @ 60Hz @ 25°C (77°F) |
| Protection Class | IP20 |
| Supply Voltage Range | -23V to -32V (Output Range -4V to -20V) |
| Housing Material / Weight | PA 6.6 / ~60 grams (2.12 oz) |
| Mounting | Din Rail |
| Connections | Screw Terminal (Max. 1.5mm², Wire-end Sleeves) |
| ATEX | II 2 G Ex ia IIC T4 Gb, -20°C ≤ Ta ≤ 80°C |
| IEC-Ex | Ex ia IIC T4 Gb, -20°C ≤ Ta ≤ 80°C |
| CSA | Class I Division 1, Groups A, B, C, D, T4 |
| Manufacturer | EPRO |
| Model / SKU | PR6423/002-121+CON041 |
Ships within 24 hours | 12-Month Warranty | Worldwide Delivery
Sensor — Bench-Verified
EPRO PR6423/002-121+CON041 verified on calibrated test bench. Scale factor and linearity measured. Printed test report. Genuine EPRO. 12-month warranty. Ships within 24h.
Compatible Parts — Same System
These modules share the same system family as the PR6423/002-121+CON041. Commonly ordered together for complete rack builds or spare parts kits.
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