PR6423/003-030 CON021 - Eddy Current Displacement Sensor

The EPRO PR6423/003-030 CON021 combines an advanced 8mm Eddy Current Sensor with the CON021 Eddy Current Signal Converter. This system is ideal for critical turbomachinery applications, such as steam, gas, and hydro turbines, compressors, and pumps. It provides precise measurements of shaft displacement, position, eccentricity, and speed, ensuring accurate monitoring and protection in industrial machinery.

Key Features:

Contactless Measurement: The EPRO PR6423/003-030 CON021 offers non-contact, high-precision shaft displacement measurements.
High Accuracy and Resolution: It delivers exceptional accuracy with a deviation from the best-fit straight line (DSL) of ±0.025 mm.
Wide Temperature and Humidity Range: The sensor operates efficiently within a temperature range of -35°C to +180°C and supports up to 95% RH humidity.
Resistant to Harsh Conditions: The system is designed to withstand vibration (20 gpk-pk) and shock (50 gpk-pk), ensuring reliable performance in demanding industrial environments.
Ex-Proof Certification: It is suitable for use in explosive areas with intrinsic safety certifications like ATEX, IEC-Ex, and CSA.

Applications:

Turbomachinery: Perfect for monitoring critical components in turbines, compressors, and fans.
Machine Monitoring Systems: Ideal for integration with MMS 3000 and MMS 6000 machine monitoring systems.
Displacement Measurement: Measures radial and axial shaft dynamic displacement, position eccentricity, and speed with high accuracy.

Specifications:

Parameter	Value
Linear Measurement Range	2 mm (80 mils)
Initial Air Gap	0.5 mm (20 mils)
Incremental Scale Factor (ISF)	ISO: 8 V/mm (203.2 mV/mil) ± 5%
Deviation from Best Fit Straight Line (DSL)	± 0.025 mm (±1 mil)
Minimum Shaft Diameter	25 mm (0.79”)
Target Material	42CrMo4 (AISI/SAE 4140) Standard
Operating Temperature Range	-35°C to +180°C (-31°F to 356°F)
Cable & Connector Temperature	-35°C to +150°C (-31°F to 302°F)
Protection Class	IP66
Weight (Sensor with 1m Cable)	Approx. 100 grams (3.53 oz)
Certifications	CE, ATEX, IEC-Ex, CSA

Environmental and Mechanical Characteristics:

Operating Temperature for Sensor: -35°C to +180°C (-31°F to 356°F)
Temperature for Cable and Connector: -35°C to +150°C (-31°F to 302°F)
Shock Resistance: 50 gpk-pk
Vibration Resistance: 20 gpk-pk

Compatibility:

The EPRO PR6423/003-030 CON021 is fully compatible with various EPRO sensors such as PR6423, PR6424, PR6425, and PR6426, providing a versatile solution for various displacement measurement needs in industrial automation systems.