Emerson Epro CON021+PR6423/01C-030 Eddy Current Sensor System

Overview

The Emerson EPRO CON021 + PR6423/01C-030 is a high-precision eddy current sensor system. It measures vibration and displacement in critical rotating machinery. Engineers use it on turbines, compressors, gearboxes, pumps, and fans. The system combines the PR6423 sensor with the CON021 converter. This combination delivers accurate, real-time shaft dynamic measurements. Its robust design supports harsh industrial environments.

Technical Specifications

Sensor:

• Model: PR6423/01C-030 (8 mm tip diameter)

• Type: Eddy current displacement sensor

• Thread Size: M10×1

• Cable Length: 3 meters, non-armored

• Mounting: Standard mount

• Application: Turbines, compressors, gearboxes, pumps, fans

Measurement Features:

• Range: 2 mm (80 mils)

• Initial Air Gap: 0.5 mm (20 mils)

• Incremental Scale Factor (ISF): 8 V/mm ±5%

• Linearity (DSL deviation): ±0.025 mm

• Minimum Shaft Diameter: 25 mm

• Target Material: Ferromagnetic steel (e.g., 42CrMo4)

Environmental & Mechanical:

• Sensor Operating Temp: –35°C to +180°C

• Cable & Connector Temp: –35°C to +150°C

• Protection Class: IP66

• Sensor Tip Material: PEEK

• Cable Material: PTFE

• Connector Material: Nickel-plated brass

Converter:

• Model: CON021

• Frequency Range: 0 to 20,000 Hz

• Rise Time: <15 μs

• Operating Temp: –30°C to +100°C

• Housing Material: LMgSi 0.5 F22