Epro CON011/916-200 Eddy Current Signal Converter

Product Overview

The CON011/916-200 from EPRO (Emerson) is a precision signal conditioning module designed for eddy current-based proximity and vibration measurement systems used in rotating machinery diagnostics. It converts raw probe outputs into standardized analog signals for condition monitoring systems in high-reliability industrial environments.

Engineered for turbine trains, compressors, pumps, and other high-speed rotating assets, this converter ensures stable signal integrity under wide temperature ranges and mechanical stress conditions.

Key Technical Specifications

Model: CON011/916-200
Manufacturer: EPRO (Emerson)
Device Type: Eddy Current Signal Converter / Proximity Signal Conditioner
Country of Origin: Germany

Electrical Characteristics

• Supply Voltage: typically −23 V to −32 V DC

• Output Signal Range:

• −4 V to −20 V (standard configuration)

• −2 V to −18 V (alternative scaling variant)

• Low-noise analog conditioning for vibration and displacement channels

• Stable excitation supply for proximity probe systems

Dynamic Performance

• Frequency Response (−3 dB): 0 to 20 kHz

• Signal Rise Time: < 15 µs

• Optimized for high-speed shaft vibration measurement

• Phase-stable conversion for diagnostic accuracy

Sensor Compatibility

• PR6422

• PR6423

• PR6424

• PR6425 (requires extended range configuration)

• PR6426

Environmental & Mechanical

• Operating Temperature: −30 °C to +100 °C

• Shock Resistance: up to 5 g @ 60 Hz (25 °C reference)

• Protection Rating: IP65 (dust-tight, water jet resistant enclosure)

• Housing Material: Die-cast aluminum alloy (GD-AlSi9Cu3)

• Mounting: 4 × M5 screws (industrial panel or field installation)

• Weight: 600 g

Functional Role in Monitoring Systems

• Converts eddy current probe signals into standardized voltage outputs

• Enables continuous shaft displacement and vibration monitoring

• Integrates with turbine protection and condition monitoring platforms

• Supports high-frequency transient detection in rotating equipment

Application Areas

• Steam and gas turbine vibration monitoring

• Compressor shaft displacement analysis

• Hydro turbine bearing condition diagnostics

• Industrial pump and fan predictive maintenance systems

• High-speed rotor dynamic measurement systems

Operational Considerations

• Must be paired with compatible EPRO PR64xx probe systems

• Incorrect excitation voltage may cause signal drift or failure

• Extended range configuration required for PR6425 applications

• IP65 rating protects against dust ingress and water jets but not immersion

FAQ

Q1: Can this converter operate with non-EPRO sensors?
No, it is designed specifically for EPRO PR6422–PR6426 eddy current probe systems.

Q2: Is the device suitable for outdoor installation?
Yes, provided it is installed within IP65-compliant enclosures and within temperature limits.

Q3: Does it support high-frequency vibration analysis?
Yes, it supports up to 20 kHz bandwidth, suitable for high-speed turbomachinery diagnostics.