Emerson Epro A6370 Overspeed Protection Monitor

Overview

The Emerson Epro A6370 is a high-integrity overspeed protection monitor for critical machinery. It integrates seamlessly with the AMS 6300 SIS for safety-critical industrial applications. The module continuously measures rotational speed and triggers protective actions if limits exceed. Designed for fail-safe operation, it works within a triple-redundant system for maximum reliability. A6370 is compatible with eddy-current, Hall-effect, and magnetic (VR) speed sensors. It suits turbines, compressors, and motors in hazardous industrial environments.

Technical Specifications

• Model Number: A6370

• System: AMS 6300 SIS Overspeed Protection System

• Function: Overspeed protection monitor

• Channels per Module: 1 channel per A6370 module

• System Configuration: 3 × A6370 modules + 1 × A6371 backplane

• Sensor Compatibility: Eddy-current, Hall-effect, Magnetic (VR) sensors

• Mounting Format: 19” rack, 84HP width, 3RU height

• Interfaces: USB and RS-485 for configuration and communication

• Alarm Outputs: Configurable digital outputs for trip, warning, and diagnostics

• Power Supply: Provided via A6371 backplane

• Operating Temperature: –20°C to +65°C (–4°F to 149°F)

• Protection Rating: IP20

• Certifications: SIL-rated for safety-critical applications

• Diagnostics: Continuous self-checks and fault detection

• Response Time: <10 ms for overspeed trip

• Current Output Range: 0/4 to 20 mA or 20 to 4/0 mA