Emerson Epro A6371/10 Overspeed Protection Backplane

Overview

The Emerson Epro A6371/10 is an industrial-grade overspeed protection backplane. It supports up to three A6370 modules. The backplane forms a triple-redundant architecture for reliable speed monitoring. It distributes power, synchronizes signals, and routes alarm outputs efficiently. Engineers can configure the system using USB and RS-485 ports. The module fits a 19-inch rack with 3U height and 84HP width. It is ideal for critical rotating machinery requiring high-integrity protection.

Technical Specifications

• Function: Backplane for A6370 overspeed protection modules

• Supported Modules: Up to 3 × A6370 modules

• System Architecture: Triple-redundant configuration

• Power Supply: Distributes +24 V DC to connected A6370 modules

• Supply Voltage Range: +19 V to +31.2 V DC

• Max. Power Consumption: <30 W

• Communication Interfaces: USB and RS-485 for configuration and diagnostics

• Mounting Format: 19-inch rack, 3U height, 84HP width

• Signal Routing: Internal bus for synchronization and alarm outputs

• Trip Relay Logic: "Trip Not Voted"

• Number of Relay Outputs: 3 × Trip relays, 1 × Digital Out 2, 1 × Digital Out 3, 1 × Channel OK

• Relay Switching Capacity: 48 V AC, 4 A / 30 V DC, 4 A (Trip relays)

• Protection Rating: IP20 (requires enclosure for industrial use)

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

• Relative Humidity: 5% to 95%, non-condensing

• Component Type: Overspeed Protection Backplane, Trip Not Voted

• Part of System: AMS 6300 SIS Overspeed Protection System