Emerson EPRO A6371/10 Overspeed Protection Backplane

Product Summary

The Emerson EPRO A6371/10 overspeed protection backplane provides the mechanical and electrical foundation for AMS 6300 SIS overspeed protection systems. Moreover, it offers stable connectivity for A6370 protection monitors and integrated trip relays used in turbine and compressor safety applications. The backplane supports redundant power and SIL3-compliant trip paths, ensuring dependable performance in facilities where machine overspeed events must be prevented with absolute certainty.

Technical Specifications

General

• Manufacturer: Emerson (EPRO / AMS Machinery Health)

• Model: A6371/10

• Product Type: Overspeed Protection Backplane

• System: AMS 6300 SIS Overspeed Protection

Capacity

• Supports up to three A6370 Overspeed Monitors

• Two A6371 backplanes fit into a standard 19″ rack

Trip Logic & Safety

• Integrated trip relays on the backplane

• Trip Modes: Voted trip / Non-voted trip

• Safety Standard: Designed for SIL3 under IEC 61508

Power Supply

• Supply Voltage: +24 VDC nominal

• Operating Range: +19 to +31.2 VDC

• Redundant and decoupled with common ground

• Meets IEC 60204-1 and IEC 61131-2 SELV/PELV

Environmental Conditions

• Operating Temperature: –20 °C to +65 °C

• Storage Temperature: –25 °C to +70 °C

• Humidity: 10–95% non-condensing

Physical Details

• Rack Size: 19″, 84 HP width, 3 RU height

• Weight: 800 g

• Origin: USA

Additional Reference (Related Variant)

• A6371/00 Dimensions: 150 × 100 × 50 mm

• A6371/00 Weight: 0.3 kg

• Operating Temperature: –10 °C to +60 °C

FAQ

Q: Which modules are supported by the A6371/10 backplane?
A: It supports up to three Emerson A6370 Overspeed Protection Monitors.

Q: What trip logic options are available?
A: You can choose either voted trip logic for redundancy or non-voted direct trip logic.

Q: Is the backplane suitable for safety-critical shutdown systems?
A: Yes, it is designed to meet SIL3 safety requirements for overspeed protection.

Q: Does the unit support redundant power?
A: Yes, it provides a decoupled and redundant 24 VDC power supply input.

Q: Can it operate in harsh industrial conditions?
A: The device withstands temperatures from –20 °C to +65 °C and high humidity environments.