Emerson Epro A6740-10 Output Relay Module

Overview

The Emerson Epro A6740-10 is a 16-channel output relay module for the AMS 6500 machinery protection system. It monitors critical rotating equipment such as steam turbines, gas compressors, and hydro turbines. The module triggers alarms, shutdowns, or external devices using real-time machine health data. Fully compliant with API 670, it ensures reliable protection and seamless integration within industrial control systems. The module supports complex logic expressions and is hot-swappable for uninterrupted operations.

Technical Specifications

• Model Number: A6740-10

• Function: 16-channel output relay module

• System Compatibility: AMS 6500 machinery protection system

• Relay Outputs: 16 independent, configurable outputs

• Inputs Supported: Up to 60 inputs for logic configuration

• Logic Expressions: Supports up to 30 user-defined logic expressions

• Module Size: 3U height, 2-slot plug-in (10TE width)

• Mounting Format: Rack-mounted in IMR6500 series rack

• Protection Rating: Module IP00; Front plate IP20 (DIN 40050)

• Operating Temperature: 0°C to +65°C (32°F to 149°F)

• Storage Temperature: –40°C to +70°C (–40°F to 158°F)

• Humidity Range: 5% to 95% RH, non-condensing

• Vibration & Shock: IEC 68-2 compliant; Shock 9.98 g peak, 16 ms; Vibration 0.15 mm (10-55Hz), 19.6 mm/s² (55-150Hz)

• EMC Compliance: EN50081-1 / EN50082-2

• Configuration Access: Password-protected via graphical software

• Hot-Swappable: Yes, can replace without system shutdown

• Dimensions (W×H×D): 54.46 mm × 128.4 mm × 160 mm

• Weight: 320 g

• Time Delay: 0–30 seconds

• Module Handle: Easy removal with identification plate for module and sensor