Ovation 1C31181G04 Remote I/O Attachment Unit

Overview

The 1C31181G04 is a Remote I/O Attachment Unit (MAU) for Emerson’s Ovation Distributed Control System (DCS). It connects Ovation controllers to remote I/O modules efficiently. This module enables high-speed communication across both centralized and distributed control environments. Its modular, plug-in design allows quick installation and replacement. The 1C31181G04 ensures reliable signal routing between controllers and remote I/O bases. It suits applications where precision and uptime are critical.

Technical Specifications

• Module Type: Remote I/O Attachment Unit (MAU)

• Primary Function: Interfaces Ovation controllers with remote I/O modules

• Architecture Support: Compatible with local and remote Ovation I/O configurations

• Modularity: Plug-in design for fast installation and maintenance

• Signal Routing: Manages communication between controller and distributed I/O

Electrical Characteristics

• Power Supply: 24 VDC

• Current Handling: Supports standard Ovation I/O requirements

• Isolation: Galvanic isolation between controller and I/O modules

• Bus Termination: Configurable via onboard jumper

Mechanical & Environmental

• Mounting: DIN rail or rack-mounted

• Labeling: Writable surface for up to 16 point names per module

• Wiring Guidance: Personality modules and foam inserts provide schematics

• Operating Temperature: –40°C to +70°C

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

• Shock Resistance: 10g, 11 ms half-sine wave

• Vibration Resistance: 5–16 Hz: 1 mm displacement; 16–150 Hz: 0.5 g acceleration

• Weight: 0.30 lbs