1C31181G01 remote I/O master attachment unit for Emerson Ovation DCS system, reliable remote‑site signal transmission replacement spare part for process control.

Product Overview

• Part No: 1C31181G01
• Brand: EMERSON
• Category: Ovation Remote I/O Master Attachment Unit

1C31181G01 is a remote I/O master attachment unit for Emerson Ovation distributed control system. It establishes communication links between main controllers and distributed remote I/O nodes, transmits control commands and field process data. It provides power and carrier signal for downstream remote I/O personality modules. It is widely used for system maintenance, retrofit and upgrade of Ovation DCS installations.

Core Features

• Establish reliable communication for distributed remote I/O nodes
• Supply power and carrier signal to downstream I/O modules
• High‑voltage isolation for anti‑interference performance
• Built‑in self‑diagnosis for communication and hardware fault
• LED indicators for power, communication and fault status

• Compact rack‑mount design for control cabinet installation

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Technical Specifications

• Operating temperature: -40°C ~ +70°C
• Storage temperature: -40°C ~ +85°C
• Humidity: 5%–95% non‑condensing
• Protection class: IP20 inside control cabinet

• Weight: approx. 0.30 kg

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Compatibility & Application

• Compatible with Ovation controller and remote I/O personality modules
• Widely deployed in power plant, chemical, petrochemical and process industries