Here is a professional and structured technical description suitable for an Emerson Ovation DCS product datasheet:

Emerson Ovation™ I/O Base / Carrier Module

(Dual-Slot I/O Module Carrier with Integrated Bus Interface)

1. Product Overview

This I/O carrier module is designed for the Emerson Ovation™ DCS system, providing mechanical mounting, electrical connection, and bus communication for Ovation analog and digital I/O modules.

It integrates power distribution, signal termination, and system bus communication within a compact structure, enabling reliable and scalable I/O station configuration for critical industrial processes.

2. Core Functions
1) Module Mounting & Electrical Connection

Provides 2 I/O module slots

Fully compatible with Emerson Ovation analog and digital I/O modules

Built-in high-speed I/O bus interface for communication with Ovation controllers

Integrated field wiring terminals for:

Instrument signal access

Signal routing

Electrical isolation

Ensures stable communication and simplified installation within Ovation cabinets.

2) Power Supply & Protection

Supplies 24 V DC backplane power to installed I/O modules

Operating range: 23.5–28.5 V DC

Built-in protection mechanisms:

Overvoltage protection

Reverse polarity protection

Enhances overall system stability and equipment safety

3) System Adaptation

Used in conjunction with Ovation I/O bus terminators:

1B30023H01 (Left terminal)

1B30023H02 (Right terminal)

Supports redundant I/O configuration

Suitable for high-availability control applications

Designed for integration into Ovation distributed architecture

3. Typical Applications

Ovation DCS I/O module installation and signal access

Thermal power plants

Nuclear power facilities

Petrochemical plants

Metallurgical and heavy industrial processes

Redundant I/O station construction for critical control loops

Reliable transmission of key process and protection signals