EMERSON 1C31224G01 is a commonly used Analog Input Module (AI Module) in the Westinghouse Ovation DCS and belongs to the Westinghouse Card series.

Key Specifications

Channels

The module is equipped with 8 independent analog input channels, each capable of measuring signals independently.

Signal Range

• Primarily supports 4–20 mA current loop input signals, the most widely used signal type in industrial field applications.
• Some documentation indicates support for 0–20 mA input range as well, providing additional flexibility.

Resolution

The module features 14-bit resolution, enabling high-precision analog-to-digital conversion.

Protection Rating

With an IP66 protection rating, the module is dust-tight and water-resistant, making it suitable for harsh industrial environments.

Power Supply and Dimensions

• Power Supply: 24V DC
• Dimensions: Approximately 101.6 × 101.6 × 33.3 mm (may vary slightly depending on the version)
• Weight: Approximately 0.45 kg

Functions and Features

Hot Swapping and Surge Protection

• Equipped with surge protection, safeguarding the module against electrical overvoltage and electromagnetic interference.

Status Indication

The module is typically equipped with status indicator LEDs, enabling field operators to quickly monitor operating conditions and identify faults.

Application Areas

This module is widely used in industrial sectors such as chemical processing, oil & gas, steel production, power generation, and manufacturing, where precise monitoring of process variables such as temperature, pressure, and flow is required.