ABB DAI 01 Input Module

Product Overview

The ABB DAI 01 (Y0369628M) is a third-generation V3 analog input interface for Bailey INFI 90 and Network 90 systems. It accurately converts 4-20mA and voltage signals into digital data for process control. This version enhances signal stability and reduces drift, ensuring precise monitoring of critical pressure, temperature, and flow variables in demanding industrial environments.

Technical Specifications

• Manufacturer: ABB Bailey Controls

• Model Designation: DAI 01 V3

• Product ID / Order Number: Y0369628M

• Module Type: Analog Input Interface

• Hardware Revision: Version 3 (V3)

• Compatibility: Bailey INFI 90 / Network 90 DCS Cabinets

• Input Channel Support: Multiple independent acquisition channels

• Analog Input Ranges: 1-5 VDC and 4-20 mA standard industrial signals

• A/D Conversion: High-resolution architecture with integrated noise suppression

• Customs Tariff Number: 85352100

• System Mounting: Compatible with standard Module Mounting Units (MMU)

Industrial Applications and Advantages

The DAI 01 (Y0369628M) is engineered for sectors like power generation and petrochemical refining where signal integrity is paramount. Its V3 architecture excels at rejecting common-mode noise, making it ideal for remote sensors located in electromagnetically noisy areas. By delivering a stable data stream to the Multi-Function Processor (MFP), it enables finer control loop tuning. The module supports hot-swapping under standard DCS safety protocols, allowing for maintenance and replacement without requiring a full system shutdown.