YOKOGAWA AAI141-H50 Analog Input Module in stock

Yokogawa AAI141-H50 is a 16-channel non-isolated analog input card for CENTUM VP and CS3000 DCS systems. It supports 4-20mA 2-wire and 4-wire transmitters with built-in HART communication for smart instruments.

It adopts 24-bit ADC for high-precision signal acquisition, and communicates with FCS via ESB bus. It can be configured for redundant operation to improve control system reliability.

Data Parameters

• 1. Brand: YOKOGAWA

• 2. Model: AAI141-H50

• 3. Product Type: Analog Input Module

• 4. Application: CENTUM VP / CS3000 DCS system signal acquisition

• 5. Feature: 16CH single-ended non-isolated, HART 7 compatible

• 6. Characteristic: 24-bit ADC, ESB bus communication, redundant support

• 7. Input signal: 4–20mA DC

• 8. Compatible Devices: HART smart transmitters, pressure, level, flow sensors

• 9. Mounting: DCS rack slot installation

• 10. Operating Temperature: 0℃ ~ +55℃

Core Functions

• 1. Collect 4-20mA current signals from field transmitters.

• 2. Realize HART digital communication for instrument parameter reading and diagnosis.

• 3. Transmit acquired data to FCS controller through ESB backplane bus.

• 4. Support module redundancy configuration to enhance system stability.

• 5. Built-in overcurrent protection and signal fault detection alarm.

Application Scenarios

• 1. Petrochemical and refinery CENTUM DCS control cabinets.

• 2. Power plant auxiliary control and process monitoring system.

• 3. Chemical industry flow, pressure, liquid level and temperature measurement.

• 4. HART smart instrument data acquisition and remote debugging.

• 5. Yokogawa CS3000 / VP system spare parts replacement and expansion.

FAQ

• 1. Q: What is YOKOGAWA AAI141-H50?
      A: It is a 16-channel non-isolated analog input module for Yokogawa CENTUM DCS with HART function.

• 2. Q: Is AAI141-H50 isolated?
      A: No, it is non-isolated type, please pay attention to field grounding design.

• 3. Q: Can it work with AAI143-H50?
      A: Yes, they belong to the same series and can be used in the same DCS rack.

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