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Yokogawa AAI143-H03

Product Name: 16-Channel Isolated Analog Input Module for CENTUM DCS

Product Introduction: A high-performance analog input module designed for Yokogawa’s CENTUM series distributed control systems (DCS). It provides 16 channels of isolated 4–20 mA analog input, enabling precise process signal acquisition.

Technical Specifications:

  • Input Channels: 16 isolated analog input channels.
  • Input Signal: 4–20 mA DC, standard industrial process signals.
  • Isolation: 2500 V AC galvanic isolation between channels and the DCS system.

Detailed content

  • Accuracy: ±0.1% of span for high-precision measurement.
  • Update Rate: Fast 100 ms data update cycle.
  • Compatibility: Fully compatible with CENTUM CS 3000 and CENTUM VP systems.

    Key Features:

  • Isolated channels eliminate ground loops and enhance noise immunity.
  • High accuracy ensures reliable process measurement.
  • 16-channel high density for efficient system design.
  • Seamless integration with CENTUM DCS engineering tools.
  • Built-in diagnostic functions for predictive maintenance.
  • Robust design for continuous operation in industrial environments.

    Applications:

  • Analog signal acquisition from flow, level, and pressure transmitters.
  • Process monitoring and control in chemical and petrochemical plants.
  • Temperature monitoring using 4–20 mA temperature transmitters.
  • Safety instrumented systems and critical process control.
  • Water treatment and environmental monitoring systems.

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