Yokogawa AAM11 Current/Voltage Input Module

The Yokogawa AAM11 is a high-precision analog input module engineered for the Yokogawa CENTUM CS 3000 and CENTUM CS 1000 distributed control systems (DCS). It serves as a critical interface for acquiring standard 4-20 mA current and 1-5 V DC voltage signals from field transmitters and sensors, converting them into digital data for precise process monitoring and control. Designed with BRAIN protocol support, the AAM11 is particularly suited for applications requiring digital communication with intelligent Yokogawa field devices.

  • Item No :

    AAM11
  • Order(MOQ) :

    1
  • Payment :

    EXW
  • Product Origin :

    Singapore
  • Shipping Port :

    Wuhan, Hubei, China
  • Lead Time :

    3-5 days
  • Weight :

    1kg
  • Brief Introduction of Yokogawa

    Yokogawa's main businesses: industrial automation and test and measurement hardware and software.

    Yokogawa's products are used in a variety of industries that require process control systems. Depending on the size and requirements of the project, Yokogawa offers a variety of control systems: DCS, PLC, SCADA and ESD (Emergency Shutdown). Yokogawa has also partnered with Shell Global Solutions to provide advanced process control (APC) solutions for refineries, petrochemical plants, and chemical plants.

    Detailed Information

    AAM11 current/voltage input module, 1 channel

    Country of origin

    Singapore

    Product condition

    New

    Warranty

    one year

    Payment Method

    T/T, Western Union

    Shipping Method

    DHL/FedEX/UPS/TNE/EMS

    Key Features

     
     
    Feature Description
    Dual Signal Input Accepts both 4-20 mA DC current and 1-5 V DC voltage signals
    BRAIN Protocol Support Enables digital communication and diagnostics with BRAIN-compatible field devices
    Integrated Transmitter Power Supply Provides 25.0 to 25.5 V DC loop power (60 mA current limit) for 2-wire transmitters
    Galvanic Isolation Input-to-system isolation with 1500 V AC withstand voltage rating, protecting against ground loops and noise
    Software Configurable Input signal type and ranges are set via software
    CENTUM System Integration Designed for CENTUM CS 1000/3000 and CENTUM VP systems
    Hot-Swap Capability Supports online module replacement on compatible I/O nests (Verify capability for specific revision)

    Technical Specifications

    General

     
     
    Parameter Specification
    Manufacturer Yokogawa
    Model AAM11
    Suffix Variants -S1, -S2 (hardware revision levels)
    Product Type Current/Voltage Input Module
    Compatible Systems CENTUM CS 1000, CENTUM CS 3000, CENTUM VP
    Country of Origin Japan
    Weight Approx. 0.1 kg to 0.7 kg

    Input Specifications

     
     
    Parameter Specification
    Input Signal Types 4-20 mA DC, 1-5 V DC (software configurable)
    Input Resistance 1 MΩ (100 kΩ at power-down)
    Allowable Input Voltage -10 to 30 V DC
    Allowable Input Current 40 mA DC max

    Power & Transmitter Supply

     
     
    Parameter Specification
    System Power Consumption ≤300 mA at 5.0 V DC
    24 V System Power 46 mA max at 24.0 V DC
    Transmitter Power Supply 25.0 to 25.5 V DC, ≤60 mA DC
    Internal Logic Power 10 mA max at 5.0 V DC

    Performance

     
     
    Parameter Specification
    Data Update Period 50 ms
    Temperature Drift (Voltage) ±4 mV per 10°C change
    Temperature Drift (Current) ±32 µA per 10°C change
    Accuracy (Auxiliary Voltage) ±24 mV per 10°C change

    Isolation & Installation

     
     
    Parameter Specification
    Isolation Type Input-to-system galvanic isolation
    Withstanding Voltage 1500 V AC for 1 minute
    Installation I/O Module Nest; Node Interface Unit (AND50, ANS50); I/O Expansion Rack; PFCS/PFCD Field Control Station
    Wiring Connection M4 screw terminals via A2BA3D nest or ELCO connector

    Applications

    The AAM11 is suited for a wide range of industrial process monitoring applications within CENTUM-based DCS environments:

    • Process Industries: Monitoring pressure, temperature, flow, and level in oil and gas, chemical, and petrochemical plants

    • Power Generation: Boiler and turbine instrumentation signal acquisition

    • Pharmaceutical Manufacturing: Critical process parameter monitoring

    • Water & Wastewater Treatment: Flow and level monitoring

    • System Upgrades: RIO system upgrade compatibility using A2SAM105 adapter

    Key Benefits

     
     
    Benefit Description
    BRAIN Protocol Integration Supports digital communication with intelligent Yokogawa field devices, enabling advanced diagnostics
    Simplified Loop Wiring Integrated transmitter power supply eliminates the need for separate power modules for 2-wire field devices
    Reduced Noise Interference Galvanic isolation (1500 V AC) suppresses common-mode noise and eliminates ground loops
    Flexible Configuration Software-selectable input modes accommodate diverse sensor types
    Proven DCS Integration Designed specifically for CENTUM architectures, ensuring compatibility and reliable performance

    Important Notes

    • BRAIN Compatibility: The AAM11 includes support for the BRAIN protocol, distinguishing it from the standard AAM10 which does not offer this feature

    • Suffix Variants: The -S1 and -S2 suffixes denote different hardware revision levels; verify compatibility for system upgrades

    • System Requirement: The module requires CENTUM CS 1000/3000 or VP system architecture for operation

    • Upgrade Path: When upgrading from RIO systems, the A2SAM105 I/O adapter can be used with AAM11 modules

    • Hot-Swap: Verify hot-swap capability for the specific hardware revision in use before attempting online replacement

    FAQ

    Q1: What signal types does the AAM11 accept?

    A: The AAM11 accepts both 4-20 mA DC current and 1-5 V DC voltage signals. The input type is configurable via software.

    Q2: What is the difference between AAM10 and AAM11?

    A: The AAM11 supports the BRAIN protocol for digital communication with intelligent field devices, while the AAM10 is a simplified version without BRAIN support.

    Q3: Can the AAM11 directly power 2-wire transmitters?

    A: Yes. The module provides an integrated 25.0 to 25.5 V DC loop supply with a 60 mA current limit for powering 2-wire field transmitters.

    Q4: What is the data update period of the AAM11?

    A: The fixed data update period is 50 ms.

    Q5: Is the AAM11 hot-swappable?

    A: The module may support online replacement on compatible I/O nests, but hot-swap capability depends on the specific hardware revision. Verify before attempting live replacement.

    Q6: What is the meaning of the suffix (-S1, -S2)?

    A: The suffix denotes the hardware revision level. Different suffixes may have variations in interface parameters and installation compatibility.

    Q7: Is the AAM11 compatible with CENTUM VP?

    A: Yes, the AAM11 is compatible with CENTUM CS 1000, CENTUM CS 3000, and CENTUM VP systems.

    Q8: What isolation does the AAM11 provide?

    A: The module provides input-to-system galvanic isolation with a 1500 V AC withstand voltage rating for 1 minute, protecting the control system from field-side noise and potential faults.

     

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