Advantech ADAM-4021 1-Channel Analog Output Module RS-485

  • Description

    • Advantech ADAM-4021 single-channel analog-output remote I/O module.


    Model: ADAM-4021


    Communication: RS-485


    Protocols: Modbus RTU and ASCII command


    Analog outputs: 1 channel


    Output ranges: 0–20 mA, 4–20 mA and 0–10 VDC


    Resolution: 16-bit


    Power input: 10–30 VDC


    Isolation: 3,000 VDC


    The ADAM-4021 is designed to provide a remotely controlled analog voltage or current output for compatible industrial automation, process-control, PLC, SCADA and data-acquisition systems.


    The module can be configured for the following analog-output ranges:


    Code 30: 0–20 mA


    Code 31: 4–20 mA


    Code 32: 0–10 VDC


    The installed removable terminal block provides connections for current output, voltage output, initialization, RS-485 data and DC operating power.


    Used condition with scratches, scuffs, dust, marks and cosmetic wear from previous industrial use.


    This module has not been connected to power, communicated with through RS-485 or tested with an analog load by us. 


    Communication, output accuracy, voltage output, current output, isolation and calibration have not been verified. 


    It is sold as used and untested.


    Only the Advantech ADAM-4021 module and terminal block shown in the photos are included. 


    No power supply, communication converter, cable, software, manual or additional accessories are included.




  • Included

  • 1 × Advantech ADAM-4021 analog-output module

  • 1 × installed removable 10-position terminal block



  • Item Specific

    • Brand: Advantech

    Series: ADAM-4000

    Model: ADAM-4021

    MPN: ADAM-4021

    Type: Analog Output Module

    Number of Channels: 1

    Output Type: Voltage / Current

    Voltage Output Range: 0–10 VDC

    Current Output Range: 0–20 mA / 4–20 mA

    Resolution: 16-bit

    Communication Interface: RS-485

    Communication Protocol: Modbus RTU / ASCII

    Power Supply: 10–30 VDC

    Isolation Voltage: 3,000 VDC

    Connector Type: Removable Screw Terminal

    Number of Terminals: 10

    Mounting Style: DIN Rail / Panel Mount

    Certification: CE

    Country/Region of Manufacture: Unknown

    Serial Number: Not readable

    Condition: Used

    Testing Status: Untested
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