USR-IO808-EWR V2 8 Way Network IO Controller 8 DI 8DO ETH/ WiFi/ RS485 Interface Modbus TCP/ RTU Support
SKU: 04896
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₹9,251.00 inc. GST
Ex GST: ₹7,839.83

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  • USR-IO808-EWR 8 Way Network IO Controller 8 DI 8DO ETH/ WiFi/ RS485 Interface Modbus TCP/ RTU Support

    USR-IO808-EWR is network IO product which supports 8-way input/output and Modbus RTU/TCP protocol. Take ‘Remote control’ as core function and have high usability. User can easily and quickly integrate USR-IO808-EWR into own system to realize remote, LAN and local control which based on Ethernet, WiFi and RS485.

    ● Support 8-way Relay output.
    ● Support 8-way input, default is dry contact.
    ● Support 8 conditional control command.
    ● Support Web Server to configure IO808-EWR.
    ● Support various function code: 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x0F, 0x10.
    ● Support socket to connect to remote server and TCP Client.
    ● Support two work modes: Master mode and Slave mode. Master mode supports connecting to multiple
    ● Modbus RTU devices by RS485 cascading connection.
    ● Adopt Modbus RTU protocol data processing. Support Modbus TCP/RTU protocol adaptation.
    ● Support WAN/LAN interface and LAN interface network.
    ● Support AP and STA two WiFi modes.
    ● Support connecting to USR Cloud.
    ● Support FTP remote upgrade.
    ● Support upgrading by RS485.
    ● Support hardware watchdog.
    ● Support various LED to indicate work status.
    ● Support power supply over-current, over-voltage, anti-reverse connection protection. 


    User manual 

    Firmware Upgrade Procedure

    Download Setup Software 

    IO Test Software 

    Parameter  Value
    Ethernet interface
    Wired WAN/LAN interface 10/100M WAN/LAN interface
    Wired LAN interface 10/100M LAN interface
    WiFi parameters
    Standard Support 802.11b/g/n
    Antenna 2.4G WiFi antenna
    Range 100 meters in open area
    Hardware parameters
    Data interface

    Serial port: Support RS485.

    Baud rate: 300bps~230400bps

    Working voltage 12V~36V
    DI input Dry contact input, just needing to short-circuit DI and COM
    DO output

    AC 220V 10A

    DC 28V 10A

    Working temperature -20℃ ~ +70℃
    Storage temperature -40℃ ~ +85℃
    Working humidity 5%~95%
    Storage humidity 1%~95%
    Software parameters
    Storage humidity 1%~95%
    Dimension 200*122*29mm
    Work mode

    Master mode, slave mode

    Configuration command Modbus RTU
    Network protocol Modbus TCP, Modbus RTU
    Application software Support configuration software

    Software function 

    DNS Support
    Data transmission mode

    Support TCP Client

    EMC level
    ESD IEC61000-4-2, Level 4
    Surge IEC61000-4-5, Level 3
    Group pulse  IEC61000-4-4, Level 3



    basic function of 8-way network IO controller USR-IO808-GR

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    modbus protocol adaptation, 8-way network IO controller USR-IO808-GR

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    EFT ,8-way network IO controller USR-IO808-GR

     ESD,8-way network IO controller USR-IO808-GR

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