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    NEW RS232 RS485 TTL RTU Control Module UART Relay Switch Board For PLC Modbus

    • Item No : 254790084842
    • Condition : New
    • Brand : Unbranded
    • Seller : alimodule
    • Current Bid : US $5.15

    • * Item Description

    • The maximum delay is 9999 seconds under the AT command, and the maximum delay is 255 seconds for MODBUS command. Up to 247 devices can be supported for parallel use for MODBUS command mode. With RS485 and RS232 (TTL) dual bus interface.
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