When building makeshift Modbus devices, however, you are free to break these conventions if it suits you. “Do you need a ground connection for a RS485 link?” is a hotly debated question ...
相较之下，RS485接口的设计更加复杂 ... MODBUS协议有多个变体，其中MODBUS-RTU和MODBUS-TCP是最为常见的类型。前者基于串行通信，而后者能够利用以太 ...
The DC energy meters with Ethernet are direct-connection devices for DC systems up to 1000V and 600A. The energy meters display information about the specific charging session while receiving and ...
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