RS485 Bus Fernbedienung Schalter UART Serielle Ports Relais Modul Modbus RTU DC 12V
17,41 €
1 PCS DC 12V 4Ch RS485 Modbus & AT command Relay Board. Under the MODBUS command ,the maximum delay is 255 seconds. 7 Under the MODBUS command mode, it can support up to 32 devices in parallel. the new version adds the Read Status command (command 03).
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