3 funzioni 16 CH NPN DC 8-30 V DI-DO RS485 bus Modbus IO amplificatore PLC

10 Under the MODBUS command mode, it can support up to 64 devices in parallel. 1PCS DC 12V 24V 16DI-16DO RS485 IO Board. 3: 16 channels photoelectric isolation Input ports (NPN low level active ). 4: 16 channels 300MA Darlington output (ULN2803 NPN output).

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