32CH DIN Rail RS485 Digital Input Controller Module MODBUS RTU PNP NPN DC12V 24V

DC 12V 24V RS485 Remote Control Switch PLC IO expansion Board Modbus RTU module

Modbus Rtu 1/2/4 Channel 7-24V Relay Module Switch input output RS485/TTL UART

ESP32 PID Fuzzy Regler Board / ModbusTCP / PLC / (Leerplatine ohne Bauteile)

Modbus Rtu 1/2/4 Channel Relay Module Switch input output RS485/TTL UART 7-24V

DC 12V 16 Channel RS485 Remote Control Switch PLC IO Expansion Board Modbus RTU

Modbus Rtu 1/2/4 Channel Relay Module Switch input output RS485/TTL UART 7-24V