Industrial Shields ARDBOX PLC 20 I/O Arduino HF Industrial Module w/ Relays

The ARDBOX PLC 20 I/O Arduino HF Industrial Module w/ Relays has 20 inputs / outputs, 10 digital inputs, 8 digital outputs and 2 analog outputs. ARDBOX product family offers the possibility of communication between two computers using I2C obtaining a master-slave connection. 10 digital inputs, 8 Relay and 2 analog outputs; 5-24Vdc Input Voltage; Compact DIN rail mounting; Com ports USB, RS485, I2C, SPI