Digital I/O Devices DIO-220 DIO-220 – 2 Port Digital Input Device learn more DIO-1HT DIO-1HT – 1 Port Digital Input Device with Temperature and Humidity learn more DIO-642 DIO-642 – 4 Port Digital Input and 2 Port Digital Output Device learn more DIO-844 DIO-844 – 4 Port Digital Input and 4 Port Digital Output Device learn more DIO-808 DIO-808 – 8 Port Digital Output Device learn more DIO-1600 DIO-1600 – 16 Port Digital Input Device learn more
