The EXP-IO expansion board is a mixed input/output module that contain 4 Solid state relays, normally open connection rated at 36Vdc. This enables developers to control actuators easily using Software libraries with Zerynth SDK, 2 channels of opto-isolated digital inputs are available on the board and 2 Analog Channels to connect sensor easily and read the data from the sensors over the 2 industrial-compatible channels on the board.
