AIOBOX-16/32: MODBUS/ProfiNet/ProfibusDP/EtherCAT/CANopen
Al0BOX-16 supports single-deck mother board, 3 slots, slot 0 for communication adaptor, slot 1/2 for I/O module,
Al0BOX-32 supports double-deck mother board, 5 slots, slot 0 for communication adaptor, slot 1/2/3/4 for I/O module