... !1.6 General-utility I/O port technology, AI and DI,AO and DO can exchange, AI ports can be smart ... DDC I/O ports : AI(temperature*4,0-10VDC*4),DI*6,AO*4,DO*8.1.11 PDDC3026 ExtendI/O ... ports: AI(temperature*4,0-10VDC*4),DI*8,AO*4,DO*8.1.12 Each PDDC3026 can ...