SIMATIC S7-1200, Digital I/O SM 1223, 16 DI/16 DO, 16 DI 24 V DC, Sink/Source, 16 DO, relay 2 A6ES7223-1PL32-0XB0 : Digital I/O SM 1223, 16DI/16DO,Relay 2ASKU: 6ES72231PL320XB0Programming support? (optional)0/500Quantity*Only 6 left in stockAdd to WishlistProduct ConditionBrand NewReturn & Refund Policyas per PA terms & conditionsShipping Infocost extra at the time of delivery