SIMATIC S7-200 SMART, Digital I/O SB DT04, 2 DI/2DO, 2 DI 24 V DC/2 DO 24 V DC6ES7288-5DT04-0AA0 : Signal Board SB DT04, 2 DI/2 DOSKU: 6ES72885DT040AA0Programming support? (optional)0/500Quantity*Only 5 left in stockAdd to WishlistProduct ConditionBrand NewReturn & Refund Policyas per PA terms & conditionsShipping Infocost extra at the time of delivery