The DIO32-16AC is part of the DIO32 family of cards. This card is a daughter card and requires a control source such as the DIO32 Main Board.
This is a passive board that is used to convert the pin connectors to screw connectors. This allows easy connection of devices such as Solid State Relays to the DIO32 Main Board.
NOTE: This is a special order item. Allow 2-3 weeks before the item is shipped!