Input_Node
Source Name: Specifies the name of the timing source to use for controlling the structure
Period: Specifies the amount of time that elapses between two subsequent iterations of the timed loop. The unit of the period changes depending on the timing source you select.
Error: Propagates errors through the timed structure. Errors can cause the timed structure to not execute (Input node), execute the next frame untimed and exit the structure.