SIS function blocks > SIS Timer/Counter Blocks > Logic Solver Off Delay Timer function block

Logic Solver Off Delay Timer function block execution

The following figure shows the timed response of the Off-Delay Timer function block:

Figure: LSOFFD Function Block Timing Diagram

When IN_D is True, OUT_D is set True and the elapsed time counter (ELAPSED_TIMER) is set to zero. When IN_D is False for longer than TIME_DURATION, OUT_D is set False.