IMO iSmart V4 - Page 180

Chapter 6 FBD Block Diagram Programming 160
(6) Timer mode 5(FLASH A Mode)
Mode 5 Timer is a Flash timer without reset that will time up to a fixed preset value and then change the state of its
status bit. Additionally, the Timer current value will reset to zero when Timer is disabled.
FBD display
Parameter display
Enable Input
→ ←
Current value
←
Preset value
Timing Parameter
→