Chapter 6 FBD Block Diagram Programming 150
Timer Function Block
There is a maximum of 250 timers function blocks under FBD mode, can be set mode 0~7 and the function is same as
Ladder mode.
※ Timer Mode7 occupied one blocks and two timers.
※ T0E and T0F keep their current value after a loss of power to the smart relay if “M Keep” is active.
Timer edit and display:
FBD display:
Parameter display:
(1) Timer mode 0 (Internal coil Mode)
Mode 0 Timer (Internal Coil) used as internal auxiliary coils. No timer preset value and no parameter display.
FBD display
Enable Input
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