Chapter 6 FBD Block Diagram Programming 157
(8) Timer mode 7(FLASH C Mode)
Mode 7 Timer is a Flash Timer which using two Timers in a cascade configuration without reset. The second Timer
number follows the first Timer. The cascade configuration connects the timer status bit of first timer to enable the
second timer. The second timer will time up to its preset value then flash and its timer status bit will enable the first
timer. Additionally, the Timer current value will reset to zero when Timer is disabled.
FBD display Parameter display
Enable Input
→
←
Current value
←
Preset value1
Timing Parameter
→
←
Preset value2
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