Toshiba LF516 - Manual (Page 122)

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(2) The following is an example for totalizer flow counts output in which the totalizer is reset with an
external signal (when one-shot pulse output mode is set).
Input/Output signal time chart
* When the Reset/Start signal is in L level (DI counter control signal level: L), the totalizer is reset to
zero and stops counting. When the Reset/Start signal goes to H level, the totalizer starts counting.
The preset point output goes ON when the totalizer counts reaches the preset point. The output
goes OFF when the totalizer is reset to zero or when it takes the time set pulse width from the
output goes ON.
H level input
L level input
Counter Reset/Start signal
(DI detective level is L).
Totalizer flow counts
Preset point
ON
OFF
Preset point output
Counter reset Counter reset
Counter start
0
For the totalizer is reset to zero,
the preset output goes OFF. For it takes the time set pulse width from
the output goes OFF