Delta AS Series Programming Manual page 557

AS Ser ies Pro gra mm in g M anu al
Additional remarks
For setting the mode of SM621–SM684, refer to the explanation of the 32-bit counter HC in Chapter 2.
Example 2
NETWORK1:
_6
When PLC runs, set the value of the counter HC202 to four time frequency (mode setting should be set before executing
the DCNT instruction). And then the value of the counter HC202 is cleared.
NETWORK2:
After the value of the counter HC202 reached the setting value 1000, the contact of HC202 is ON.
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