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Created by: Szymbur at: 10/2/2013 12:53 AM (1 Replies)

10/2/2013 12:53 AM	Rate (0)
Szymbur Regular Member Joined: 3/10/2013 Last visit: 6/25/2024 Posts: 11 Rating: (0)	Hi i need create simple counter counting to 999999 (DINT). This counter must have count up input, reset input and the output value must be store (retentive) when power supply be off. How can i create simple this function
	Last edited by: Szymbur at: 10/2/2013 1:03 AM Last edited by: Szymbur at: 10/2/2013 12:56 AM Last edited by: Szymbur at: 10/2/2013 12:55 AM
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10/2/2013 9:41 AM	Rate (0)
Marcjan Platinum Member Joined: 4/22/2010 Last visit: 5/3/2024 Posts: 5697 Rating: (715)	Hello, You can use mathematical instructions to add or substract 1 to/from a DINT. To reset load 0 to the count value. To prevent to count below 0 use a compare funtion. To have the counter retained use a variable in the retenvive area. I have a step7 example attached as a guide(no TIA on this laptop). Regards, Marcjan Attachment FB5.pdf (326 Downloads)
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