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1 Count 24V Counter Module Retain

Created by: YogendraK at: 3/13/2019 10:39 AM (2 Replies)

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3/13/2019 10:39 AM	Rate (0)
YogendraK Silver Member Joined: 11/9/2008 Last visit: 5/21/2023 Posts: 400 Rating: (5)	Hi All, I have following hardware to count flow meter pulse. 1. 1 Count 24V [6ES7 138-4DA04-0AB0] by using above module I am counting flow. Everything is working fine but I want to retain current count after CPU power fail or Hold current count for pause the cycle. Please let me know how to achieve this. Regards, Yogendra

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3/13/2019 11:31 AM	Rate (0)
green_future Posts: 14 Rating: (1)	hi, why you dont use Datablock(DB). you can move every second or with every changed count value to DB and update DB . you have ever last count value.
green_future Posts: 14 Rating: (1)
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3/13/2019 11:33 AM	Rate (0)
Towome Platinum Expert Joined: 7/9/2015 Last visit: 6/2/2023 Posts: 3458 Rating: (491)	Hi I think the following FAQ should be the solution: With the ET 200S electronic modules 1 COUNT 5V/24V, how do you save and retain the counter value or start counting again from the old counter value after a restart? Regards, Towome
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