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What does shock absorption mean in the DI cards of the Allen-Bradley K series? ?

2017-08-21View Original

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Dear experts, what does shock prevention mean in the DI cards of the Allen-Bradley K series? Once this function is activated, the online data changes from 1 to C1 and F1 – what do these values mean? ? What is the basis for determining shake detection? ? It’s better to be more detailed. .
Reply #22017-08-23
Anti-jittering is essentially meant to prevent incorrect operations. It’s similar to what we do in programming configurations: when a DI signal arrives, we wait a few seconds before making a decision based on that signal. In this case, however, it’s implemented at the hardware level. If a connector is loose or not properly connected, the DI signal will be intermittent. Without anti-jittering, the subsequent processing and display will also be intermittent. It seems that this card first processes the DI signal and then creates an intermediate variable; if the DI signal persists, after a certain period of time, a decision is made for logical operations. In a word, anti-shaking is essentially just a DELAY!

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