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What is a valve with proof of closure?

2011-06-30View Original

Thread Content

Hello everyone, as the title suggests, what is a valve with proof of closure? POC proof of closure switch indicator
Reply #22011-06-30
Reply 1# cqfblue Anti-clogging valve?
Reply #32011-06-30
I don’t understand it. Take a look~~! !
Reply #42011-06-30
I think I should translate it as an anti-clogging valve
Reply #52011-06-30
I thought it was a simple question, yet no one got it right
Reply #62011-06-30
It seems to be a leak test :)
Reply #72011-06-30
Come and learn* it. See what it means.
Reply #82011-06-30
Learn* more ...................
Reply #92011-07-06
The last edit to this post was made by cqfblue on 2011-7-6 at 15:39, when the answer was provided; everyone should strive to improve their learning skills. POC: proof of closure switch indicator
Reply #102011-07-06
Learn* more~~~~~~~~~~

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