Are they vane type switches or are they pressure activated switches on the alarm line?
Sent from my iPhone > On Oct 6, 2023, at 4:43 PM, [email protected] wrote: > > > preparing for an inspection, i have 4 risers. 2 of them are 6” pipes and the > flow switches work perfectly. 2 of them are 8” pipes and not working as > smoothly. first test, it will take 25 seconds for the flow switch to > activate. 2nd and 3rd test, less than 5 seconds and they activate. after > waiting an hour, the first test will go back to 25 seconds to activate. > immediately after this first test, goes back to 5 seconds. any thoughts on > why this is happening? need to get this corrected so we can set these > accordingly to pass an inspection. i know after they activate, we have > settings for how long until it will set off the alarm. that’s not the issue. > the issue is the time frame for the switch to move when we open up the > inspector test. > > any insight would be appreciated. > > > > > _________________________________________________________ > SprinklerForum mailing list: > https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org > To unsubscribe send an email to [email protected]
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