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and off again (Stop Conc) once CO2 levels drop to 800ppm
The relationships between classroom air quality and children’s performance in school
This is a simple device that takes AC mains power and turns it on or off depending on the ambient CO2 levels in a room
Raising Student Test Scores May Be As Simple — And Cheap — As Opening A Window
"Current Conc(entration)" in red shows the current CO2 level in the room
Nukit Tempest Power Loss Alarm and off again (Stop Conc)One of the greatest challenges faced with deploying air purifiers is users unplugging them. The Nukit Tempest Power Loss Alarm helps prevent your Tempest air purifier from being moved or disabled without authorization. When Tempest is unplugged either from the device itself or the wall outlet, an alarm will sound until power is restored. It comes with a key switch so that the alarm can be disabled in the event the air purifier needs to be moved by an
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