Report Fire Alarm Interface for access control in Fire Doors and Accessories Posted June 19, 2019 fire alarm interface for access control should be normally close . if I received NC all doors released but when I reset fire alarm the doors keep open ( should be close) any advice ..
Fire Alarm Interface for access control
in Fire Doors and Accessories
Posted
fire alarm interface for access control should be normally close . if I received NC all doors released but when I reset fire alarm the doors keep open ( should be close)
any advice ..