As used in this chapter, the following terms shall have the meanings indicated:
An audible signal indicating a fire condition.
A dwelling designed for or occupied exclusively as a residence for two or more families, with separate housekeeping and cooking facilities for each family.
Bedrooms or sleeping areas of a dwelling unit separated by use areas other than bedrooms, such as a kitchen or a living room, or bedrooms or sleeping areas located on separate floors in a structure containing two or more stories.
A building designed for or occupied exclusively as a residence for only one family.
A device which detects visible or invisible particles of combustion.