Iowa Admin. Code r. 661-210.1
The following definitions apply to rules 661-210.1 (100) through 661-210.5(100):
"Approved" means that the equipment has been approved or listed for a specific use by an independent testing laboratory or organization of national reputation.
"Fire alarm system" means a system or a portion of a combination system consisting of components and circuits arranged to monitor and annunciate the status of fire alarm or supervisory signal-initiating devices and to initiate the appropriate response to those signals.
"Multiple-station smoke alarm" means two or more single-station smoke alarm devices that are capable of interconnection such that actuation of one causes the appropriate alarm signal to operate in all interconnected alarms. Interconnection may occur wirelessly for residential smoke alarms.
"Single-station smoke alarm" means an assembly incorporating the detector, the control equipment and the alarm-sounding device in one unit, operated from a power supply either in the unit or obtained at the point of installation or both.
"Smoke alarm" means a single- or multiple-station alarm responsive to smoke. See also "single-station smoke alarm" and "multiple-station smoke alarm." Residential smoke alarms are required to be listed under Underwriters Laboratory Standard (UL) 217.
"Smoke detector" means a device that senses visible or invisible particles of combustion. Smoke detectors are typically listed under UL 268.
Iowa Admin. Code r. 661-210.1