B. "Alarm System" means any assembly of equipment, mechanical or electrical, arranged to signal the occurrence of an illegal entry or other activity requiring urgent attention and to which police may respond. The system may or may not be interconnected to an "automatic dialing device."

C. "Alarm User" means the person, firm, partnership, association, corporation, company or organization of any kind which owns, controls or occupies any building, structure or facility wherein an alarm system is maintained.

D. "Automatic Dialing Device" means a device that is interconnected between an "alarm system" and a telephone line and is programmed to select a predetermined telephone number and transmit by voice message or code signal an emergency message indicating a need for emergency response.

E. "Bureau of Emergency Communications" is the City/County facility used to receive emergency and general information from the public to be dispatched to the respective police departments utilizing the Bureau.

F. "Burglary Alarm System" means an alarm system signaling an entry or attempted entry into the area protected by the system.

G. "Chief" means the Chief of the City of Portland's Bureau of Police or his/her designated representative.

H. "Sheriff" means Sheriff of Multnomah County or his designated representative.

I. "Coordinator" means the individual designated by the Chief of Police to issue permits and enforce the provisions of this chapter.

J. "False Alarm" means an alarm signal which announces a need for emergency services when no such need exists. This does not include an alarm signal caused by violent conditions of nature or other extraordinary circumstances not reasonably subject to control by the alarm business operator or alarm user.

K. "Interconnect" means to connect an alarm system including an automatic dialing device to a telephone line, either directly or through a mechanical device that utilizes a telephone, for the purpose of using the telephone line to transmit a message upon the activation of the alarm system.

L. "Primary Trunk Line" means a telephone line serving the Bureau of Emergency Communications that is designated to receive emergency calls.

M. "Robbery Alarm System" means an alarm system signaling a robbery or attempted robbery.

N. "Response" occurs when the Bureau of Emergency Communications treats an alarm signal as a valid alarm. When treating an alarm signal as valid, the Bureau of Emergency Communications may dispatch police officers to investigate the alarm signal as call load, staffing levels, and distance allow.

O. "Sound Emission Cutoff Feature" means a feature of an alarm system which will cause an audible alarm to stop emitting sound.

P. "System Becomes Operative" means when the alarm system is capable of eliciting a response by police.