For the purpose of this chapter, the term "false alarm" shall mean:
A.
The activation of an alarm through mechanical failure, malfunction, improper installation, or the negligence of the user of the alarm system and/or the user's employees or agents;
B.
Any signal requesting, or requiring, or resulting in a response on the part of the Police and/or Fire Department when, in fact, there has been no unauthorized intrusion into the premises and no attempted robbery or burglary at the premises. Excluded from this definition will be false alarms that are caused by power outages, hurricanes, tornadoes, earthquakes, wind, or rainstorms and similar conditions.