Modern-day fire alarm systems are often integrated with other systems or monitored externally. Digital Alarm Communicator Transmitters (DACT) link the fire alarm process to an exterior checking services, usually working with phone lines. Maintenance schedules in many cases are dictated by the fire codes and expectations, which specify the frequency https://louistixly.blogprodesign.com/59076691/little-known-facts-about-wireless-fire-alarm-systems