Conventional fire alarm systems have been around since electronics became commonplace. Presently, these systems are rarely used in large buildings but are not uncommon in small schools, stores, restaurants, and apartments.
Posts Tagged ‘fire alarms’
Fire alarm and sprinkler systems are required to be continuously monitored by an Underwriters Laboratory (UL) listed central station. Central monitoring stations use a special telephone and mobile lines, radio channels, computers, software and trained staff to receive and monitor… Read More