While there are a lot of similarities between fire alarms and security systems, it is crucial to be aware of the differences, and wiring is one of the biggest. Like security panels, fire alarm control ...

New AC and DC discrete I/O modules include 8-point, 100-120 VAC input and output modules, 8- and 15-point, 3.3-24 VDC input and output modules and high-density, 32-point,12-24 VDC input modules. The I ...

Greg Kessinger is SD&I’s fire alarm and codes expert and a regular contributor. Email him your fire & life safety questions at [email protected]. Since the 2010 Edition of NFPA 72, the assignment of ...

Even if you're not ready to take the plunge into fire alarm system design and installation just yet, you should still know the fundamentals in order to perform emergency work. This includes knowing ...