Can I Install an Emergency Voice System Without a Microphone?

I was recently asked whether a designer that wanted to use a voice message as a general alarm announcement for a fire alarm system that would not by code require an emergency voice system, be required to have a microphone installed as well. I hadn’t run into that situation before, but it makes sense to [Read More]

Can I put more than one sprinkler valve monitor on a single point?

Physically, you can obviously put the sprinkler devices on the same addressable circuit if there’s capacity on it. If you have a non-addressable fire alarm system or want to combine a number of valves onto a single addressable module, the valves must annunciate distictly if they have a dissimilar function.  In other words, if approved by [Read More]