Fire Alarm Panel Showing Earth Fault: What Does It Mean?

Fire Alarm Panel Showing Earth Fault: What Does It Mean?

Your fire alarm panel is beeping and displaying “EARTH FAULT”, “GROUND FAULT” or a similar message. What does it mean — and is the fire alarm still working? An earth fault normally means that part of the fire alarm’s electrical wiring or equipment has developed...
Fire Alarm Panel Showing Supply Fault: What Does It Mean?

Fire Alarm Panel Showing Supply Fault: What Does It Mean?

Your fire alarm panel is beeping and displaying “SUPPLY FAULT”, “MAINS FAULT”, “BATTERY FAULT”, “CHARGER FAULT” or a similar message. Is the fire alarm still working — and how urgent is the problem? A supply fault means that the fire alarm control panel has detected a...
Fire Alarm Panel Showing Open Circuit: What Does It Mean?

Fire Alarm Panel Showing Open Circuit: What Does It Mean?

Your fire alarm panel is beeping and displaying “OPEN CIRCUIT”, “LOOP OPEN”, “ZONE FAULT” or a similar message. What does it actually mean — and is your building still protected? An open circuit normally means that the fire alarm control panel can no longer see a...