There is no difference. Edwards Systems Technology (EST) is was a part of GE Security Fire & Life Safety division, which was in turn sold to UTC. The contol panel product line, including EST2, iO Series and EST3, can be seen here: http://www.lamarcosystems.com/index.php?option=com_content&task=view&id=103&Itemid=158
GE is considered a leader in life safety technologies EST3 control panel is top of the line panel and is protecting the hotels, military bases, hospitals, high rise buildings and more around the globe.
Edwards Systems Technologies or EST is a fire alarm manufacturer and distributor.
A fire alarm turns on when the sensor senses heat nearby while a burglar alarm senses movement or forced entry from a specific area it is guarding..
the fire door is usually rigged with an alarm that in some cases immediately calls the fire department
An automatic alarm system detects fires and sets off the alarm even if there is nobody around to detect the fire. A manual system will only go off when someone pulls the alarm switch after smelling or seeing smoke or seeing or feeling heat of a fire.
Fire Alarm
Stye 4 wiring for fire alarm systems uses a single wire "daisy-chained" between detectors and ending with a resistor.
There is no such standard. Fire alarm control panels are typically customized for as many loops as necessary for the structure. It may have one loop or a hundred or anything in between.
The fire alarm rang
The fire alarm technician is in charge of the installation of fire alarm systems. Fire alarm systems include addressable or conventional alarm control panels, smoke detectors, heat detectors, manual button alarms, sirens and strobes, signs, etc. A professional fire alarm system is large with professional addressable bus lines alarm systems, addressable detectors for building fire security, or other special field fire security. So, the fire alarm technician should be knowledgeable in alarm systems working principles and installation.
The Fire Alarm was created on 1936-03-09.
we have to distinguish between firefighting and fire alarm system. fire fighting is mechanical work (either sprinkler system or Foam or CO2 or FM200) and there is fire alarm or detection system this is an electrical thing that includes ( detectors an fire alarm system) for electrical control building we use FM200.
Mildred initially called the fire alarm about Montag.