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Infrared and Motion Sensors are two of the most common devices. However people have used just about anything you can measure, whether it be force applied, wind pressure, temperature, pH, biometrics. It depends what you are trying to protect with your alarm and what you're trying to protect it from.
What else can I help you with?
What is the use for gas detectors?
Gasntools Gas detectors can be used to detect combustible, flammable and toxic gases, and oxygen depletion. This type of device is used widely in industry and can be found in locations, such as on oil rigs, to monitor manufacturing processes and emerging technologies such as photovoltaic.
What has science done for us?
Created weapons to protect our country, created the computer you're using, the phone you text your friends with, the alarm clock you wake up to, found new ways to grow and harvest food, and most importantly, found out more about the world.
Where can print sources usually be found?
Library
What part of the cell are phospholipids found?
Phospholipids are usually found in the cell membrane of a cell (hence the alternate name for a cell membrane being the phospholipid bilayer).
What do frescoes found in Roman catacombs usually picture?
images of christian symbols and figures and biblical stories
Where can I find propane gas detectors and how much do they usually cost?
Propane gas detectors can be found in stores that carry building supplies. They can be found in the section of the store that also carries the propane tanks and heaters.
Do smoke detectors use infrared rays?
Photo-electric (PE - as opposed to the ionization type of) smoke detectors do indeed use the reduction of light energy at the receiving end to "Sound The Alarm". Whether or not this is IR energy, I can't say. Might someone else please fill this in? Thanks.
When are isolators required in a fire alarm system?
When required by a specification. Usually found in old governemt specifications.
How could one install a carbon monoxide alarm?
Carbon Monoxide Detectors can simply be plugged into an electrical outlet, providing you with ample security against carbon monoxide. Dual smoke alarm and carbon monoxide detectors can even be found. They are not the same thing, but they can be bought as one unit.
What is found in an alarm that will throb in hoodlum's loot?
found in an alarm that will thROB IN HOODlums loot Robin Hood
Where is alarm horn relay for 1976 corvette?
A person should know the location of the fuses and relays in a vehicle. The alarm horn relay is usually found in the relay box of the vehicle, next to the passenger storage box.
Where is the alarm fuse for 1994 Toyota Camry?
The alarm fuse for a 1994 Toyota Camry is typically located in the fuse box, which is found under the dashboard on the driver's side. You can identify the specific fuse for the alarm system by consulting the fuse box diagram, usually found on the cover of the fuse box or in the owner's manual. If the alarm is not functioning properly, check this fuse for any signs of damage or a blown fuse, and replace it if necessary.
How do you set the alarm on an timex jelly clock?
To set the alarm on a Timex Jelly Clock, first locate the "Alarm Set" button, usually found on the back or side of the clock. Press and hold this button until the alarm time starts flashing. Use the hour and minute buttons to adjust the time, then press the "Alarm Set" button again to save your settings. Finally, ensure the alarm is activated, often indicated by an alarm icon on the display.
What element is used in smoke detectors and named for the US?
The element used in smoke detectors and named after the US is Americium (Am). It is a radioactive element commonly found in household smoke detectors to detect smoke particles in the air.
Where would i find the height requirement in the nfpa 72 fire alarm code?
The height requirement for fire alarm systems can be found in NFPA 72, specifically in Chapter 17, which covers the installation of fire alarm systems. Look for sections that address the positioning of detectors, notification appliances, and other components, as they typically specify mounting heights based on the type of device and the environment. Additionally, consult any applicable annexes for further guidance and recommendations.
How do you bypass the factory alarm on a 1993 Buick Park AV?
The easiest way to disable your 1993 Buick factory alarm is to remove the alarm fuse. The alarm fuse can be found in the fuse box.
Where might someone find FRP molded grating installations?
FRP molded grating installations can usually be found in any average hardware store as well as having a wide selection of brands available online. Another good place to check for FRP molded grating installations would be in local newspapers and other paper media as such. Any company that deals in grating can handle FRP molded grating installations. American Grating is one company that can do so.
