The word
"photoelectric" refers to the scientific phenomenon where light energy is used to produce electric current or to cause the emission of electrons. In simple terms, it means that light can create electricity or make things release electrons.
Full definition
Einstein explained the so - called
photoelectric effect by asserting that light, which was known to flow in continuous waves, could also be regarded as sputtering along in discrete particles, or quanta.
SICK's vast range of
photoelectric sensors offer precise optics and advanced technology, creating market - leading solutions with sensor intelligence.
This extensive range
of photoelectric sensors is used in many automation applications around the world.
The OneLink by First Alert Wi - Fi Smoke and CO Alarm uses
photoelectric smoke sensors that will supposedly catch both slow - and fast - moving fires while being less prone to nuisance alarms.
Available in a $ 120 hard - wired model and a $ 110 battery - powered version, the First Alert alarm
uses photoelectric sensors to catch both fast and slow moving fires.
Nickel plating for soldering in alloys is found
in photoelectric cells, and storage batteries -(cadmium is also found in batteries).
The center's goals include the development of advanced water treatment techniques such
as photoelectric catalysis.
While he worked throughout his life in drawing, painting, and graphics, he began exploring new technologies in the»60s, creating electronic sculptures in which
photoelectric cells activated sound and light with the movements of spectators.
As the association and Underwriters Laboratories study alarm performance to determine whether the standards should be changed, the home inspectors» group is advocating replacement of ionization alarms
with photoelectric ones.
Ionization sensors respond slightly quicker to fast - burning fires,
while photoelectric sensors are faster at detecting smoldering fires (the more common type in homes).
It also has the Split - Spectrum Sensor, a sensor unique to Nest that promises to detect fast - burning fires more quickly than
traditional photoelectric sensors do.
Install, maintain, and repair or replace
photoelectric control relays for lighting circuits on 110v and 480v services.
Single -
beam photoelectric safety switches comprise either self - testing senders and receivers or testable senders and receivers combined with an evaluation unit.
Consider using dual sensor carbon monoxide alarms which contain both ionization and
photoelectric technology in one alarm.
The First Alert
P1010 Photoelectric Smoke Alarm features a built - in 10 - year lithium battery that provides continuous power for the life of the detector.
From the rugged, moisture -
proof photoelectric sensor, glass identification via intelligent image sensors, and checking the position of packaging elements through to protecting robotic loaders with safety laser scanners — SICK sensors and systems meet the requirements of the packaging industry.
We're a family of engineers dating back four generations to 1949 when Stephen Deitz Sr. founded the company to
launch photoelectric registration controls for scanning and feeding accuracy in packaging machinery.
No matter how complex your requirements,
SICK photoelectric sensors are the reliable solution for a wide and demanding range of applications in which a whole variety of challenges have to be faced.
Shouting over the din, kids in the pit area showed off complex transmissions,
photoelectric tracking, and even inertial guidance systems on their robots.
A skillful visual observer he was one of the pioneering few during the 80's in
applying photoelectric photometry to the study of stars, asteroids and planetary satellites.
They also provide probes that are engineered for single unit recording combined with optogenetics with
minimal photoelectric artifacts.
So now I have a post that I meant to have up yesterday — the Polished by
KPT Photoelectric Collection!
Covering the more
conceptual photoelectric effect and the more practical based experiment to determine Planck's constant using LEDs, they use the CLOZE passage format to provide structure for students who struggle with written expression.
There are also solar panels in the research and testing phase that can break water down into hydrogen and oxygen
via photoelectric synthesis and do so at extraordinary efficiency levels.
The Nordeast Nest's roofline is ideally suited for the future addition of
photoelectric solar panels, and the infrastructure throughout the home — including the garage — is already set up for it, too.
It has only a
standard photoelectric smoke sensor, it doesn't perform self - tests or give you a heads - up before sounding the siren, and it's compatible with only iOS phones and tablets.
Nest Protect is the first smoke alarm to bring a commercial —
grade photoelectric sensor to the home.
Unlike
most photoelectric alarms that only use one wavelength of light to look for smoke, the Split - Spectrum Sensor uses two.
According to Vivo, the RGB Pixel that is specially adapted to the OLED panel emits light using
photoelectric reflection technology.
This tracker is packed with features: it's water resistant (IP67) and will track your daily exercise and sleep, give you message and call notifications on the OLED display, and also includes an
ADI photoelectric heart rate sensor (though you'll need to load up Xiaomi's Mi Fit app to see those stats).
From releasing the first battery powered smoke detector that received an Underwriters Laboratory (UL) listing, to being the first to retail market with a battery - operated smoke alarm, to developing the first
dual photoelectric / ionization alarm and beyond, we've had a long legacy of firsts.
Measuring a fraction of the size of a traditional smoke alarm, the First Alert P1010
Micro Photoelectric Smoke Alarm with 10 - Year Battery delivers ultra-reliable smoke detection in a sleek, compact design.
Built with the high - performance
A9800 photoelectric chip for precise positioning from 1200 / 2400/4800 / 6200 / 7400/8200 adjustable DPI.
Experts
say photoelectric smoke alarms may be a wise investment to install in bedrooms and hallways.
Ionization - type sensors are best at detecting fast - burning fires,
while photoelectric sensors are generally better at alerting you about smouldering, or slow - burning fires.
Together with Roger Penrose, I have approached the problem in a radical manner, without the encumbrance of prefabricated units such as wheels and
photoelectric cells.
At 10 a.m. the Committee on Housing and Buildings will meet to discuss a bill that would require residential buildings to have
photoelectric smoke detectors.
Photoelectric sensors for use in process automation and manufacturing and safety light curtains for workplace safety
TNR's high - speed aluminum security door, for example, boasts
a photoelectric sensor to detect vehicles and can open at a rate of 54 inches per second.
Writes Paul Lehmann: «Actually, at the beginning Christians do not seem to have regarded the Scriptures as
a photoelectric instrument for discerning the mind and will of God» (Ethics in a Christian Context [Harper & Row, 1963], p. 27).
Phrases with «photoelectric»