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Device to detect the presence or absence of gases
A gas detector is a device that detects the presence of gases in a volume of space, often as part of a safety system. A gas detector can sound an alarm
Gas_detector
Type of chromatography
the temperature of the gas can be controlled and the effluent coming off the column is monitored by a suitable detector. A gas chromatograph is made of
Gas_chromatography
Device that measures carbon monoxide (CO)
A carbon monoxide detector or CO detector is a device which detects the presence of carbon monoxide (CO) gas, and is used to prevent carbon monoxide poisoning
Carbon_monoxide_detector
Type of gas detector used in gas chromatography
flame ionization detector (FID) is a scientific instrument that measures analytes in a gas stream. It is frequently used as a detector in gas chromatography
Flame_ionization_detector
An explosive gas leak detector is a device used to detect explosive gas leaks in enclosed spaces. Typically, a local alarm will be triggered, and optionally
Explosive_gas_leak_detector
Gas detector
An explosimeter is a gas detector which is used to measure the amount of combustible gases present in a sample. When a percentage of the lower explosive
Explosimeter
Device for detecting atoms and molecules in a gas
An electron capture detector (ECD) is a device for detecting atoms and molecules in a gas through the attachment of electrons via electron capture ionization
Electron_capture_detector
Sensor designed to detect flame or fire
A flame detector is a sensor designed to detect and respond to the presence of a flame or fire, providing flame detection. Responses to a detected flame
Flame_detector
Type of gas detector
photoionization detector or PID is a type of gas detector. Typical photoionization detectors measure volatile organic compounds and other gases in concentrations
Photoionization_detector
Spectroscopic sensor
sensor (or NDIR sensor) is a simple spectroscopic sensor often used as a gas detector. It is non-dispersive in the sense that no dispersive element (e.g.,
Nondispersive_infrared_sensor
Safety device for transformers
conservator is arranged so that any gas evolved in the main tank tends to flow upward toward the conservator and gas detector relay. Buchholz relays have also
Buchholz_relay
Instrument used in gas chromatography
conductivity detector (TCD), also known as a katharometer, is a bulk property detector and a chemical specific detector commonly used in gas chromatography
Thermal_conductivity_detector
Instrument that can measure properties of X-rays
X-ray detectors are devices used to measure the flux, spatial distribution, spectrum, and/or other properties of X-rays. Detectors can be divided into
X-ray_detector
Radiation detector
fill gas, and measurement windows easily damaged in large area detectors. Micropattern gaseous detectors (MPGDs) are high granularity gaseous detectors with
Gaseous_ionization_detector
Point gas detector
infrared (IR) detector is a type gas detector that uses infrared absorption at specific wavelengths to detect changes in gas composition in air. Gases that can
Infrared_point_sensor
realized by dividing the gas chamber with a microscopic mesh, which makes the Micromegas detector a micropattern gaseous detector. In order to minimize the
MicroMegas_detector
Infrared open-path gas detectors send out a beam of infrared light, detecting gas anywhere along the path of the beam. This linear 'sensor' is typically
Infrared_open-path_detector
Detector for separated compounds from a chromatographic column
Non-destructive detectors in gas chromatography: Thermal conductivity detector: measures the thermal conductivity of the eluent. Electron capture detector: the most
Chromatography_detector
Device measuring ionizing radiation
the energy required to produce paired ions in a gas detector. Consequently, in semiconductor detectors the statistical variation of the pulse height is
Semiconductor_detector
A gas electron multiplier (GEM) is a type of gaseous ionization detector used in nuclear and particle physics and radiation detection. All gaseous ionization
Gas_electron_multiplier
Index of articles associated with the same name
more of the following automatic devices: Heat detector Smoke detector Flame detector Fire gas detector This set index article includes a list of related
Fire_detection
Purification instrument used to detect and separate ionized materials from solutions
Many gas chromatograph detectors are ion detectors with varying methods of ionizing the components eluting from the gas chromatograph's column. An ion
Gas chromatography ion detector
Gas_chromatography_ion_detector
Gas Detector
A hydrogen sensor is a gas detector that detects the presence of hydrogen. They contain micro-fabricated point-contact hydrogen sensors and are used to
Hydrogen_sensor
Topics referred to by the same term
Leak detector may refer to: Leak noise correlator Helium mass spectrometer Water detector Gas detector Water sensor This disambiguation page lists articles
Leak_detector
Unintended escape of gas from a pipeline or other containment
safety and ease of evacuation plans. Gas detector List of pipeline accidents in the United States Merrimack Valley gas explosions 2022 Nord Stream pipeline
Gas_leak
include gas detectors, gas analysers, gas chromatographs, air-quality monitors, and continuous emissions monitoring systems. Calibration gases are used
Calibration_gas
Registered trade name for halocarbon products
number of halocarbon products. They are stable, nonflammable, low toxicity gases or liquids which have generally been used as refrigerants and as aerosol
Freon
Type of gaseous ionization detector
include the microstrip gas chamber (developed by Anton Oed in 1988), the gas electron multiplier and the Micromegas detector. The main advantages of
Micropattern_gaseous_detector
Canadian Connected Safety Technology Manufacturer
(CEO) Products Personal Gas detector Area Gas detector Wearable Safety Device Lone Worker Safety Device Gamma Radiation Detector 24/7 Live Monitoring Revenue
Blackline_Safety
Converter that measures a physical quantity and converts it into a signal
and lighting. MOS gas detector sensors are used to detect carbon monoxide, sulfur dioxide, hydrogen sulfide, ammonia, and other gas substances. Other
Sensor
Electrochemical gas sensors are gas detectors that measure the concentration of a target gas by oxidizing or reducing the target gas at an electrode and
Electrochemical_gas_sensor
Type of gas-phase ion detector
A Daly detector is a gas-phase ion detector that consists of a metal "doorknob", a scintillator (phosphor screen) and a photomultiplier. It was named after
Daly_detector
Type of heating device
explanation needed] Gas-fired convection heaters use a gas supply instead of electricity. These heaters consist of a gas burner, an air filter, gas valves, a blower
Convection_heater
dioxide sensor Carbon monoxide detector Catalytic bead sensor Chemical field-effect transistor Chemiresistor Electrochemical gas sensor Electronic nose
List_of_sensors
Highly refined mineral oil
conservator oil reservoir may have a gas detector relay like a Buchholz relay. These safety devices detect the buildup of gas inside the transformer due to corona
Transformer_oil
Organic compound (H–CHO); simplest aldehyde
urine by gas chromatography–mass spectrometry. Other methods to detect formaldehyde include infrared detection, gas detector tubes, gas detectors using electrochemical
Formaldehyde
Refrigerator that uses a heat source
buildings using the waste heat from a gas turbine or water heater in the building. Using waste heat from a gas turbine makes the turbine very efficient
Absorption_refrigerator
Pressure exerted by molecules of water vapor in gaseous form
of water vapor in gaseous form (whether pure or in a mixture with other gases such as air). The saturation vapor pressure is the pressure at which water
Vapour_pressure_of_water
Monitoring of substances in a workplace that are chemical or biological hazards
data, and include colorimetric indicators such as gas detector tubes, and electronic devices such as gas monitors and aerosol particle counters. In addition
Workplace_exposure_monitoring
Device that detects smoke, typically as an indicator of fire
A smoke detector is a device that senses smoke, typically as an indicator of fire. Smoke detectors/alarms are usually housed in plastic enclosures, typically
Smoke_detector
Worldwide distributor of office supplies
specialize in personal protective equipment (PPE), from goggles to gas detectors to custom earplugs. The offerings include office supplies, furniture
Lyreco
Emission of secondary X-rays from a material excited by high-energy X-rays
four common types of detector: gas flow proportional counters sealed gas detectors scintillation counters semiconductor detectors Gas flow proportional counters
X-ray_fluorescence
Radiograph made by recording radiation emitted by samples on photographic plates
(digital autoradiography), due to the recent development of scintillation gas detectors or rare-earth phosphorimaging systems. The film or emulsion is apposed
Autoradiograph
Particle detector for Cherenkov radiation
A Cherenkov detector (pronunciation: /tʃɛrɛnˈkɔv/; Russian: Черенко́в) is a type of particle detector designed to detect and identify particles by produced
Cherenkov_detector
Method of heat exchange in which convection drives pumpless circulation
mechanical pump. Thermosiphoning is used for circulation of liquids and volatile gases in heating and cooling applications such as heat pumps, water heaters, boilers
Thermosiphon
Device for measuring a physical quantity
the separation. Colorimeter absorbance, and thus concentration Gas detector Gas detector in combination with mass spectrometer, mass spectrometer identifies
List_of_measuring_instruments
Universal detection technique for gas chromatography
Further detector platform development has extended the wavelength detection range out from 120 to 430 nm. VUV detectors are compatible with most gas chromatography
Gas chromatography–vacuum ultraviolet spectroscopy
Gas_chromatography–vacuum_ultraviolet_spectroscopy
Honeywell Analytics (formerly Zellweger Analytics) is a producer of gas detectors based in Poole in the United Kingdom. Zellweger Analytics established
Honeywell_Analytics
Technical standard for safety symbols
in launch sequence M046 — Secure gas cylinders M047 — Use self-contained breathing appliance M048 — Use gas detector M049 — Wear protective roller sport
ISO_7010
Aspects of fluid mechanics involving fluid flow
flow of fluids – liquids and gases. It has several subdisciplines, including aerodynamics (the study of air and other gases in motion) and hydrodynamics
Fluid_dynamics
Tank used in hot water systems
automation Carbon dioxide sensor Clean air delivery rate (CADR) Control valve Gas detector Home energy monitor Humidistat HVAC control system Infrared thermometer
Expansion_tank
Chemical with a high vapor pressure at room temperature
technique is gas chromatography (GC). GC instruments allow the separation of gaseous components. When coupled to a flame ionization detector (FID) GCs can
Volatile_organic_compound
Component of air conditioning and refrigeration systems
high-pressure and high-temperature gas then enters the condenser. The condenser cools the high-pressure and high-temperature gas allowing it to condense to a
Thermal_expansion_valve
Range of indoor air temperatures preferred by most people
automation Carbon dioxide sensor Clean air delivery rate (CADR) Control valve Gas detector Home energy monitor Humidistat HVAC control system Infrared thermometer
Room_temperature
Instrument used for measuring ionizing radiation
prior to capture. When a capture occurs in the fill gas, the energy released is registered in the detector. While "Geiger counter" is practically synonymous
Geiger_counter
A helium ionization detector (HID) is a type of detector used in gas chromatography. An HID connected to a gas chromatograph (GC) has the great advantage
Helium_ionization_detector
Technology of indoor and vehicular environmental comfort
Heaters exist for various types of fuel, including solid fuels, liquids, and gases. Another type of heat source is electricity, normally heating ribbons composed
Heating, ventilation, and air conditioning
Heating,_ventilation,_and_air_conditioning
Control system for heating, ventilation, and air conditioning equipment
automation Carbon dioxide sensor Clean air delivery rate (CADR) Control valve Gas detector Home energy monitor Humidistat HVAC control system Infrared thermometer
HVAC_control_system
a class, gas ionization detectors measure the number (count rate), and not the energy of neutrons. Helium-3 is an effective neutron detector material
Neutron_detection
Working fluid in a refrigeration cycle
secondary liquid. Absorption refrigeration systems operate by absorbing a gas, such as ammonia, into a liquid, such as water. The selection of a refrigerant
Refrigerant
Creation of a detailed record of a borehole
hole. In hydrocarbon exploration, hydrocarbon surface gas detectors record the level of natural gas brought up in the mud. A mobile laboratory is situated
Mud_logging
American instrument company
included a boiler feedwater flame photometer, a balloon hydrometer, a nerve gas detector, a lab refractometer and process control refractometers. Having asked
Waters_Corporation
German manufacturer of breathing equipment
colorimetric gas detector tubes (also known as "detector tubes"), which are used to measure gas concentrations. In a typical colorimetric gas detector tube,
Dräger_(company)
Zip tie Anemometer Bead roller Borescope Caulking gun Crimping tool Gas detector Hand seamer Infrared thermometer Manometer Multimeter Nut driver Pipe
List_of_tools_and_equipment
Instrument for the measurement of carbon dioxide gas
light tube, an interference (wavelength) filter, and an infrared detector. The gas is pumped or diffuses into the light tube, and the electronics measure
Carbon_dioxide_sensor
Machine to increase pressure of gas by reducing its volume
pressure of a gas by reducing its volume. An air compressor is a specific type of gas compressor. Many compressors can be staged, that is, the gas is compressed
Compressor
Part of a building hosting air circulation for heating and air conditioning systems
automation Carbon dioxide sensor Clean air delivery rate (CADR) Control valve Gas detector Home energy monitor Humidistat HVAC control system Infrared thermometer
Plenum_space
Self-regulating valve to control hot water flow
year (in 2011 for a British semi-detached house with three bedrooms and gas heating). They are also considerably cost-efficient, using heat only when
Thermostatic_radiator_valve
Detector used in chromatography
The nitrogen–phosphorus detector (NPD) is also known as thermionic specific detector (TSD) is a detector commonly used with gas chromatography, in which
Nitrogen–phosphorus_detector
Space with limited entry and egress and not suitable for human inhabitants
human occupancy. Hazards in a confined space often include harmful dust or gases, asphyxiation, submersion in liquids or free-flowing granular solids (for
Confined_space
American chemist and academic
nerve gas detector built with legos and a smartphone". EurekAlert!. Retrieved 2019-05-15. Robards-Forbes, Esther (2018-06-27). "New Nerve Gas Detector Built
Eric_V._Anslyn
Air conditioning system that allows for individual control of spaces
automation Carbon dioxide sensor Clean air delivery rate (CADR) Control valve Gas detector Home energy monitor Humidistat HVAC control system Infrared thermometer
Variable_refrigerant_flow
Standards organization
automation Carbon dioxide sensor Clean air delivery rate (CADR) Control valve Gas detector Home energy monitor Humidistat HVAC control system Infrared thermometer
ASTM_International
Volcano in Hawaii, United States
by contrast, are relatively rare. The Observatory also maintains two gas detectors at Mokuʻāweoweo, Mauna Loa's summit caldera, as well as a publicly accessible
Mauna_Loa
Form of electric battery
used for many applications including household uses such as smoke detectors, gas detectors, clocks, and toys. The nine-volt PP3-size battery is commonly available
Nine-volt_battery
Machine that removes heat from a liquid coolant
refrigerants need a higher compression ratio due to their high specific gas volume. The higher compression ratio is achieved with larger impellers or
Chiller
Heating of air in buildings or vehicles
distributed. Central heating systems generate heat (electrically or by burning gas/coal) in a single location and distribute the heat through ducts, pipes,
Heating_system
Substance used to reduce or regulate the temperature of a system
common electrical generators in large power plants. Inert gases are used as coolants in gas-cooled nuclear reactors. Helium has a low tendency to absorb
Coolant
Concept in physics
air into and out of buildings through unsealed openings, chimneys, flue-gas stacks, or other purposefully designed openings or containers, resulting
Stack_effect
Heat transfer due to the movement of fluid
Convection is usually the dominant form of heat transfer in liquids and gases. Note that this definition of convection is only applicable in Heat transfer
Convection_(heat_transfer)
Type of building heating system
Forced-air gas heating systems are used in central air heating/cooling systems for houses. Sometimes the system is referred to as "forced hot air". Gas-fired
Forced-air_gas
American gas detector company
headquartered in Pittsburgh, Pennsylvania, that designs and manufactures gas detection products that protect workers from hazardous conditions around
Industrial Scientific Corporation
Industrial_Scientific_Corporation
Minimization of heat transfer
surface-to-volume ratios of the small cells retards gas flow in them by means of viscous drag. In order to accomplish small gas cell formation in man-made thermal insulation
Thermal_insulation
Type of particle detector
a type of particle detector that uses a combination of electric fields and magnetic fields together with a sensitive volume of gas or liquid to perform
Time_projection_chamber
Particle detector for visualizing ionizing radiation
A cloud chamber, also known as a Wilson chamber, is a particle detector used for visualizing the passage of ionizing radiation. A cloud chamber consists
Cloud_chamber
System that transfers heat from one space to another
the warmed gas flows to a heat exchanger in the indoor space, where some of its thermal energy is transferred to that space, causing the gas to condense
Heat_pump
Temperature control system
semiconductor devices such as a resistance thermometer (resistance temperature detector). Typically one or more regular batteries must be installed to operate
Thermostat
Space heater powered by combustion of gas
A gas heater is a space heater that utilizes natural gas, liquefied petroleum gas, propane, or butane as fuel to generate heat for residential or outdoor
Gas_heater
Absorption refrigerator invented in 1930
refrigerator, used a Einstein–Szilard electromagnetic pump to compress a working gas, pentane. Although the refrigerator was not a commercial success, the Einstein–Szilard
Einstein_refrigerator
Mixture of gases produced by combustion of coal
there are now gas detectors available;[when?] these detect toxic gases at very low levels. The levels of gas detection depend on the gas and methods used
Whitedamp
Building system designed to warn of a fire
for a heat detector, products of combustion for a smoke detector, radiant energy for a flame detector, combustion gases for a fire gas detector, and operation
Fire_alarm_system
Device used to detect, track, and/or identify ionising particles
interactions with the atoms of the detector material. These interactions generate a primary signal, which may involve ionization of gas, the creation of electron-hole
Particle_detector
Consumer space heater
automation Carbon dioxide sensor Clean air delivery rate (CADR) Control valve Gas detector Home energy monitor Humidistat HVAC control system Infrared thermometer
Ceramic_heater
Device for firing solid fuels in buildings
and a carbon monoxide detector are safety essentials. Direct vent fireplaces are fueled by either liquid propane or natural gas. They are completely sealed
Fireplace
Thermometer which infers temperature by measuring infrared energy emission
essentially consists of a lens to focus the infrared thermal radiation on to a detector, which converts the radiant power to an electrical signal that can be displayed
Infrared_thermometer
Gaseous ionization detector
producing a detector output pulse that is proportional to the radiation energy absorbed by the detector due to an ionizing event; hence the detector's name.
Proportional_counter
Helium leak detection instrument
spectrometer or helium leak detector are unique instruments commonly used to detect and locate small leaks. The helium leak detector was initially developed
Helium_mass_spectrometer
A discharge ionization detector (DID) is a type of detector used in gas chromatography. A DID is an ion detector which uses a high-voltage electric discharge
Discharge_ionization_detector
Branch of automation
0–10 volt or platinum resistance thermometer (resistance temperature detector), or wireless sensors. A digital input indicates a device is on or off
Building_automation
Cooling commodity
automation Carbon dioxide sensor Clean air delivery rate (CADR) Control valve Gas detector Home energy monitor Humidistat HVAC control system Infrared thermometer
Chilled_water
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