--- title: "Sensors: Instruments, Cartridges, and Built-ins | Aethair" description: "35 instrument integrations across 224 device models on Thiamis, 19 Aethair PRO gas sensor cartridges, and the Aethair IAQ and PRO built-in sensors, by…" url: https://aethair.io/sensors/ --- Resources · Sensors # Every Sensor the Platform Reads Aethair monitors, their cartridges, and the instruments Thiamis connects Each device page lists its models, what they measure, how they connect, and the standards that apply. [Schedule a call](https://calendly.com/d/ctdd-mkr-v9v/aethair-demo-website) [Build a Configuration](https://aethair.io/build/) In the catalog - [**2** Aethair monitors](#builtin) - [**19** PRO cartridges](#cartridges) - [**35** instrument integrations](#external-sensors-thiamis) - [**90** parameters measured](https://aethair.io/parameters/) Aethair monitors ## Built-In Sensors: Aethair IAQ and Aethair PRO Measured out of the box, with no external sensors. Each device links to its product page for the full parameter table. ### [Aethair IAQ](https://aethair.io/products/iaq/) **13 built-in parameters**: PM2.5, PM10, PM1, Carbon Dioxide (CO₂), VOC (Total) and more ### [Aethair PRO](https://aethair.io/products/pro/) **13 built-in parameters**: PM2.5, PM10, PM1, Equivalent Continuous Level (Leq), Air Temperature and more [+ 2 gas sensor cartridges, MultiSense, and differential pressure](#cartridges) Aethair PRO cartridges ## Gas, MultiSense, and Expansion Cartridges Aethair PRO holds up to 2 pre-calibrated, hot-swappable gas sensor cartridges, plus a MultiSense socket for a MultiSense cartridge and an expansion socket for a differential-pressure cartridge. There are 19 options, and each swaps in the field with a screwdriver and no recalibration. ### Aethair CO electrochemical Gas `0d01` - [CO](https://aethair.io/parameters/co/ "Carbon Monoxide (CO)") 0-1000 ppm res. 1 ppm Carbon monoxide cartridge. An amperometric electrochemical CO cell with a solid, non-aqueous electrolyte (the long-life, low-power sensing element used in residential and commercial CO alarms), for combustion safety, garages, and workplace air monitoring. ### Aethair CO₂ dual NDIR Gas `0d02` - [CO₂](https://aethair.io/parameters/co2/ "Carbon Dioxide (CO₂)") 0-5000 ppm res. 1 ppm Carbon dioxide cartridge. Dual-thermopile NDIR (non-dispersive infrared) sensing measures CO₂ with no chemical consumables, for demand-controlled ventilation, HVAC, and indoor air quality. ### Aethair VOC ppm PID Gas `0d03` - [VOC (Total)](https://aethair.io/parameters/voc/ "VOC (Total)") 0-4000 ppm res. 0.1 ppm Total VOC cartridge (ppm range). A 10.6 eV photoionization detector (PID) ionizes volatile organic compounds for direct ppm readings across a wide range. Used for industrial hygiene, leak detection, and [fenceline monitoring](https://aethair.io/solutions/perimeter-monitoring/) of solvent, fuel, and off-gassing vapors. ### Aethair CO₂ self-calibrating NDIR Gas `0d04` - [CO₂](https://aethair.io/parameters/co2/ "Carbon Dioxide (CO₂)") 0-5000 ppm res. 1 ppm Carbon dioxide cartridge. NDIR (non-dispersive infrared) sensing with automatic background self-calibration for maintenance-free CO₂ measurement in demand-controlled ventilation and indoor air quality. ### Aethair NO₂ Gas `0d05` - [NO₂](https://aethair.io/parameters/no2/ "Nitrogen Dioxide (NO₂)") 0-20 ppm res. 20 ppb Nitrogen dioxide cartridge. Four-electrode electrochemical sensing resolves NO₂ down to parts-per-billion, for roadside traffic, combustion, and ambient air-quality networks. ### Aethair Diff. Pressure Expansion `0d08` - [Differential Pressure](https://aethair.io/parameters/differential_pressure/ "Differential Pressure") 0-10000 Pa Differential-pressure cartridge for the Aethair PRO expansion socket, for room-to-room pressure monitoring in cleanrooms and containment. A gauge sensor reads 0–10 kPa, with the higher-pressure side connected to its port. ### Aethair MultiSense MultiSense `0d09` - [NO₂](https://aethair.io/parameters/no2/ "Nitrogen Dioxide (NO₂)") 0-20 ppm res. 20 ppb - [CH₂O](https://aethair.io/parameters/ch2o/ "Formaldehyde (CH₂O)") 0-10 ppm res. 10 ppb - [SO₂](https://aethair.io/parameters/so2/ "Sulfur Dioxide (SO₂)") 0-20 ppm res. 10 ppb Multi-gas sensor cartridge. Simultaneous electrochemical detection of sulfur dioxide, nitrogen dioxide, and formaldehyde at parts-per-billion resolution, for ambient and indoor air-quality monitoring. ### Aethair CH₄ Gas `0d0a` - [CH₄](https://aethair.io/parameters/ch4/ "Methane (CH₄)") 0-100 %LEL res. 1 %LEL Methane cartridge. Molecular Property Spectrometer (MPS) MEMS sensing, poison-immune and factory-calibrated for life, for combustible-gas monitoring in %LEL. ### Aethair O₂ Gas `0d11` - [O₂](https://aethair.io/parameters/o2/ "Oxygen (O₂)") 0-30 % res. 0.1 % Oxygen cartridge. A self-powered galvanic electrochemical cell with instant-on response measures O₂ from 0 to 30%, for oxygen depletion and enrichment monitoring. ### Aethair VOC ppb PID Gas `0d13` - [VOC (Total)](https://aethair.io/parameters/voc/ "VOC (Total)") 0-40 ppm res. 1 ppb Total VOC cartridge (ppb range). A high-sensitivity 10.6 eV photoionization detector (PID) resolves volatile organic compounds to single-digit ppb, for low-level VOC monitoring in indoor air quality and fugitive-emissions surveillance. ### Aethair NO Gas `0d15` - [NO](https://aethair.io/parameters/no/ "Nitric Oxide (NO)") 0-20 ppm res. 15 ppb Nitric oxide cartridge. Biased four-electrode electrochemical sensing resolves NO to parts-per-billion, for combustion, NOₓ, and ambient air-quality monitoring. ### Aethair MultiGas+ Gas `0d16` - [CH₄](https://aethair.io/parameters/ch4/ "Methane (CH₄)") 0-10000 ppm res. 10 ppm - [CO](https://aethair.io/parameters/co/ "Carbon Monoxide (CO)") 0-1000 ppm res. 1 ppm - [VOC (Total)](https://aethair.io/parameters/voc/ "VOC (Total)") 0-100 ppm res. 1 ppm Combination cartridge. Metal-oxide semiconductor (MOS) sensing tracks carbon monoxide, methane, and total VOC from a compact element, for combustible-gas safety and indoor air-quality monitoring. A MOS element responds to all three gases and to humidity, so its readings are indicative trends rather than selective measurements. ### Aethair VOC ppb PID, wide range Gas `0d25` - [VOC (Total)](https://aethair.io/parameters/voc/ "VOC (Total)") 0-4000 ppm res. 1 ppb Total VOC cartridge (ppb range). Photoionization detection (PID) resolves volatile organic compounds to parts-per-billion, for low-level VOC monitoring in indoor air and process environments. ### Aethair CO ppb, four-electrode Gas `0d35` - [CO](https://aethair.io/parameters/co/ "Carbon Monoxide (CO)") 0-1000 ppm res. 4 ppb Carbon monoxide cartridge. Four-electrode electrochemical sensing resolves CO from parts-per-billion up to 1000 ppm, for ambient air-quality and traffic-pollution monitoring. ### Aethair O₃+NO₂ Gas `0d45` - [NO₂](https://aethair.io/parameters/no2/ "Nitrogen Dioxide (NO₂)") 0-20 ppm res. 15 ppb - [O₃](https://aethair.io/parameters/o3/ "Ozone (O₃)") 0-20 ppm res. 15 ppb Ozone cartridge. Four-electrode electrochemical sensing measures oxidizing gases (ozone plus nitrogen dioxide) and reports one combined O₃+NO₂ value (shown under both parameters), for ambient air-quality monitoring. ### Aethair SO₂ Gas `0d55` - [SO₂](https://aethair.io/parameters/so2/ "Sulfur Dioxide (SO₂)") 0-100 ppm res. 5 ppb Sulfur dioxide cartridge. Four-electrode electrochemical sensing resolves SO₂ from parts-per-billion up to 100 ppm, for combustion, industrial-emissions, and ambient air-quality monitoring. ### Aethair H₂S Gas `0d65` - [H₂S](https://aethair.io/parameters/h2s/ "Hydrogen Sulfide (H₂S)") 0-50 ppm res. 5 ppb Hydrogen sulfide cartridge. Filtered four-electrode electrochemical sensing resolves H₂S to parts per billion, for wastewater, odor, oil & gas, and safety monitoring. ### Aethair HCl Gas `0d75` - [HCl](https://aethair.io/parameters/hcl/ "Hydrogen Chloride (HCl)") 0-30 ppm res. 0.5 ppm Hydrogen chloride cartridge. A large-electrolyte electrochemical sensor built for high-humidity, corrosive environments detects HCl for semiconductor etch, exhaust-scrubber, and incineration monitoring. ### Aethair HF Gas `0d85` - [HF](https://aethair.io/parameters/hf/ "Hydrogen Fluoride (HF)") 0-10 ppm res. 0.05 ppm Hydrogen fluoride cartridge. Three-electrode electrochemical sensing detects HF at trace levels, for aluminum smelting, glass etching, semiconductor, and refining safety. Instruments on Thiamis ## External Instruments by Category Third-party instruments that connect through a Thiamis gateway. Filter by category, vendor, or what they measure. ### [Thiamis](https://aethair.io/products/thiamis/) IoT gateway · connects 224 external device models over 4 wired interfaces Thiamis: IoT gateway that connects any third-party environmental sensor to the Aethair platform, streaming its data alongside Aethair's own devices… [Fluid & Fuel Quality](https://aethair.io/sensors/parker-fluid-fuel-quality/) ### [Parker](https://aethair.io/sensors/parker-fluid-fuel-quality/) [1 model](https://aethair.io/sensors/parker-fluid-fuel-quality/) [Inline laser particle counter reporting fluid cleanliness as ISO 4406 codes.](https://aethair.io/sensors/parker-fluid-fuel-quality/) [Fluid & Fuel Quality](https://aethair.io/sensors/parker-velcon-fluid-fuel-quality/) ### [Parker Velcon](https://aethair.io/sensors/parker-velcon-fluid-fuel-quality/) [2 models](https://aethair.io/sensors/parker-velcon-fluid-fuel-quality/) [Differential-pressure module tracking aviation-fuel filter/coalescer condition.](https://aethair.io/sensors/parker-velcon-fluid-fuel-quality/) [Gas Detectors](https://aethair.io/sensors/rae-gas-detectors/) ### [RAE](https://aethair.io/sensors/rae-gas-detectors/) [11 models](https://aethair.io/sensors/rae-gas-detectors/) [Portable multi-gas and PID VOC detectors, from ppm down to ppb.](https://aethair.io/sensors/rae-gas-detectors/) [Gas Detectors](https://aethair.io/sensors/rki-instruments-gas-detectors/) ### [RKI Instruments](https://aethair.io/sensors/rki-instruments-gas-detectors/) [1 model](https://aethair.io/sensors/rki-instruments-gas-detectors/) [Six-gas handheld monitor with dual smart PID/IR/toxic sensor channels.](https://aethair.io/sensors/rki-instruments-gas-detectors/) [Gas Detectors](https://aethair.io/sensors/tsi-gas-detectors/) ### [TSI](https://aethair.io/sensors/tsi-gas-detectors/) [1 model](https://aethair.io/sensors/tsi-gas-detectors/) [Handheld six-gas sample-draw monitor (TSI's rebadged RKI GX-6000).](https://aethair.io/sensors/tsi-gas-detectors/) [Gas Detectors](https://aethair.io/sensors/trolex-gas-detectors/) ### [Trolex](https://aethair.io/sensors/trolex-gas-detectors/) [1 model](https://aethair.io/sensors/trolex-gas-detectors/) [Fixed gas-detection platform with hot-swappable, self-identifying gBloc sensors.](https://aethair.io/sensors/trolex-gas-detectors/) [Heat Stress & Comfort](https://aethair.io/sensors/fluke-calibration-heat-stress-comfort/) ### [Fluke Calibration](https://aethair.io/sensors/fluke-calibration-heat-stress-comfort/) [2 models](https://aethair.io/sensors/fluke-calibration-heat-stress-comfort/) [Reference-grade two-sensor thermo-hygrometer for calibration laboratories.](https://aethair.io/sensors/fluke-calibration-heat-stress-comfort/) [Heat Stress & Comfort](https://aethair.io/sensors/tsi-heat-stress-comfort/) ### [TSI](https://aethair.io/sensors/tsi-heat-stress-comfort/) [7 models](https://aethair.io/sensors/tsi-heat-stress-comfort/) [Area heat-stress (WBGT) monitors with wet-bulb, globe, and humidity sensors.](https://aethair.io/sensors/tsi-heat-stress-comfort/) [I/O & Integration Modules](https://aethair.io/sensors/advantech-i-o-integration-modules/) ### [Advantech](https://aethair.io/sensors/advantech-i-o-integration-modules/) [12 models](https://aethair.io/sensors/advantech-i-o-integration-modules/) [Distributed RS-485 I/O modules for voltage, current, thermocouple, and RTD signals.](https://aethair.io/sensors/advantech-i-o-integration-modules/) [Noise Monitors](https://aethair.io/sensors/cirrus-research-noise-monitors/) ### [Cirrus Research](https://aethair.io/sensors/cirrus-research-noise-monitors/) [20 models](https://aethair.io/sensors/cirrus-research-noise-monitors/) [Class 1/2 integrating sound level meters with real-time 1/1 and 1/3 octave analysis.](https://aethair.io/sensors/cirrus-research-noise-monitors/) [Noise Monitors](https://aethair.io/sensors/tsi-noise-monitors/) ### [TSI](https://aethair.io/sensors/tsi-noise-monitors/) [12 models](https://aethair.io/sensors/tsi-noise-monitors/) [Class 1/2 integrating sound level meters with optional octave-band analysis.](https://aethair.io/sensors/tsi-noise-monitors/) [Particulate & Dust Monitors](https://aethair.io/sensors/met-one-particulate-dust-monitors/) ### [Met One](https://aethair.io/sensors/met-one-particulate-dust-monitors/) [3 models](https://aethair.io/sensors/met-one-particulate-dust-monitors/) [Real-time beta-attenuation and forward-scatter particulate monitors for field use.](https://aethair.io/sensors/met-one-particulate-dust-monitors/) [Particulate & Dust Monitors](https://aethair.io/sensors/particles-plus-particulate-dust-monitors/) ### [Particles Plus](https://aethair.io/sensors/particles-plus-particulate-dust-monitors/) [7 models](https://aethair.io/sensors/particles-plus-particulate-dust-monitors/) [Laser airborne particle counters (0.3–25 µm) with optional CO₂ and TVOC.](https://aethair.io/sensors/particles-plus-particulate-dust-monitors/) [Particulate & Dust Monitors](https://aethair.io/sensors/tsi-particulate-dust-monitors/) ### [TSI](https://aethair.io/sensors/tsi-particulate-dust-monitors/) [11 models](https://aethair.io/sensors/tsi-particulate-dust-monitors/) [Real-time light-scattering photometers; the DRX reports PM1/PM2.5/PM4/PM10/Total.](https://aethair.io/sensors/tsi-particulate-dust-monitors/) [Particulate & Dust Monitors](https://aethair.io/sensors/thermo-scientific-particulate-dust-monitors/) ### [Thermo Scientific](https://aethair.io/sensors/thermo-scientific-particulate-dust-monitors/) [6 models](https://aethair.io/sensors/thermo-scientific-particulate-dust-monitors/) [Reference gravimetric PM samplers plus real-time DataRAM dust monitors.](https://aethair.io/sensors/thermo-scientific-particulate-dust-monitors/) [Particulate & Dust Monitors](https://aethair.io/sensors/trolex-particulate-dust-monitors/) ### [Trolex](https://aethair.io/sensors/trolex-particulate-dust-monitors/) [4 models](https://aethair.io/sensors/trolex-particulate-dust-monitors/) [Real-time dust and respirable-silica monitors for harsh mining environments.](https://aethair.io/sensors/trolex-particulate-dust-monitors/) [Specialty Air Analyzers](https://aethair.io/sensors/2b-technologies-specialty-air-analyzers/) ### [2B Technologies](https://aethair.io/sensors/2b-technologies-specialty-air-analyzers/) [1 model](https://aethair.io/sensors/2b-technologies-specialty-air-analyzers/) [UV-absorption personal ozone monitor (0–0.5 ppm) with GPS; US-EPA equivalent method.](https://aethair.io/sensors/2b-technologies-specialty-air-analyzers/) [Specialty Air Analyzers](https://aethair.io/sensors/ametek-brookfield-specialty-air-analyzers/) ### [AMETEK Brookfield](https://aethair.io/sensors/ametek-brookfield-specialty-air-analyzers/) [2 models](https://aethair.io/sensors/ametek-brookfield-specialty-air-analyzers/) [Gold-film portable analyzers for low-level hydrogen sulfide and mercury vapor.](https://aethair.io/sensors/ametek-brookfield-specialty-air-analyzers/) [Specialty Air Analyzers](https://aethair.io/sensors/aethlabs-specialty-air-analyzers/) ### [AethLabs](https://aethair.io/sensors/aethlabs-specialty-air-analyzers/) [4 models](https://aethair.io/sensors/aethlabs-specialty-air-analyzers/) [Portable and wearable five-wavelength aethalometers measuring black carbon on filter tape.](https://aethair.io/sensors/aethlabs-specialty-air-analyzers/) [Specialty Air Analyzers](https://aethair.io/sensors/defiant-technologies-specialty-air-analyzers/) ### [Defiant Technologies](https://aethair.io/sensors/defiant-technologies-specialty-air-analyzers/) [2 models](https://aethair.io/sensors/defiant-technologies-specialty-air-analyzers/) [Portable gas chromatograph (GC-PID) quantifying BTEX and speciated VOCs to sub-ppb.](https://aethair.io/sensors/defiant-technologies-specialty-air-analyzers/) [Specialty Air Analyzers](https://aethair.io/sensors/durridge-specialty-air-analyzers/) ### [Durridge](https://aethair.io/sensors/durridge-specialty-air-analyzers/) [1 model](https://aethair.io/sensors/durridge-specialty-air-analyzers/) [Continuous electrostatic radon/thoron monitor with alpha-spectrometry detection.](https://aethair.io/sensors/durridge-specialty-air-analyzers/) [Water Level & Flow](https://aethair.io/sensors/temposonics-water-level-flow/) ### [Temposonics](https://aethair.io/sensors/temposonics-water-level-flow/) [5 models](https://aethair.io/sensors/temposonics-water-level-flow/) [Magnetostrictive level transmitter for product, interface, and temperature in one probe.](https://aethair.io/sensors/temposonics-water-level-flow/) [Water Level & Flow](https://aethair.io/sensors/van-essen-instruments-water-level-flow/) ### [Van Essen Instruments](https://aethair.io/sensors/van-essen-instruments-water-level-flow/) [4 models](https://aethair.io/sensors/van-essen-instruments-water-level-flow/) [Submersible groundwater level/temperature loggers, barometrically compensated.](https://aethair.io/sensors/van-essen-instruments-water-level-flow/) [Water Quality Sondes](https://aethair.io/sensors/eureka-water-probes-water-quality-sondes/) ### [Eureka Water Probes](https://aethair.io/sensors/eureka-water-probes-water-quality-sondes/) [9 models](https://aethair.io/sensors/eureka-water-probes-water-quality-sondes/) [Configurable multiparameter water-quality sondes with add-on fluorometers and ISEs.](https://aethair.io/sensors/eureka-water-probes-water-quality-sondes/) [Water Quality Sondes](https://aethair.io/sensors/in-situ-water-quality-sondes/) ### [In-Situ](https://aethair.io/sensors/in-situ-water-quality-sondes/) [14 models](https://aethair.io/sensors/in-situ-water-quality-sondes/) [Submersible IP68 TROLL water-level and multiparameter loggers.](https://aethair.io/sensors/in-situ-water-quality-sondes/) [Water Quality Sondes](https://aethair.io/sensors/spectra-scientific-water-quality-sondes/) ### [Spectra Scientific](https://aethair.io/sensors/spectra-scientific-water-quality-sondes/) [2 models](https://aethair.io/sensors/spectra-scientific-water-quality-sondes/) [Configurable multiparameter water-quality sonde with smart titanium sensor ports.](https://aethair.io/sensors/spectra-scientific-water-quality-sondes/) [Water Quality Sondes](https://aethair.io/sensors/ysi-water-quality-sondes/) ### [YSI](https://aethair.io/sensors/ysi-water-quality-sondes/) [16 models](https://aethair.io/sensors/ysi-water-quality-sondes/) [Multiparameter water-quality sondes with interchangeable smart sensors.](https://aethair.io/sensors/ysi-water-quality-sondes/) [Weather Stations](https://aethair.io/sensors/airmar-weather-stations/) ### [Airmar](https://aethair.io/sensors/airmar-weather-stations/) [13 models](https://aethair.io/sensors/airmar-weather-stations/) [Maintenance-free ultrasonic weather multisensors for wind, pressure, temperature, and humidity.](https://aethair.io/sensors/airmar-weather-stations/) [Weather Stations](https://aethair.io/sensors/davis-weather-stations/) ### [Davis](https://aethair.io/sensors/davis-weather-stations/) [9 models](https://aethair.io/sensors/davis-weather-stations/) [Integrated weather stations for temperature, humidity, pressure, wind, rain, and solar.](https://aethair.io/sensors/davis-weather-stations/) [Weather Stations](https://aethair.io/sensors/gill-instruments-weather-stations/) ### [Gill Instruments](https://aethair.io/sensors/gill-instruments-weather-stations/) [16 models](https://aethair.io/sensors/gill-instruments-weather-stations/) [Compact ultrasonic weather stations for wind, pressure, humidity, and solar radiation.](https://aethair.io/sensors/gill-instruments-weather-stations/) [Weather Stations](https://aethair.io/sensors/lufft-weather-stations/) ### [Lufft](https://aethair.io/sensors/lufft-weather-stations/) [20 models](https://aethair.io/sensors/lufft-weather-stations/) [All-in-one weather sensors combining wind, precipitation, and radiation over UMB.](https://aethair.io/sensors/lufft-weather-stations/) [Weather Stations](https://aethair.io/sensors/r-m-young-weather-stations/) ### [R.M. Young](https://aethair.io/sensors/r-m-young-weather-stations/) [5 models](https://aethair.io/sensors/r-m-young-weather-stations/) [Solid-state ultrasonic wind sensors and compact weather transmitters.](https://aethair.io/sensors/r-m-young-weather-stations/)