Products:
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Continuous Particulate Monitor BAM 1020
The BAM 1020 automatically measures and records airborne particulate concentration levels (in milligrams or micrograms per cubic meter) using the industry-proven principle of beta ray attenuation. Thousands of BAM 1020 units are currently deployed worldwide, making the unit one of...
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BAM-1022 Beta Attenuation Mass Monitor
The Met One Instruments, Inc. BAM 1022 Real-Time Portable Beta Attenuation Mass Monitor continuously measures the mass concentration of ambient particulate matter collected onto glass filter tape with a time resolution of one minute. The BAM 1022 employs an in-line...
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E-BAM Portable Environmental Beta-Attenuation Mass Monitor
The Met One Instruments E-BAM is in a class of its own as a portable, real-time beta gauge comparable to U.S. EPA methods for PM2.5 and PM10 particulate measurements. The E-BAM has been built to satisfy users, regulators, and those from...
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E-BAM PLUS Portable Environmental Beta-Attenuation Mass Monitor
The Met One Instruments, Inc. E-BAM Plus is a portable, real-time beta gauge which has EPA Approval for PM10 particulate measurements. The E-BAM Plus will satisfy users, regulators and those from the health community by providing truly accurate, precise, real...
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GAS-1010 Ozone Analyzer
The Met One Instruments GAS-1010 Ozone Analyzer uses proven non-dispersive ultraviolet (UV) absorption technology to measure O3 in ambient air (LDL < 0.5 ppb, range 0 – 20 ppm). US EPA-approved. For complete specifications on this reliable, high-value instrument...
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GAS-1030 Carbon Monoxide Analyzer
The Met One Instruments GAS-1030 Carbon Monoxide analyzer delivers precise and reliable performance at excellent value. It uses proven NDIR gas filter correlation technology to measure CO in ambient air (LDL < 40 ppb, range 0 – 200 ppm)....
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GAS-1031 Carbon Dioxide Analyzer
The Met One Instruments GAS-1031 carbon dioxide (CO2) analyzer uses non-dispersive infrared (IR) gas correlation spectroscopy to provide accurate, stable, and repeatable measurements of gaseous CO2. The GAS-1031 can be configured to operate in absolute or differential mode providing flexibility...
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GAS-1040 Nitrogen Oxides Analyzer
The Met One Instruments GAS-1040 oxides of nitrogen analyzer delivers precise and reliable performance at excellent value. It uses proven chemiluminescence technology to measure NO, NO2, and NOx in ambient air (LDL <0.4 ppb, range 0-20 ppm). US EPA-approved. ...
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GAS-1044 Ammonia and Oxides of Nitrogen Analyzer
The Met One Instruments GAS-1044 ammonia analyzer uses proven chemiluminescence technology and an external thermal catalytic converter to measure NO, NO2, NOx, and NH3 in ambient air (LDL < 0.4 ppb, Range 0 – 20 ppm). US EPA-approved. For...
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GAS-1050 Sulfur Dioxide Analyzer
The Met One Instruments GAS-1050 Sulfur Dioxide Analyzer uses proven pulsed UV fluorescent radiation technology to measure SO2 in ambient air (LDL < 0.3 ppb, range 0 to 20 ppm). US EPA-approved. For complete specification details, please refer...
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GAS-1050-TL Trace Sulfide Dioxide Analyzer
The Met One Instruments GAS-1050-TL Trace Sulfide Dioxide (SO2) Analyzer delivers precise and reliable performance at excellent value. It uses proven pulsed UV fluorescent radiation technology to measure SO2 in ambient air (LDL 100 ppt, range 0 – 2000...
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GAS-1051 Sulfur Dioxide & Hydrogen Sulfide Analyzer
The Met One Instruments GAS-1051 SO2/H2S Analyzer delivers precise and reliable performance at excellent value. It combines pulsed fluorescence detection with an internal catalytic converter to sequentially measure H2S and SO2 in the range of 0-2/0-20 ppm respectively with a...
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GAS-1055 Hydrogen Sulfide Analyzer
The Met One Instruments GAS-1055 Hydrogen Sulfide Analyzer uses proven UV fluorescent radiation technology and an internal thermal catalytic converter to measure H2S in ambient air (LDL < 0.3 ppb, range 0-2 ppm). For complete specification details, please...
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GAS-1057 Total Reduced Sulfur Analyzer
The Met One Instruments GAS-1057 Total Reduced Sulfur Analyzer delivers precise and reliable performance at excellent value. It uses proven UV fluorescent radiation technology and an external thermal converter to measure TRS in ambient air (LDL <0.3 ppb, Range...
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GAS-1060 Nitrogen Dioxide Analyzer
The Met One Instruments GAS-1060 Nitrogen Dioxide Analyzer utilizes Cavity Attenuated Phase Shift (CAPS) spectroscopy technology to measure NO2 concentrations of well under 1 ppb up to 1000 ppb. Due to the continuous measurement of the sample, the analyzer...
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CAL-100 Gas Dilution Calibrator
The Met One Instruments CAL-100 performs gas dilution calibrations and is used in conjunction with regulatory traceable gases and a zero air generator. For complete specification details, please download the product data sheet and manual.
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CAL-200 Gas Dilution Calibrator with Internal Ozone Generator
The Met One Instruments CAL-200 offers all the features of the CAL-100 with additional features essential for calibration of your NOx and O3 analysis equipment. An internal ozone generator enables regular ozone checks and gas-phase titrations (GPT). For complete specification...
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CAL-300 Advanced Gas Dilution Calibrator
The Met One Instruments CAL-300 includes all the features of the CAL-200, with the addition of an ozone photometer for the accurate creation and delivery of ozone concentrations when calibrating ozone analyzers. The photometer accurately and continuously measures the...
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CAL-301 Top-of-the-Line Gas Dilution Calibrator
The Met One Instruments CAL-301 includes an integrated ozone generator and internal zero-air source, as well as a compact reference photometer, providing precise feedback control for accurate ozone generation and measurement in the one unit. Ozone generation and...
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LVS-100 Low-Volume Air Sampler
The Met One Instruments LVS-100 is a flexible micro-sampling platform for PM2.5, PM10, and TSP, and offers basic meteorological parameters. For complete specification details, please refer to the product data sheet and manual.
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Aerocet 380 Portable Dust Monitor
The Met One Instruments, Inc Aerocet 380 is a nephelometer that offers real-time airborne TSP (total suspended particulate) concentration levels using the principle of forward-laser light scatter. This instrument is ideal for sampling in any indoor workplace or public place...
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BC 1054 Black Carbon Analyzer
The Met One Instruments BC 1054 Multi-spectrum Black Carbon Analyzer continuously measures the transmittance of light across filter media onto which particulate matter is accumulating and in real-time calculates the black-carbon “BC” concentrations at 10 different wavelengths ranging from the...
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E-SEQ-FRM Sequential Reference Particulate Sampler
Our E-SEQ-FRM Reference Method meets the regulatory requirements for PM2.5, PM10 and PM10-2.5 sampling methods. The E-SEQ-FRM accommodates up to sixteen (16) 47-mm diameter filter samples and may be pre-programmed to a flexible, user-defined sampling schedule, permitting more than 2 weeks of...
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E-FRM-DC Reference Method Particulate Sampler
The new and improved Met One Instruments, Inc. E-FRM-DC sampler is a single-event filter sampler to determine daily PM2.5 or PM10 particulate concentrations in ambient air. The E-FRM-DC has an innovative design and unique features that provide a versatile, reliable,...
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SASS and SUPER SASS Speciation Sampler
Met One’s Speciation Samplers are designed to comply with and exceed EPA Speciation requirements. Two models provide a choice for compliance monitoring: SASS, a 5 channel sampling system; and SUPER SASS, an 8 channel, multiple event, sampling system. The SASS...
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Particulate Sampler E-FRM Reference
Met One Instruments’ E-FRM is a single channel particulate sampler approved as a US-EPA reference method for PM2.5, PM10, PM10-2.5. Configured with an alternate PM2.5 cyclone, the E-FRM may also be operated as a US-EPA designated equivalent method for PM2.5....
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E-Sampler Dual Ambient Monitor/Sampler
Our E-SAMPLER is the most feature-packed light-scatter Aerosol Monitor available. Whatever your monitoring needs, the E-sampler will provide accurate, dependable and relevant data.
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BC 1060 Portable Black Carbon Monitor
Our BC-1060 portable black carbon monitor measures and reports black carbon concentrations, with user-selectable time resolution down to one minute, at both UV (370 nm) and IR (880 nm) illumination wavelengths. The combination of portability and dual-wavelength illumination permits rapid,...
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AQ EAGLE Air Quality Monitoring System
Met One Instruments, Inc. AQ EAGLE is a system utilizing our ES-405 Particulate Profiler. The ES-405 continuously samples ambient air and reports particulate mass concentrations simultaneously and in real-time for PM10, PM4, PM2.5, and PM1. Our ES-405 is ideal for...
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ES-405 Simultaneous Particulate Profiler
The ES-405 is a near reference air quality sensor designed to provide accurate real-time measurements of PM10, PM4, PM2.5, and PM1 particulate concentrations simultaneously. It reports these four key particulate concentrations in both indoor and outdoor environments. The rugged weatherproof...
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NEW ES-412 Portable Simultaneous Particulate Profiler
Introducing the newest addition to Met One Instruments, Inc. line of Localized Particulate Monitors, the ES-412 Portable Simultaneous Particulate Profiler. As a Near-FEM (Federal Equivalent Method) product, the ES-412 provides the quality and day-to-day stability consistent with EPA quality objectives....
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C-12 Portable Carbon Monitor
Carbon monitoring on a granular scale has never been more affordable, opening up an array of opportunities that were previously economically out of reach for many applications. Introducing the GROUNDBREAKING Met One Instruments, Inc. C-12 Portable Carbon Monitor....
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Remote Dust Monitor ES-642
Met One Instruments’ ES-642 Remote Dust Monitor is an industrial air-quality sensor designed to provide real time particle concentration measurements in both indoor and outdoor environments. Our ES-642 measures particulate concentration using a highly sensitive forward scatter laser nephelometer, which...
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Bench-Top Particle Counter BT-620
The BT-620 is a compact, battery-operated particle counter with six selectable size channels, an integrated printer, and housed in a portable stainless-steel case. The device’s flow rate is 1.0 CFM (28.3 LPM) and is maintained with volumetric flow control for...
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Bench-Top Particle Counter BT-610
The BT-610 is a compact battery-operated particle counter with six selectable size channels and built-in printer all housed in a portable stainless-steel case. Flow rate is 0.1 cfm (2.83 lpm) and is maintained with volumetric flow control for improved accuracy.
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Model 212 Ambient Particulate Profiler
Ambient profiling of aerosol particulates has been simplified by the Met One Instruments, Inc. Model 212 Ambient Particulate Profiler. The 212 sizes and counts particles in eight digital bins and reports the information on command. Each of the eight channels...
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DR-528 Handheld Particle Counter
Meet the newest addition to the Met One Instruments, Inc. lineup of handheld particle counters: the DR-528. This particle counter is optimized in functionality and ease of use with a 2.8″ TFT full-color LCD display, making accurate measurement readings and...
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Aerocet 532 Handheld Particle Monitor
Meet the newest addition to the Met One Instruments, Inc. lineup of handheld particle monitors: the Aerocet 532. This particle monitor has been optimized in functionality and ease of use with a 2.8″ TFT full-color LCD display, making accurate measurement...
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GT-324 Handheld Particle Counter
Met One Instruments, Inc.’s Model GT-324 particle counter is a full-featured handheld particle counter that provides the functionality of a bench unit in a portable package. A fully integrated RH/Temp sensor immediately provides data to your displayed and logged data....
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Aerocet 831 Handheld Aerosol Mass Monitor
The Aerocet 831 is a completely portable, full–featured, battery operated, handheld mass monitor. This device simultaneously provides five critical mass ranges (PM1, PM2.5, PM4, PM10 & TSP) in one minute from start up. Survey the environment with the easy to...
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Handheld Particle Counter Model 804
Met One Instruments’ 804 handheld particle counter is a 4-channel portable particle counter that counts particles 0.3 microns to 10.0 microns – giving you portability and reliability at very competitive pricing. Though compact, this unit is completely self-contained with its...
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The Dock, Handheld Particle Counter Docking Station
The Dock, Met One Instruments, Inc.’s ALL-NEW docking station is a power and communication accessory for select handheld devices. Compatible with the new generation of MOI handheld particle counters, including the Aerocet 532 and DR-528, The Dock will charge the...
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NPM 3 Network Particulate Monitor
The Met One Instruments, Inc. NPM 3 is a forward light scatter laser nephelometer particulate monitor which automatically measures real-time airborne TSP, PM10, or PM2.5 particulate concentration levels. The NPM 3 features improved reliability and lower maintenance. Each unit uses...
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Industrial Weather Station
Met One Instruments’ Industrial Weather Stations are configured to provide plant operators with the weather data needed for operations, regulatory compliance, safety and emergency response. The systems use reliable and accurate sensors to measure the weather variables of interest. Depending...
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ReadyWeather Data-to-Desktop Weather Station
ReadyWeather is the newest addition to the Met One Instruments, Inc. family of data-to-desktop products, designed with ease of use and data integrity in mind. This rapidly deployable weather station may be used in fixed or temporary installation applications, with...
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General Purpose Weather Station
Met One Instruments’ General Purpose Weather Station is specifically designed for monitoring ambient meteorological conditions. It is available in pre-packaged configurations for fast delivery; yet is easily customized with additional sensors and accessories to suit many measurement applications. The General...
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Air Quality Weather Station
Met One’s Air Quality Weather Stations are specifically configured to comply with U.S. Environmental Agency (EPA) and Nuclear Regulatory Commission (NRC) guidelines for air quality and regulatory meteorological monitoring. Stations are available in pre-packaged configuration for rapid delivery but can...
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Emergency Response Weather Station, CAMEO/ALOHA HAZMAT
Met One’s CAMEO/ALOHA HAZMAT Rapid Response Weather Station is the perfect choice for any application requiring a lightweight, low-power, rapidly deployable first response weather station. Supplied in one of two rugged transit cases (depending on system version), this system is...
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Photovoltaic Station Weather System
Met One’s Solar Monitoring System is an automated weather station specifically designed for solar resource assessment and solar farm power generation monitoring. The system is easily customized with accessories for additional measurements, wireless communications, and remote operation. The Solar Monitoring...
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Petroleum Refinery Weather Station
Met One Instruments, Inc.’s Petroleum Refinery Weather Stations are specifically designed to comply with the updated CFR part 63 monitoring requirements at petroleum refineries. The stations are available in pre-packaged configurations for fastest delivery, and easily customized with additional sensors...
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PARTAC Tactical Particulate Profiler
Met One’s PARTAC Tactical Particulate Profiler (P/N 102686) is a robust size-selective particulate sampler used as an NBC agent alarm trigger, an ambient monitor for public and workplaces, and as a ground-truth reference for the verification of standoff particulate detectors....
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TACMET II Weather Station
The TACMET II weather sensor is a rugged, lightweight sensor for field-deployable meteorological monitoring applications. The sensor is used to measure surface winds, baseline temperature, humidity and barometric pressure. This sturdy, low-power unit has no moving parts and requires no field-level...
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Weather Sensor AIO 2 Sonic
The AIO 2 Sonic Weather Sensor is a complete, high performance weather sensor using Met One Instruments’ proven 2D sonic technology. This technology provides reference grade accuracy without moving parts and includes a built-in compass used for automatic magnetic north...
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30.5 Industrial Grade Sonic Anemometer
The 30.5 Sonic Anemometer is designed for ambient wind sensing in harsh environments and industrial applications as a direct replacement for conventional mechanical propeller and cup anemometers, both in terms of performance and cost. The 30.5 requires no periodic maintenance...
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MSO Weather Sensor
The MSO is an integrated 5-parameter Weather Station. Wind Speed and Wind Direction are measured using conventional cup and vane techniques. All other measurements are housed in a multi-plate naturally aspirated radiation shield to reduce solar radiation heating errors. The...
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CCS COMET Cloud+ Service
Met One Instruments’ COMET Cloud Plus+ (CCS) is a cellular modem and cloud data service package which is directly compatible with a variety of air quality and meteorological sensors. The CCS modem is available for 4G LTE Domestic and GSM/...
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AutoMet 580 & 136 MultiMet Interface Module
AutoMet 580 Our AutoMet 580 Collection Platform is a complete data logger with front panel display which accepts input from any Met One standard sensors, AutoMet sensors and Met One digital serial sensors. Featuring Ethernet and MODBUS connectivity, the AutoMet...
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Model 820457 Ultrasonic Wind Sensor
Met One’s Model 820457 Ultrasonic Wind Sensor features durable, corrosion-resistant construction with sensitive ultrasonic transducers secured in a streamlined molded frame. The 820457 is fully wind-tunnel tested and calibrated to provide reliable, accurate wind measurement. Standard outputs include analog voltage...
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Temperature Humidity Pressure Sensor 597A
The 597 is an integrated Temperature, Relative Humidity and Pressure measurement sensor. All sensing elements are of the highest quality and are specifically designed for continuous duty in hostile environments. The temperature sensor utilizes platinum RTD class 1/3B. Relative Humidity...
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Wind Speed Sensor 010C – Wind Direction Sensor 020D
The 010C Wind Speed Sensor provides accurate and detailed information on horizontal wind speed. The lightweight three-cup anemometer is used in virtually all applications where fast response and low starting threshold(s) are of paramount importance. The 020C Wind Direction Sensor...
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034E Wind Speed & Direction Sensor
The NEW 034E Wind Sensor combines wind speed and direction measurements in a single sensing unit. It installs in minutes and provides accurate, long-term, continuous monitoring in hostile environments. The sensor uses a quick-connect sensor cable which may extend hundreds...
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Relative Humidity Sensor 083F & Relative Humidity / Temperature Sensor 085A
The 083F Relative Humidity Sensor is a highly sensitive and stable temperature measurement tool that provides outstanding accuracy. It is reliable in the full range of relative humidity conditions, from 0-100%, performing equally well in meteorological, industrial, laboratory and other...
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Air Temperature Sensor 061 & 065
061 Air Temperature Sensor Met One Instruments’ Model 061 is designed for general-purpose ambient air temperature measurement. The sensor is a precision, multi-element thermistor device that accurately measures ambient air temperature in field settings. This precise performance is a benefit...
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10718 Solar Radiation Sensor
Met One Instruments Silicon-cell pyranometer, P/N 10718, is a compact, rugged and cost-effective sensor for shortwave radiation measurements. Applications include agriculture, ecological and hydrological weather networks, and solar panel arrays. Each sensor is calibrated in controlled laboratory conditions, traceable to...
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Solar Radiation Sensor Model 094
Met One Instruments, Inc.’s 094 is a new class of solar sensor. Packing ISO 9060 Second Class performance at the price of a silicon photodiode sensor, the Model 094 pyranometer makes reliable, bankable data more affordable than ever. It is...
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Visibility Sensor 6400
Met One Instruments’ Model 6400 Visibility Sensor is designed to monitor visibility conditions over a range of 20ft-50miles (6m-80km). Our Model 6400 includes both digital and relay outputs. The Digital RS232 output at 300-38,400 Baud can be used to indicate...
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Fan Aspirated Radiation Shield 076B
The 076B Fan Aspirated Radiation Shield protects temperature and humidity sensors from direct and indirect radiant energy. Used in the most adverse conditions, the 076B eliminates errors caused by solar or terrestrial radiation, as well as secondary errors caused by...
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Radiation Shield 074
Met One Radiation Shields reduce errors in temperature and relative humidity measurements that are caused by direct solar radiation. They are constructed of a series of white aluminum concentric plates, which allow air flow to pass through the shield, while...
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Barometer Pressure Sensor 092
The 092 Barometric Pressure Sensor measures absolute atmospheric pressure and converts it into a linear, proportional voltage, using digital computer technology. The 092 features robust, low maintenance construction that will withstand a wide range of adverse weather conditions, and consistently...
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Precipitation Gauges 360
360 series precipitation gauges are high quality, reliable instruments that measure rain and/or snow. The tipping bucket allows for accurate, repeatable measurements and low maintenance. When a precise amount of precipitation is collected in one side of the bucket, gravity...
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Precipitation Gauges 370D-380D
370D-380D Series all-metal precipitation gauges measure rain and/or snow in all environments using a tipping bucket mechanism. The economical tipping bucket design allows accurate, repeatable measurements, requiring no regular maintenance. Each model in the 370D-380D Series is optimized to meet...
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905 Portable Tripod
The model 905 Tripod is a lightweight, collapsible aluminum and stainless steel tripod designed for rapid deployment and retrieval. It can be easily transported and erected by a single person. The tripod is intended to support a complement of weather...
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OEM
Met One Instruments’ OEM Sensors signal a continued commitment to protecting and preserving health and wellbeing in a world increasingly threatened by airborne particulate. These optical devices start from simple low cost analog samplers easily integrated into existing systems to...
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Comet Software
Comet software is a utility for extracting information (data, alarms, settings, etc.) from Met One Instruments’ products. The software is designed for the user to easily access information within a product without having to know underlying communications protocol for that...
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Air Plus Software
Air Plus software includes all of the functions required for the collection, viewing of data, and production of both tabular and graphic reports needed by most users of an air quality or other environmental monitoring system. It is designed for...
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Particle View RT Software
Particle View RT software includes all of the functions required for recording real time data, viewing data (both real time and historical), and producing tabular and graphic reports needed for most users of clean rooms and controlled environments. It is...
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Particle View Software
Particle View software includes all of the functions required for the downloading, viewing of data, and production of both tabular and graphic reports. It is designed for use with the Met One Instruments, Inc. line of hand held and bench top...
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Swift 6.0 Air Flow Meter
The Swift 6.0 is a multi-function Air Flow Meter specifically designed for accurate low rate measurements. The device’s easy-to-read display shows flow rate, flow temperature, and ambient pressure. Flow measurements are traceable to our NIST standard and certification is provided...