Products
Environmental measurement instruments
Four product divisions covering weather, visibility and air quality measurement.
Ambient Meteorological
Field-proven sensors for wind, temperature, relative humidity, barometric pressure and precipitation, plus multi-parameter sensors, data loggers and cloud communications for complete weather stations.

Communications
CCS COMET Cloud
*(CONSULT SALES FOR UPDATES TO COMPATIBILITY LIST)

Communications
MOI Connect – Cloud Data Service
MOI Connect – Cloud Data Service from Belfort Instrument. Temperature, Humidity, Pressure. Compact Design. Po…

Data Loggers
AutoMet 580
AutoMet 580 from Belfort Instrument. Powerful connectivity: Ethernet, MODBUS, 12 analog outputs, USB, RS-232C…

Multi-Parameter Sensors
597 Temperature/Relative Humidity Pressure Sensor
The 597 is a complete Temperature, Relative Humidity and Pressure measurement sensor. All sensing elements ar…

Multi-Parameter Sensors
AIO 2 All In One Weather Sensor
The AIO 2 All in One Weather Sensor (P/N 102888) is the next-generation weather instrument that measures temp…

Multi-Parameter Sensors
MSO Weather Sensor
Wind Speed and Wind Direction are measured using conventional cup and vane techniques. All other measurements…

Pressure
092 Barometric Pressure Sensor
The Model 092 Barometric Pressure Sensor measures absolute atmospheric pressure and converts it into a linear…

Pressure
Aneroid Barometer
The Model 6079 Barometer is housed in a black-enameled aluminum case and may be either wall or panel mounted.…
Visibility & Present Weather
Belfort visibility and present weather sensors are trusted at airports, highways and maritime sites worldwide — including sensors qualified for the U.S. ASOS program.

Visibility
Model 6000 Visibility Sensor
The Belfort Model 6000 Visibility Sensor is designed to monitor visibility conditions over a range of 0-50 mi…

Visibility
Model 6400 All Environment Visibility Sensor
The Belfort Model 6400 Visibility Sensor is designed to monitor visibility conditions over a range of 20 ft-5…
Visibility
Visibility Ambient Light Sensor Model 6300
The Belfort Model 6300 Ambient Light Sensor is designed to integrate with any Belfort visibility sensor, prov…

Present Weather
Model 6450 Present Weather Sensor
The Belfort Model 6450 VisWx Present Weather Sensor is designed to monitor visibility conditions over a range…
Outdoor Particulate
Portable and permanent ambient particulate monitors for regulatory-grade PM2.5 and PM10 measurement, emergency response and remote dust monitoring.

Particulate Sensors
The E-BAM Real-Time Beta Gauge
The Met One E-BAM is a portable, real-time beta gauge which is comparable to U.S. EPA methods for PM 2.5 and…

Particulate Sensors
The E-SAMPLER Aerosol Monitor
The E-SAMPLER is the most feature-packed light-scatter Aerosol Monitor available. Whatever your monitoring ne…

Particulate Sensors
The ES-642 Remote Dust Monitor
The ES-642 Remote Dust Monitor from Belfort Instrument. Rugged Weatherproof Enclosure: For reliable continuou…
Indoor Particulate
Handheld and bench-top particle counters and dust monitors for cleanrooms, indoor air quality surveys and industrial hygiene.

Particulate Monitors
Aerocet 531S Handheld Particle Counter
This amazing unit simultaneously measures 6 mass concentration ranges (PM1, PM2.5, PM4, PM7, PM10 and TSP) an…

Particulate Monitors
Aerocet 831 Handheld Particle Counter
The Aerocet 831S is a s a full–featured, battery operated, handheld mass monitor or particle counter and comp…

Particulate Monitors
BT-610 Bench-Top Particle Counter
The BT-610 is a compact battery operated particle counter with six selectable size channels, built-in printer…

Particulate Monitors
BT-620 Bench-Top Particle Counter
The BT-620 is a compact battery operated particle counter with six selectable size channels, built-in printer…

Particulate Monitors
BT-645 Portable Dust Monitor
The BT‐645 Portable Dust Monitor has been designed to continuously measure and record particulate information…

Particulate Monitors
GT-321 Handheld Particle Counter
The handheld GT-321 is a portable particle counter that counts particles down to 0.3 microns—giving you porta…

Particulate Monitors
GT-521S Handheld Particle Counter
The GT-521S is a full-featured, battery-operated, portable particle counter that provides the functionality o…

Particulate Monitors
GT-526S Handheld Particle Counter
The GT-526S is a full-featured, battery-operated, por6able particle counter that provides the functionality o…
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