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AAQMS


Vasthi Instruments are global leaders in manufacturing of AAQMS (ambient air quality monitoring System) for continuous monitoring of pollutant gases (NO2, SO2, O3, CO & VOC) and suspended particulate matter PM10 and PM2.5 Monitors, Zero Air Generator, Dynamic Dilution Calibrator in India and have been supplying instruments to customers worldwide, Our multidisciplinary team of scientists, physicians, engineers, and regulatory consultants with decades of global experience brings you the quintessential mechanism that provides complete safety accuracy and durability. Vasthi Instruments was formed with visionary thinking and innovative ideas resulting in innovative products and solutions. We enhance our product quality by the continuous process of research and development. We have WIDE range of models to suite various site conditions and processes.

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AMBIENT SULPHUR DIOXIDE ANALYZER

AMBIENT SULPHUR DIOXIDE ANALYZER

Vasthi Instruments Sulfur dioxide (SO2) analyzer for AAQMS monitoring. It applies UV fluorescence technology recommended by US EPA as federal reference method for trace level SO2 measurement in ambient air quality monitoring purpose.
Key Features
• Compliance with US EPA reference method
• Various outputs include Ethernet and RS232
• User friendly interface with large screen
• Continuous system diagnosis with alarm
• Multi-tasking software allows viewing test variables while operating
• Temperature and pressure compensation
• Internal data logging with 1 min to 365 day multiple averages
• Critical orifices provide flow stability.Download Catalog Download Specification Sheet […]

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AMBIENT OXIDES OF NITROGEN ANALYZER

AMBIENT IOXIDES OF NITROGEN ANALYZER

Vasthi Instruments Vasthi AAQMS Nitrogen oxides (NO- NO2 -NOX ) analyzer utilizes chemiluminescence technology for measuring the Nox levels in the AAQMS indicated by US EPA as federal reference method for monitoring on multiple forms of nitrogen oxides.
Key Features
• Permeation dryer on Ozone generator
• Catalytic Ozone scrubber
• Independent ranges for NOx, NO and NO2
• Compliance with US EPA reference method
• Various outputs include ethernet and RS232
• User friendly interface with large screen
• Continuous system diagnosis with alarm
• Multi-tasking software allows viewing test variables while operating
• Temperature and pressure compensation
• Internal data logging with 1 min to 365 day multiple averages.Download Catalog Download Specification Sheet […]

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AMBIENT OZONE ANALYZER

AMBIENT OZONE ANALYZER

Vasthi Instruments Vasthi Manufacturers the AAQMS for Ozone Gas analyser measures Ozone concentration in the ambient in ppb level by utilising UV photometric absorption technology.
Key Features
• Accurate direct UV absorption with reference comparison
• Various outputs include Ethernet and RS232
• User friendly interface with large screen
• Continuous system diagnosis with alarm
• Multi-tasking software allows viewing test variables while operating
• Temperature and pressure compensation
• Internal data logging with 1 min to 365 day multiple averages.Download Catalog Download Specification Sheet […]

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AMBIENT CARBON MONOXIDE ANALYZER

AMBIENT CARBON MONOXIDE ANALYZER

Vasthi Instruments Carbon monoxide (CO) Gas analyzer measures ambient CO concentration by employing non-dispersive infrared with gas filter correlation method technology.
Key Features
• 14 meters optical path to perform high reliability
• Five years guarantee on GFC wheel
• Various outputs include Ethernet and Rs232
• User friendly interface with large screen
• Continuous system diagnosis with alarm
• Multi-tasking software allows viewing test variables while operating
• Temperature and pressure compensation
• Internal data logging with 1 min to 365 day multiple averages.Download Catalog Download Specification Sheet […]

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Calibrator for calibration

Calibrator for calibration

Vasthi Instruments multi-gas calibrator utilizes mass flow controller to perform standard zero and span calibration with up to 4 gas sources.
Key Features
• Stable trace level ozone output down to 0.1 ppm
• Optional ozone generator, gas phase titration and photometer for independent ozone calibration
• User selectable output include RS232 and Ethernet
• High performance mass flow controller provides stable and linearized output.Download Catalog Download Specification Sheet […]

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Zero Air Generator

Zero Air Generator

Vasthi Instruments Zero Air Generator provides ultra-pure pollutant-free zero air for analytical purpose. Remote monitoring and configuration can also be achieved through digital access.
Key Features
• Ultra-high purity zero air output
• Integrated dew point sensor
• Regenerative dryer utilizing molecular sieve to perform maintenance free advantage
• High performance scrubbers to remove hydrocarbon, CO, SO2, NO, NO2 and Ozone
• Remote display and configuration on key functions.Download Catalog Download Specification Sheet […]

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CONTINUOUS PM10 & PM 2.5 MONITORING ANALYZER

CONTINUOUS PM10 & PM 2.5 MONITORING ANALYZER

Vasthi Instruments The BPM-200 measures ambient particulate by using well applied beta ray attenuation technology. PM2.5 measurement can also be achieved by introducing corresponding cyclone.
Key Features
• Compliance with US EPA equivalent method
• Automatic continuous operation up to 60 days
• Auto zero and span calibration
• Low maintenance and operation requirement
• User selectable measurement cycle
• Various output with serial printer and GPRS as optional
• Stable and long life time radiation source. Download Catalog Download Specification Sheet […]

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