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ISO 17025 AccreditedThe Primary Calibrator 4146 has a range of 0.01 to 20 liters per minute (L/min).

Measures velocity and temperature with a straight, telescopic probe.Request A QuoteOther Models AvailableDescriptionRequest a QuoteTA410-ACIncludes ISO 17025 accreditation for air velocity and temperature.Request a Quote

The Airflow™ Instruments Velocity Meter TA500 is a portable, handheld Multi-Function Ventilation and IAQ test instrument featuring a menu-driven user interface for easy operation. The high-resolution color screen displays multiple measurements simultaneously in real-time with...

The Alnor Rotating Vane RVA501 is a handheld digital rotating vane anemometer that measures air velocity, air volume, and temperature in imperial or metric units. The four-inch (100mm) head automatically averages velocity and volume readings, making the RVA501 an essential...

Measures velocity and temperature with a straight, telescopic probe.Other Models AvailableDescriptionRequest a QuoteAVM410-ACIncludes ISO 17025 accreditation for air velocity and temperature.request a quote

Measures velocity, temperature, relative humidity / calculates flow, wet bulb and dew point temperature with a straight, telescopic probe / data logging.Other Models AvailableDescriptionRequest a QuoteAVM440-ACIncludes ISO 17025 accreditation for air velocity, temperature and...

This model has been discontinued.

The Model 3010 CPC is discontinued.

Component for certain Aerosol Generator products

ISO/IEC 17025 accredited calibration service for the TSI VelociCalc Multi-Function Ventilation Meter 9650, delivering verified accuracy, documented traceability, and confidence in differential and static pressure measurements for compliance and critical environment applications.