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Why Does the SMART Air Hood® Balancing Instrument Measure a Lower Flow than Traditional Air Flow Hoods?

Many new users of the award-winning SMART Air Hood® Balancing Instrument (Series SAH) compare their new readings to those of their old, traditional air flow hoods. While the readings on a 3 cone step diffuser, 4 way diffuser and many return registers are very similar; users have noticed that swirl diffusers, slot diffusers and other directional diffusers give a lower reading on the SMART Air Hood® Balancing Instrument when compared to traditional air flow hoods. Continue reading “Why Does the SMART Air Hood® Balancing Instrument Measure a Lower Flow than Traditional Air Flow Hoods?”

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Enclosure Ratings for Personal Protection and Dust/ Water Ingress Protection

Weatherproof Enclosures

Many Dwyer Instruments, Inc. products have enclosures that are designed to be rated weatherproof, dust-proof, or even submersible. There are two main rating codes for enclosure protection classification: NEMA and IEC.

In the United States, the National Electrical Manufacturers Association (NEMA) has publication 250-2003, Enclosures for Electrical Equipment, that is commonly used for ratings. Underwriters Laboratories (UL) has similar ratings to the NEMA ratings. Meeting a NEMA rating on a product can be self-declared by the manufacturer based on product testing; whereas having UL approval to the rating requires testing by UL for proof that the product meets the standard. Continue reading “Enclosure Ratings for Personal Protection and Dust/ Water Ingress Protection”

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Dwyer Releases the New Insertion Electromagnetic Flow Transmitter at AHR Expo 2018

Even before the AHR Expo officially opened to general attendees on January 22nd, guests of Dwyer Instruments were part of a highly anticipated release and demonstration of the Insertion Electromagnetic Flow Transmitter at the company’s booth. More than a dozen individuals from the HVAC industry experienced the features and benefits of this new magmeter firsthand. Continue reading “Dwyer Releases the New Insertion Electromagnetic Flow Transmitter at AHR Expo 2018”

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TABopts Software for the Award Winning SMART Air Hood® Balancing Instrument

The Dwyer SMART Air Hood® Balancing Instrument now has a TABopts Software option to make a great user experience even better.

The software by Ameritech Data Solutions presented with the HVAC air flow hood was unveiled at the 2018 AHR Expo.

How does a revolutionary and multi-award winning HVAC product become even more valuable to customers and the marketplace? Dwyer found a way to provide greater capabilities. Continue reading “TABopts Software for the Award Winning SMART Air Hood® Balancing Instrument”

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Check Us Out at AHR 2018!!!

While the end of the calendar year is busy for many Sales Departments focused on hitting their quotas, the Engineers at Dwyer Instruments, Inc. put in long hours each December to release the latest innovations for the HVAC market. In 2017, Dwyer released three award winning products (the PredictAir® Software App for the Smart® Air Hood Balancing Instrument, the Series AVUL Air Velocity Transmitter, and the 490A-HKIT Hydronic Balancing Manometer Kit) for the AHR Expo. For next week’s 2018 edition of AHR, the Dwyer team raised the bar another level with a slew of new product innovations. Continue reading “Check Us Out at AHR 2018!!!”