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Home » Keywords: » measurement in HVACR

Items Tagged with 'measurement in HVACR'

ARTICLES

Air-Handler-Static-Pressure-Measurements
Duct Dynasty

Clearing the Air Surrounding Air Handler Static Pressure Measurements

David Richardson
David Richardson
November 24, 2025

A decade-old static pressure diagram sent the wrong message, and it took a sharp-eyed contractor to catch it. Here’s a clearer way to think about air handler TESP, filters, and coils — and why “as-shipped” matters.


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NAVAC-Digital Manifold Gauge with MeasureQuick

NAVAC Manifold Gauges Compatible With Diagnostic App

The ACHR NEWS Editorial Staff
July 9, 2025

Technicians can now view, log, and analyze live system data, such as temperature, pressure, subcooling and superheating, directly within the measureQuick ecosystem.


Read More
Expert Tech Tips Episode 2 – Measuring Superheat

Expert Tech Tips: Episode 2 – Measuring Superheat

How-to video: measuring superheat
July 16, 2023
Don Fort, senior technical trainer, Heatcraft, walks HVAC technicians through the process of measuring superheat in a system.
Read More
Emerson logo.png

Emerson to Buy National Instruments

Company says $8.2B deal will enhance its automation business
April 13, 2023

Emerson, a global technology and software company, has agreed to purchase National Instruments Corp. (NI), a provider of testing and measurement tools, for about $8.2 billion, or $60 per share in cash.


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Manual J in Existing Home

ACCA Defends Need for Manual J in Residential Home

A few minutes spent on data entry will ensure satisfied customers, professional results
Wes Davis
January 25, 2023
Residential HVAC system design is a foundational step in the process to deliver predictable comfort, and estimating the heat loss and gain of a dwelling is the cornerstone of that process.
Read More
Professor John Tomczyk

The Definitive Guide to Temperature Glide, Part 2

Always consult the P/T chart when calculating superheat and subcooling for refrigerant blends
John Tomczyk
January 20, 2023
Service technicians need to be careful when reading the pressure/temperature chart because if they choose the wrong values, they will make mistakes diagnosing the system.
Read More
Residential Retrofit

Is a Manual J Load Really Necessary on Residential Retrofits?

Greg Fox
January 19, 2023
Is performing a Manual J load calculation needed in residential retrofit applications? For the industry energy experts sitting behind a desk, yes. For those of us in the real world, it doesn't make sense.
Read More
Homeowner and Contractor

HVAC Equipment Maintenance Can Boost Indoor Air Quality

Regular cleaning, changing filters, and coating coils can all contribute to better indoor air quality
Layan Dahhan
Layan Dahhan
December 25, 2022
Without proper cleaning and maintenance, many products that have been designed to improve the quality of air within a building or home will start to falter. That’s where contractors come in.
Read More
Airside Testing

Four Lessons Bowling Can Teach Us About Airside Testing

David Richardson
David Richardson
December 16, 2022
Bowling is a game that provides instant feedback. Testing the airside of an HVAC system has some interesting similarities. Let’s look a little deeper at some lessons bowling can teach us about airside testing.
Read More
Vacuum Level Diagram.

Understanding Vacuum Level Measurements

Noncondensables can cause problems if not removed from a refrigeration system
Joe Marchese
July 19, 2022
Technicians should pull the necessary vacuum to ensure the system they are working on is properly evacuated.
Read More
More Articles Tagged with 'measurement in HVACR'

EVENTS

Live Training Track

4/1/14
Sandman Vancouver City Centre
180 West Georgia Street, V6B 4P4
Vancouver, British Columbia
Canada

Introduction to M&V

The training introduces the basic concepts of M&V (measurement and verification) and the IPMVP (International Performance Measurement & Verification Protocol).

Read More
More Events Tagged with 'measurement in HVACR'
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    R-455A Refrigeration: A Cold Storage Solution for the Future

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    Sponsored byAirex Manufacturing Inc

    Consolidating Roof Penetrations: A Growing Trend in Multifamily HVAC Design

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