An HVAC technician must measure water temperatures, as well as dry bulb and wet bulb temperatures of air. For example, you may have to measure the entering and leaving temperatures for a coil - both ...

An e-mail from Herman asks about an instrument using thermometers to determine humidity and wants to know what it is. It's called a sling psychrometer and consists of two thermometers fastened onto a ...

An e-mail from Gary recalls an instrument using thermometers to determine humidity and wants to know what it is. It's called a sling Psychrometer and consists of two thermometers which are fastened ...

Designed to take accurate measurements of humidity and temperature from the most difficult to reach places is the DP-110 in-duct digital psychrometer. The 6-inch flex neck allows technicians to ...

It's been quite humid in the Brazos Valley over the last week, but how might you measure that humidity from home? We have a fun activity that you can do with everyday items. Now bear with me here, but ...

My high school had a weather station on the roof so earth-science students could make measurements each morning. We climbed up a ladder in the janitor's closet, went through a hatch and out onto the ...

Extech Instruments, a world leader in test and measurement tools, announces the launch of several environmental meter series optimised for HVACR and Indoor Air Quality professionals. The series ...