How to Measure HVAC Fan RPM with a Tachometer (TAB Field Tip)

In this video, we discuss the process of test and air balance (TAB) at the end of an HVAC project. The TAB contractor comes in to ensure that all equipment is operating as per the specifications. As the controls contractor, I need to be prepared to assist the TAB team by providing them with the necessary tools and access to the system. I demonstrate the use of a signal generator to manually control the equipment and help the TAB team perform their measurements. Overall, the TAB process is an imp

HVAC Static Pressure Testing