The FieldPiece SDMN6 dual-port manometer measures both positive and negative pressure on vacuum control lines. The device will take differential pressure readings and display the difference between P1 and P2 at all times in the lower right corner of the LCD. Watch Bryan explain the different measurements on a manometer and how to prevent common mistakes in this video. Click below https://www.youtube.com/watch?v=4J_-GkWhHQI #hvac #manometer #refrigeration | HVAC School

Did you know the Fieldpiece SDMN6 Dual Port Manometer can measure gas, static and differential pressure, plus test and calibrate pressure switches? The SDMN6 has you covered! Watch the video to learn more about the pressure switch tester and see our website for more SDMN6 features: https://www.fieldpiece.com/product/sdmn6-dual-port-manometer-and-pressure-switch-tester/ #hvac #hvacr #hvacrlife #hvacrtech #fieldpiece | Fieldpiece Instruments