The analog manometer, commonly referred to as a Magnehelic ®, is a test instrument that has been around the HVAC industry for decades. Among many technicians in the field, it is still the test ...
Model SDMN6 Dual Port Manometer and Pressure Switch Tester measures gas and static pressure and accurately tests pressure switches by simulating a draft with an internal pump. The instrument tests the ...
The metrology revolution is gathering pace. Hot on the heels of an overhaul of the most fundamental ‘base’ units of measure in the International System of Units (SI) last month, some metrologists are ...