Extech SDL720 Differential Pressure Manometer Datalogger 30 psi 11 Pressure Units Dual Input USBSD Card Data Logging Backlit LCD HVAC Calibration and Industrial Applications

Professional Differential Pressure Measurement Measure positive negative and differential pressures with a wide 30 psi range ideal for HVAC testing cleanroom monitoring and industrial calibration Flexible 11 Pressure Units Choose from multiple units including psi mbar kPa and mmHg ensuring versatility across international standards and simplifying work in global environments Dual Input for Comparative Testing Connect two pressure sources simultaneously to quickly compare and troubleshoot performance differences in systems such as filters pumps and ductwork Seamless Data Logging Transfer Store measurements directly onto an SD card for easy PC analysis or connect via USB Perfect for generating compliance reports and longterm trend analysis Rugged UserFriendly Design Features a large backlit LCD for clear readings durable housing for field use and practical functions like data hold minmax recording and adjustable sampling rates.