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Table of contents

7.3 Alarm Thresholds ..................................................... 20

7.4 Alarm Delay Timer .................................................... 20

7.5 Alarm Alerts ............................................................ 20

7.6 Alarm Statistics ........................................................ 21

8 Relative Humidity Calibration ............................................. 22

8.1 Calibration Overview ................................................. 22

8.2 Calibration Process ................................................... 22

8.3 Calibration Notes...................................................... 22

9 Specifications................................................................... 23

10 Two-year Warranty............................................................. 24

10.1 Calibration and Repair Services................................... 24

10.2 Contact Customer Support ......................................... 24

#NAS100123; r. AA/88670/88670; en-US iii

Extech Instruments 42280A User Manual

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