Extech Instruments LT250W, Руководство пользователя

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Table of contents
1 Introduction........................................................................1
2 Safety ................................................................................2
3 FCC Compliance .................................................................3
4 Product Description ............................................................4
4.1 Meter Description ....................................................... 4
4.2 Function Buttons ........................................................ 4
4.3 Display Symbols......................................................... 5
5 Operation ...........................................................................6
5.1 Powering the Meter ..................................................... 6
5.2 Auto Power Off (APO).................................................. 6
5.3 Taking Measurements ................................................. 6
5.4 Changing Measurement Units ....................................... 7
5.5 Data Hold Function ..................................................... 7
5.6 LCD Backlight............................................................ 7
5.7 MAX/MIN Readings .................................................... 7
5.8 Bluetooth Operation .................................................... 7
6 Maintenance .......................................................................9
6.1 General Cleaning ....................................................... 9
6.2 Battery Replacement................................................... 9
7 Specifications................................................................... 10
7.1 General Specifications............................................... 10
7.2 Measurement Specifications ....................................... 10
7.3 Environmental Specifications ...................................... 10
7.4 Connectivity Specifications ......................................... 11
8 Two-year Warranty............................................................. 12
8.1 Calibration and Repair Services................................... 12
8.2 Contact Customer Support ......................................... 12
#NAS100076; r. AA/78957/78963; en-US ii