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UT521 USERS MANUAL

Battery sign Battery Voltage

8.2V

7.8V~8.2V

7.4V~7.8V

7.0V~7.4V

5.2 Test leads connection

Make sure all the test leads are firmly connected to the Tester input terminals;

test leads do not firmly connect will affect the accuracy of measuring value.

5. Preparation before measurement

5.1 Battery Voltage check: Select function from OFF to EARTH VOLTAGE or EARTH

RESISTANCE, LCD Display will show battery indicator : " " which show

lowest battery status, and need to change battery, otherwise the Tester cannot

work properly.

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Uni-Trend UT521 Specifiche Pagina 10