Ada ZCT AUTO, Operating Manual, Page: 7 / 40

MEASUREMENT FOUNDATION
ZCT AUTO
Press the trigger key till the instrument is started up. It is as shown below: automatic shut-
down function prompt will always be shown on display screen; at that time, press the key
without release, LCD will keep whole display. After release, the instrument will start to
work. The default state is normal measuring mode. At this time, if (8) symbol is displayed
on the LCD screen, please replace the battery.
1) Whether there is need to calibrate instruments or not. If necessary, select appropri-
ate calibration methods to proceed (refer to instrument calibration).
2) Measure
Make the measuring head contact the test surface vertically and press it gently. Each
time when you press the trigger, the display screen will show a measured value.
3) Shut down
The instrument will shut down automatically after about 60 seconds without any operation.
9. Function operating instructions
It is recommended to calibrate the instrument before each measurement. That will allow you to make more
accurate measurements.
1) Tester Calibration
Zero calibration: under measuring mode, touch the probe to zero reference metal substrate, then long press “MAX/MIN” KEY
to automatically inish zero calibration. When LCD shows 0000 , press down “LoNo/MEEU” KEY to return to normal status.
8. Startup and check battery status