UNI-T UT268B, Руководство по эксплуатации

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8
1. USB transfer/charging port
2. Charging indicator light
3. 3-phase voltage input ports
4. LCD display
5. Rubber-insulated protective cover 6. Functional buttons
7. 3-phase current input ports
8. Plug of current clamp
9. Large-caliber current clamps
10. Test leads of voltage input
VII. Operating Instructions
Please check if any component of the voltammeter is damaged,
do not use in case any damage is found.
It is forbidden to use the voltammeter in dangerous places.
1. Power On/Off
Press “ ” to power on/off the voltammeter. The voltammeter powers off
automatically 15 minutes after it is powered on.
2. Data Hold/Cancellation/Storage
When the button “HOLD” is pressed under testing mode, the displayed data is held
and the symbol “HOLD” is displayed. Press HOLD to disable data hold. When the
voltammeter holds data, it performs automatic numbering, stores the data held
currently, and displays the numbering of groups (i.e. “Save: 002”). 500 groups of
data can be stored at most, the symbol “FULL” appears if storage is full.
3. Data Viewing/Exit
When the button “MEM” is pressed, the voltammeter enters data viewing mode
and displays the symbol “Read”. Start reading data from Group “Save: 001”. Press
“ ” to read data at an increment of 1, long press “ ” to read data at an increment
of 10. Press “ ” to read data at a decrement of 1, long press “ ” to read data at
a decrement of 10. Press “ ” and “ ” to cycle through voltage/current and phase,
active power, reactive power, apparent power, power factor, frequency, and
storage. Press “MEM” to exit data viewing mode and return to testing mode.
4. Data Deletion
Under data viewing mode or testing mode, long press “HOLD” to enter data
deletion mode, press “ ” to select “YES” or “ ” to select “NO”, then return to
testing mode after selected.