Lcd Display; Function Buttons - UNI-T UT256A Operating Manual

UT256A User Manual
VI. LCD Display (Picture 2)
Picture 2
Symbol Description
Warning sign, indicating AC voltage >35V
and DC voltage >50V
Data hold
Negative reading
Continuity test
Low battery indication
AC/DC measurement
AC/DC
Auto range
Auto
Resistance units (ohm, kilo-ohm, meg-ohm)
Ω, kΩ, MΩ
Voltage unit (volt)
V
Current unit (ampere)
A
Frequency unit (hertz)
Hz
Auto power off
Non-contact voltage sensing
NCV
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UT256A User Manual
VII. Function Buttons
1.SELECT button: When the function switch is in the composite
function position, short press this button to switch between
the corresponding functions.
2.H/ button: Short press this button to enable/disable the
data hold function. Long press (>2s) this button to turn
on/off the flashlight.
3.RANGE button: Short press this button to enter the manual
range mode (no "Auto" displayed) and change the range
in this mode. Long press this button to exit the manual
range mode. Turn the function switch or restart the meter
to restore default settings.
4. button: Short press this button to turn on/off the backlight.
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