UNI T True RMS Digital Multimeter UT139S
Sepcifications
The UT139 series are CAT III 600V digital multimeters designed for electricians
Its NCV feature can eectively check the electrical status through measuring EM eld intensity
The new UT139E/S models include special features such as LoZ (ACV) for measuring‘ghost’
voltage
Its built-in 31-segment analogue bar also gives electricians a better visual representation of
measurement results
UT139S is built with black EBTN display and it is a perfect meter for working in dark
environments
True RMS
Auto and manual range selectable
LPF (low pass lter) function
LoZ (low impedance input) function
31-segment analogue bar graph
Diode, duty ratio and continuity buzzer