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User's Manual
3.5.2 Key Combination
[Shift + Mode]
Each time the [Shift + Mode] key is pressed, the measurement mode will be switched once, and there are
three measurement modes, DC, RMS, and MN.
[Shift + Cal]
Zero calibration
[Shift +Reset]
Rest the integral
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Waveform display
Display the waveform of voltage and current.
Integral key
The average active power and current can be integrated.
Lock key
Press this key to disable other keys, long press 1 second to unlock keys.
Voltage settings
Press this key to set the voltage, use "▲,▼" to select the range, and press the "Enter" key to save the
selected range and exit (or wait for 10 seconds to automatically save the settings and exit);
The second function of this key is measurement mode switching, which can switch to DC, RMS or MN.
Current settings
Press this key to set the current, use "▲,▼" to select the range, and press the "Enter" key to save the
selected range and exit (or wait for 10 seconds to automatically save the settings and exit);
The second function of this key is zero calibration.
Max hold
Hold the maximum value, the data is updated only when a measured value that is larger than the value
that has been held.
Data hold
Hold the measured data that test by the input terminal.
Start key
Press this key to starting the integral.
Stop key
Press this key to pausing the integral. Press the Shift key with this key is to reset the integral or zeroing
the integral.
Single measurement
In data hold, press the Single key to measure one time, the measured data is kept after the
measurement is finished.
Function settings
Press this key to set the synchronous source, line filter, frequency filter, crest factor, data update
interval (SETUP), average filter (AVG), external current sensor input (EXT), VT/CT scale factor (SCALE),
range jump (JUMP), D/A output and control.
System settings
System information (INFO), SET, RS232, IP and USB.
UTE310 Digital Power Meter
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