User’s Manual Smart Digital Power Meter
Instruments.uni-trend.com
12
/
40
Setup Key
Enter Setup menu, this menu is to editing the configuration data of
measurement, alarm and communication.
Mute Key
The beeper can be mute when over the limit (mute alarm). Press the key
to activate mute key and the indicator will be illuminated; press it again
to relieve the mute and the indicator will be extinguished.
Crest Factor
To enter crest factor display interface.
Enter or Utility Key
Enter Key: Short press is to activate confirm key to save the currently
edited data.
Utility Key: Long press is to activate Utility key to enter Utility menu.
Lock Key
Press this key and the indicator will be illuminated. Long press to unlock
the key and the indicator will be extinguished.
2.3.2 Display and Symbol
Display and Symbol
Description
Four display windows
；
Display measurement data: The display screen can display V (voltage), A
(current), W (power), PF (power factor)/Hz (frequency) and measurement
value of harmonic at the same time.
Menu editing: Display menu
An upgrade symbol of measurement data.
,
,
,
,
Alarm Symbol
OK
：
Measurement value of the current and power within the upper/lower
limit.
A Hi
：
Measurement value of current is higher than the upper limit.
A Lo
：
Measurement value of current is lower than the upper limit.
P Hi
：
Measurement value of power is higher than the upper limit.
P Lo
：
Measurement value of power is lower than the upper limit.
The current display data is RMS.
The current display data is the measurement data of harmonic.
The current display data is crest factor.
The current display data is the measurement value of harmonic.
The current display data is the harmonic distortion factor.
It’s a symbol of communication, it represents the upper computer
communicating with power meter.
