UNI-T UTE9800+ Series User Manual page 22

Smart digital power meter
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User's Manual
Para-
Meter
V
(Voltage)
Window
A
B
C
D
The following figure shows the display interfaces of the four display windows (Take the measurement of electrical
parameters when the voltage is 220V, the current is 1A and the power factor is 1 as an example).
3.2.2 Alarm for Over Range
These situations will be regarded as over range.
1. The measured value of voltage and current exceeds 120% of the rated range.
2. The peak value of voltage and current exceeds 170% of the rated range (UTE9802+ and UTE9811+ only).
"--OL-"will be appear when the range is exceeded (for UTE9806+, "V-OL" indicator will be displayed for voltage
over range, and "A-OL" indicator will be displayed for current over range).
3.2.3 Alarm for Lower Measured Value
UTE9802+/UTE9811+: The alarm will be appear if the measured value of voltage is less than 3V or the measured
value of current is less than rated value 0.1%.
1. Voltage, current, power displays "0".
2. Power factor displays "-----".
UTE9806+: The alarm will be appear if the measured value of voltage is less than 0.5V or the measured value of
current is less than rated value 0.1%.
1. Voltage, current, power displays "0".
2. Power factor displays "-----".
Note:
UTE9806+: When the measured frequency is lower than 40Hz, it will display as "0".
3.2.4 Alarm for Break Off
When switch measurement range and function, "-----"will be appear for a while (UTE9802+ only).
Instruments.uni-trend.com
W
A/mA
(Apparent
(Active
(Current)
Power)
Power)
VA
PF
V pk
(Power
(Voltage
Factor)
Peak)
/
/
/
/
/
/
/
/
UTE9800+ Series Smart Digital Power Meter
A pk
V Hz
A Hz
(Current
(Current
(Voltage
Frequency)
Peak)
Frequency)
/
/
/
/
/
/
/
/
/
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Ute9806+Ute9811+Ute9802+

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