UNI-T UT39A - Resistance Measurement Accuracy; Frequency Measurement Accuracy; Temperature Measurement Accuracy

E. Resistance Test
Range Resolution
(0.8%+3)
Overload
Protection
250V DC
or AC rms
Accuracy
UT39A UT39B UT39C
200Ω
2kΩ
20kΩ
200kΩ
2MΩ
20MΩ
200MΩ
0.1Ω
1Ω
10Ω
100Ω
1kΩ
10kΩ
100kΩ
Remark:
Open circuit voltage:
At 200MΩ range: approx. 3V
Other ranges: 700mV
At 200MΩ range, test lead is in short circuit, and it is
normal to display 10 digits. During measurement,
subtract the 10 digits from the reading.
l
l
(0.8%+1)
(0.8%+1)
(0.8%+1)
(1%+2)
[5%(reading-10)+10]
F. The Model UT39C: Frequency
Range Resolution
(2%+5)
Overload Protection
250V AC
Accuracy
2kHz
20kHz
1Hz
10Hz
(1.5%+5)
Remark:
Input Sensitivity: 200mV.
When the input voltage is 30V rms, no guaranteed
accuracy.
l
l
G. The Model UT39C: Temperature
Range Resolution
(4%+4)
Overload Protection
250V AC
Accuracy
-40
0
C~0
0
C
1
0
C~400
0
C
401
0
C~1000
0
C
(2%+8)
(3%+10)
1
0
C
23
Model UT39A/B/C: OPERATING MANUAL