Table of Contents
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1
Specifications
Product Specifications
[1]
DC specifications
Table 1-1 DC accuracy ±
Function
[2]
Voltage
100.000 mV
1.00000 V
10.0000 V
100.000 V
300.000 V
[3]
Current
10.0000 mA
100.000 mA
1.00000 A
2.00000 A
100.000 Ω
[4]
Resistance
1.00000 kΩ
10.0000 kΩ
100.000 kΩ
1.00000 MΩ
10.0000 MΩ
100.000 MΩ
[5]
Diode test
1.0000 V
[6]
Continuity Test
1.0000 kΩ
2
Range
Input
impedance
10 MΩ
10 MΩ
10 MΩ
10 MΩ
10 MΩ
–
–
–
–
–
–
–
–
–
–
–
–
–
U2741A USB Modular 5.5 Digits Digital Multimeter Service Guide
Test current
/Burden voltage,
(% of reading +
shunt resistance
–
0.015 + 0.008
–
0.015 + 0.005
–
0.018 + 0.005
–
0.018 + 0.005
–
0.018 + 0.005
<0.2 V, 10 Ω
<0.2 V, 1 Ω
<0.3 V, 0.1 Ω
<0.8 V, 0.1 Ω
1.0 mA
1.0 mA
100 μA
10.0 μA
1 μA
225 nA
225 nA
1.00 mA
1.00 mA
Accuracy
Temperature
coefficient
% of range)
0
°
28
°
0.002 + 0.0008
0.001 + 0.0005
0.002 + 0.0005
0.002 + 0.0005
0.0015 + 0.0005
0.06 + 0.015
0.005 + 0.0025
0.06 + 0.005
0.008 + 0.002
0.15 + 0.007
0.005 + 0.002
0.15 + 0.007
0.005 + 0.002
0.03 + 0.008
0.006 + 0.0008
0.03 + 0.005
0.006 + 0.0005
0.03 + 0.005
0.006 + 0.0005
0.03 + 0.005
0.006 + 0.0005
0.06 + 0.005
0.01 + 0.0005
0.25 + 0.005
0.025 +0.0005
2.0 + 0.005
0.3 + 0.0005
0.015 + 0.03
0.005 + 0.0005
0.05 + 0.03
0.005 + 0.0005
C to 18
°
C
C to 55
°
C
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