Table 1-3 Temperature Coefficient For Voltage; Table 1-4 Ac Accuracy For Current - Agilent Technologies U2741A USB Service Manual

1 Specifications
[3]
Additional error to be added as frequency more than 30 kHz and signal input less than 10% of range. 30 kHz to 100 kHz:
0.003% of full scale per kHz.
[4]
Input signal has to be more than 50 Vrms.

Table 1-3 Temperature coefficient for voltage

100.000 mVrms,
Temperature
coefficient

Table 1-4 AC accuracy for current

Function Range
[2]
Current 10.0000 mA
100.000 mA
1.00000 A
2.00000 A
[1]
In manual range, the settling time is 2.6 seconds while in autorange, the first measurement accuracy is <1% .
[2]
Input protected with externally accessible 2 A, 250 V fast blown fuse.
4
Range
20 ~ 45
1.00000 V,
10.0000 V, 0.02 + 0.02
100.000 V,
250.000 V
[1]
Burden
voltage/
Current shunt
<0.2 V, 10 Ω
<0.2 V, 1 Ω
<0.3 V, 0.1 Ω
<0.8 V, 0.1 Ω
U2741A USB Modular 5.5 Digits Digital Multimeter Service Guide
Frequency (Hz)
45 ~ 10k 10k ~ 30k
0.02 + 0.02 0.05 + 0.02
Accuracy input (% of reading + % of range)
Frequency (Hz)
20 ~ 45 45 ~ 1k
1.5 + 0.1 0.5 + 0.1
1.5 + 0.1 0.5 + 0.1
1.5 + 0.1 0.5 + 0.1
1.5 + 0.1 0.5 + 0.1
30k ~ 100k
0.1 + 0.02
1k ~ 10k
2 + 0.2
2 + 0.2
2 + 0.2
2 + 0.2