Ac Specifications - Agilent Technologies U1241B User's And Service Manual

AC Specifications

Table 6-18 AC specifications with accuracy of ± (% of reading + No. of Least Significant
Function Range
[1][2] 1000.0 mV
AC Voltage
True RMS
10.000 V
100.00 V
1000.0 V
1000.0 μA
[2]
AC Current
10000 μA
True RMS
100.00 mA
440.0 mA
10.000 A
[1] Input impedance: 10 M (nominal) in parallel with <100 pF, with overload protection of
[2] ACV and AC μA/mA/A specifications are true RMS AC coupled, valid from 5% to 100% of range.
[3] Current can be measured from 50 mA to 440 mA continuously. An additional 0.2% needs to be
[4] Current can be measured from 0.5 A up to 10 A continuously with the maximum operating
U1241B/U1242B User's and Service Guide
Digit)
Test Current/
Resolution Burden Voltage
0.1 mV –
0.001 V –
0.01 V –
0.1 V –
0.1 μA < 0.06 V (50 Ω)
1 μA < 0.55 V (50 Ω)
< 0.18 V (0.5 Ω)
0.01 mA
< 0.8 V (0.5 Ω)
[3] 0.1 mA
< 0.4 V (0.01 Ω)
[4] 0.001 A
1000 V R.M.S.
The crest factor may up to 3 at full scale and for 1000 V range, the crest factor is 1.5 at full scale.
For non-sinusoidal waveforms with crest factor ≤ 3, add 2% reading + 2% full scale typical.
added to the specified accuracy if the signal measured is in the range of 440 mA to 1100 mA for 30
seconds maximum. After measuring current of > 440 mA, leave the meter to cool down for twice
the measuring time used before application of low current measurement.
temperature of 50 °C. An additional 0.3% needs to be added to the specified accuracy if the signal
measured is in the range of 10 A to 19.999 A for 15 seconds maximum. After measuring a current
of >10 A, leave the meter to cool down for 60 seconds before applying low current measurement.
Specifications and Characteristics
Accuracy
40 Hz to 500 Hz 500 Hz to 1 kHz
2% + 5
1% + 5
1% + 5
1% + 5 1.5% + 5
6
1 kHz to 2 kHz
-
2% + 5
–
–
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