Agilent Technologies U1251A User Manual page 163

U1251A & U1252A Frequency Sensitivity During Current Measurement
U1252A Frequency Counter Specifications
Range
99.999 Hz
999.99 Hz
9.9999 kHz
99.999 kHz
999.99 kHz
9.9999 MHz
Agilent U1251A/U1252A User's and Service Guide
Input Range
500.00 μA
5000.0 μA
50.000 mA
440.00 mA
5.0000 A
10.000 A
Duty Cycle
MODE
DC Coupling
Pulse Width
MODE
500 ms
2000 ms
[1] Positive or negative pulse width must be greater than 10 μs and the range of
duty cycle should be considered. The range of pulse width is determined by the
frequency of the signal.
Divide 1 (secondary display "-1-")
Resolution Accuracy
± (% of reading + No. of
Least Significant Digit)
0.001 Hz
0.01 Hz
0.0001 kHz
0.002%+5,
0.001 kHz
0.01 kHz
0.0001 MHz
Minimum Sensitivity (R.M.S. Sine-Wave)
20 Hz – 20 kHz
100 μA
250 μA
10 mA
25 mA
1 A
2.5 A
(1)
RANGE
0.01 % – 99.99 %
(1)
RANGE
0.01 ms
0.1 ms
Sensitivity
0.02%+3
100 mV R.M.S.
<2 MHz
200 mV R.M.S.
Specifications
ACCURACY AT FULL SCALE
0.3 % per kHz + 0.3 %
ACCURACY AT FULL SCALE
0.2 % + 3
0.2 % + 3
Min. Input Frequency
8
0.5 Hz
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