21
High Accuracy Digital Multimeter with USB Interface
Capacitance
NNootteess::
above accuracies for film capacitor or better can be guaranteed within the
full range.
Diode
NNootteess::
the test current is about 0.7mA.
Logic Frequency
Linear Frequency
NNootteess::
Low voltage or low frequency would lower the accuracy.
Duty Ratio
RANGE RESOLUTION ACCURACY
50nF 0.01nF ± (1% + 5)
500nF 0.1nF ± (1% + 5)
5
µ
F 1nF ± (1% + 5)
50
µ
F 10nF ± (1% + 5)
500
µ
F 0.1
µ
F ± (2% + 5)
5000
µ
F1
µ
F ± (2% + 5)
RANGE RESOLUTION ACCURACY
2.5V 0.1mV ± (1% + 5)
FREQUENCY RANGE SENSITIVITY ACCURACY
5Hz to 2MHz Vp 2 to 5V square wave ± (0.006% + 4)
FREQUENCY VOLTAGE/ SENSITIVITY ACCURACY
RANGE CURRENT RANGE
500mV 100mV
5V 0.5V
5Hz to 200KHz 50V 4V ±(0.006% + 4)
(sine wave) 500V 40V
1000V 400V
5000µA 1mA
500mA 100mA
FREQUENCY RANGE DUTY RATIO RANGE RESOLUTION ACCURACY
5Hz to 500KHz 5% to 95% 0.01% ± (2% + 5)