Dawson Tools DDM453 Manuel de l'utilisateur - Page 9

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Diode Test
Description
Resolution
Display shows the forward-biased
0.001V
voltage drop of the diode.
•
Overload protection: 600V rms
•
Open circuit voltage: ~3.2V DC
Test current: ~ 1.0mA
•
Capacitance Measurement
Range
Resolution
10nF
0.01nF
100nF
0.1nF
1µF
1nF
10µF
10nF
100µF
100nF
1mF
1µF
10mF
10µF
100mF
10µF
• Max. input voltage: 600V rms
Frequency (AC voltage)
Range
Resolution
99.99Hz
0.01Hz
999.9Hz
0.1Hz
9.999kHz
0.001kHz
>10kHz
0.01kHz
≥
• Signal input range:
0.2V AC rms
(voltage input will increase as frequency increases)
• Input impedance: 10MΩ
• Max. input voltage: 600V rms
Accuracy
±(4.0% of reading +5 digits)
Accuracy
±(1.5% of reading +5 digits)
Reference only
15
Frequency (AC current)
Range
Resolution
99.99Hz
0.01Hz
999.9Hz
0.1Hz
>1kHz
0.001kHz
≥
• Signal input range: µA:
60µA rms mA:
(current input will increase as frequency increases)
• Max. input current: 10A rms
Frequency ( )
Hz
Range
Resolution
9.999Hz
0.001Hz
99.99Hz
0.01Hz
999.9Hz
0.1Hz
9.999kHz
0.001kHz
99.99KHZ
0.01kHz
999.9KHZ
0.1KHz
9.999MHZ
0.001MHz
≥2V
• Signal input range:
AC rms(voltage input will increase as
frequency increases)
• Max. input voltage: 600V rms
Duty Cycle
Range
Resolution
1 – 99%
0.1%
• In current mode:
≥
Signal input range: µA:
60µA rms mA:
(current input will increase as frequency increases)
Max. input current: 10A rms
• In voltage mode:
Signal input range: ≥0.6V AC rms
(voltage input will increase as frequency increases)
Input impedance: 10MΩ
Max. input voltage: 600V rms
Accuracy
±(1.5% of reading +5 digits)
Reference only
≥
≥
6mA rms A:
0.6A rms
Accuracy
±(1.5% of reading +5 digits)
Accuracy
± 2.0%
≥
≥
6mA rms A:
0.6A rms
16