Dawson Tools DDM450 Manual - Página 7

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AC Voltage Measurement
Range
Resolution
4V
0.001V
40V
0.01V
400V
0.1V
600V
1V
• Input impedance: 10MΩ
• Max. input voltage: 600V rms
• Frequency response: 40~400Hz,
calibrated to rms of sine wave (average response)
DC Current Measurement
Range
Resolution
400µA
0.1µA
4000µA
1µA
40mA
0.01mA
400mA
0.1mA
10A
10mA
• Overload protection:
µA/mA input: Fuse(FF 400mA H 600V)
10A input: Fuse (FF 10A H 600V)
• Max. input current:
µA/mA input: 400mA rms
10A input: 10A rms
Accuracy
±(1.0% of reading +10 digits)
Accuracy
±(1.0% of reading +5 digits)
±(2.0% of reading +8 digits)
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AC
Current
Measurement
Range
Resolution
400 A
µ
0.1µA
4000µA
1µA
40mA
0.01mA
400mA
0.1mA
10A
10mA
• Overload protection:
µA/mA input: Fuse(FF 400mA H 600V)
10A input: Fuse (FF 10A H 600V)
• Frequency response: 40~400Hz,
calibrated to rms of sine wave (average response)
• Max. input current:
µA/mA input: 400mA rms
10A input: 10A rms
Resistance Measurement
Range
Resolution
400Ω
0.1Ω
4kΩ
0.001kΩ
40kΩ
0.01kΩ
400kΩ
0.1kΩ
4MΩ
0.001MΩ
40MΩ
0.01MΩ
• Max. input voltage: 600V rms
Continuity Test
Description
Resolution
If measured resistance is greater than
0.1Ω
50Ω,the meter's buzzer will sound.
•
Overload protection: 600V rms
Open circuit voltage: ~1.0V DC
•
Accuracy
±(1.8% of reading +3 digits)
±(2.0% of reading +8 digits)
Accuracy
±(0.7% of reading +3 digits)
12