Mô tả sản phẩm: Flus DT-311A
GENERAL SPECIFICATIONS
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Display |
3 1/2 digits LCD with a max. reading of 1999. |
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Range control |
Auto range & Manual range control |
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Polarity |
Automatic negative polarity indication |
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Zero adjustment |
Automatic |
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Overrange indication |
“OL” or“-OL” display |
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Low battery indication |
Display "" symbol |
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Data hold: |
Display “” symbol |
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Clamp opening size |
40mm |
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Auto Power Off |
The meter will enters into Standby mode after 15 minutes of inactivity. Press any key to exit this mode.When restart the system, press and hold SELECT key to disable auto power off.
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Safety standards |
EMC/LVD. The meter is up to the standards of IEC1010 Double Insulation，Pollution Degree 2, Overvoltage Category Ⅲ.
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Operating environment |
Temperature: 32 to104°F (0°C to 40°C), Humidity: ≤ 80% RH.
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Storage environment |
Temperature: -4 to140°F (-20°C to 60°C) Humidity: ≤ 90% RH.
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Power supply |
9V battery |
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Dimension |
138(H) * 62(W) * 26(D) mm |
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Weight |
Approx. 135g (including battery) |
ELECTRICAL SPECIFICATIONS
1 DC Voltage
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Range |
Accuracy |
Resolution |
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200mV |
± ( 1.0%+6 ) |
0.1mV |
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2V |
± ( 0.5%+4 ) |
1mV |
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20V |
10mV |
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200V |
100mV |
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600V |
± ( 1.0%+4 ) |
1V |
Overload protection: 600V DC or AC rms, Impedance: 10MΩ
2 AC Voltage
|
Range |
Accuracy |
Resolution |
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200mV |
unspecified |
0.1mV |
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2V |
± ( 1.2%+4 )
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1mV |
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20V |
10mV |
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200V |
100mV |
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600V |
± ( 1.5%+3 ) |
1V |
The 200mV range be selected by press “RANGE” key only
Average sensing, calibrated to rms of sine wave
Frequency: 40～400Hz, Impedance: 10MΩ
Overload protection: 600V DC or AC rms
3 AC A Current
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Range |
Accuracy |
Resolution |
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2A |
± ( 3.0%+10 ) |
1mA |
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20A |
± ( 2.5%+10 ) |
10mA |
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200A |
± ( 2.0%+10 ) |
100mA |
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600A |
± ( 2.5%+10 ) |
1A |
Average sensing, calibrated to rms of sine wave
Frequency: 50～60Hz, Overload protection: 500A
4 Resistance
|
Range |
Accuracy |
Resolution |
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200Ω |
± ( 1.0%+2 )
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0.1Ω |
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2kΩ |
1Ω |
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20kΩ |
10Ω |
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200kΩ |
100Ω |
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2MΩ |
1kΩ |
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20MΩ |
± ( 2.0%+3 ) |
10kΩ |
Overload protection: 250V DC or AC rms
5 Diode and Audible continuity test
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Range |
Description |
Test condition |
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Display read approximately forward voltage of diode |
Forward DC current approx. 0.4mA Reversed DC voltage approx. 1.5V |
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Built-in buzzer sounds if resistance is less than 50Ω |
Open circuit voltage approx. 0.5V |
Overload protection:250V DC or AC rms
