2000 Counts with 31/2 automatic digital instrument, performance stable ,reliability and high precision; battery-driven automatic, adopts 21mm high LCD display, 15 seconds delay backlight, high pressure alarm and overload protection ,measure the DC voltage and AC voltage DC current and AC current, resistance, Capacitance Diode, on-off test, True RMS measurement, frequency parameters.
Product Introduction
1. Display, liquid crystal display (LCD)
2. Maximum display: 1999 (3 1/2) bits Automatic polarity display
3. Measurement: double integral A / D conversion;
4. Sampling rate: about 3 times per second;
5. Over range display: “0L”
6. Low voltage display: symbol appears;
7. Working environment: (0 ~ 40) ?? C, relative humidity <80%;
8. Power Battery supply: 9V.
9. Volume (size): 184 90 46 mm (LWH);
10. Weight: about 320g (including 9V battery);
11. Attachment: a manual, a certificate, a box, a pair of pen, K-type thermocouple
?Function |
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Symbol function
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2000counts
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DC voltage DCV
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YES
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AC voltage ACV
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YES
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AC DC current mA/uA
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YES
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AC DC current 10A
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YES
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Resistor / Diode / On-Off
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YES
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Capacitance C
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YES
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AUTO ON OFF
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YES
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BACKLIGHT DISPLAY
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YES
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unit symbol display
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YES
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True RMS measurement
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YES
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Electricfield measurement
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YES
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?DC voltage(DCV)
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?Range
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Accuracy/2000counts
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Resolution
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200mV
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??0.5%+3??
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0.1mV
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2V
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0.001V
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20V
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0.01V
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200V
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0.1V
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1000V
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??0.8%+10??
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1V
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AC voltage RMS??ACV??
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?Range
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Accuracy/2000counts
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Resolution
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200mV
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??0.8%+5??
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0.1mV
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2V
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1mV
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20V
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10mV
|
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200V
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100mV
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750V
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??1.2%+10??
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1V
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DC current
|
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?Range
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Accuracy/2000counts
|
Resolution
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20uA
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??0.8%+10??
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0.1uA
|
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2mA
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0.001mA
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20mA
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??2.0%+30??
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0.01A
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200mA
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0.1A
|
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10A
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1A
|
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?AC current
|
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?Range
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Accuracy/2000counts
|
Resolution
|
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20mA
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??2.0%+30??
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0.01A
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200mA
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0.1A
|
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10A
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1A
|
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Resistance??????
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Range
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?Accuracy/ 2000counts
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Resolution
|
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200??
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??0.8%+5??
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0.1??
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2k??
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??0.8%+3??
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1??
|
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20k??
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10??
|
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200k??
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100??
|
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2M??
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1k??
|
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20M??
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??1.0%+25??
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10k??
|
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Capacitance
|
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Range
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Accuracy/2000counts
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Resolution
|
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20nF
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??3.5%+20??
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10pF
|
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200nF
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100pF
|
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2uF
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1nF
|
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20uF
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10nF
|
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200uF
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??5.0%+10??
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100nF
|
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2mF
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1uF
|
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20mF
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10uF
|
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Diodes power-on test
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Range
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Display value
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Test Conditions
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???—-??
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Diode forward voltage drop
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Forward DC current is about 1mA open circuit voltage is about 3V
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The buzzer long sounds Test the resistance of two points less than (50 20) ??
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Open circuit voltage about 3V
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