21
1. Keep the instrument dry, and keep it away form dust and shock.
2. Do not store and use the instrument in high humility, high
temperature, combustible, explosive and strong magnetic places.
3. Clean the surface of the instrument with the damp cloth and
gentle detergent, do not use the strong solvent like the abrasive
cleaner and alcohol, etc.
4. Take out the batteries if do not use the instrument for a long time
to prevent the batteries from leaking the liquid to corrode the
instrument.
5. Wh
en LCD displays “
“ symbol, should replace the
batteries as the following steps:
5-1. Loose the screw that fixes the batteries, and remove the
battery case.
5-2. Remove the spent 1.5V batteries, and replace them by two
same type new batteries. It is better to use alkaline batteries for
lengthening the usage time.
5-3. Fit on the battery case and tighten the screw.
5-4. The steps of replacing the fuse are same as the above. When
replacing the fuse, please use the same specification, same type of
fuse.
Note:
1. Do not input the voltage more than 1000V DC/AC peak value.
2. Do not measure the voltage at the Current, Resistance, Diode
and Buzzer Range.
3. Do not use this instrument to measure before fixing the battery or
tightening the bottom case
4. Please remove the test lead from the tested point and turn the
power off before replacing the battery or fuse.
Summary of Contents for MT-1820
Page 26: ...25 MT 1820 3 5 6 USB 24mm LCD 61 REL USB LCD 4 A D K USB MT 1820 IEC1010 2...
Page 27: ...26 30V 10mA 2 3 4 5 6 7 8 9 10 11 12 LCD 13 14...
Page 28: ...27 1 2 61 LCD 3 RANGE 2 fHE 4 HOLD 5 Hz DUTY 6 MAX MIN MAX MIN MAX MIN 2 MAX MIN...
Page 36: ...35 400mV 250V 2 V Hz COM SELECT 3 4 a OL b c 250V 1 0mA 3 0V 50 0 5V...
Page 39: ...38 1 hFE 2 mA COM 3 NPN PNP E B C 4 a mA COM b hFE NPN PNP 0 1000 1mA VCE 2 1V...
Page 41: ...40 1 USB USB 2 COM5 3 OPEN COM 4 USB2 0 1 2 START 3 HELP 1 2 20 3 4 1...
Page 42: ...41 2 3 4 5 LCD a b 2 1 5V 1 5V c d 1 1000V 2 3 4...
Page 43: ...42 MT 1820 12 CD 0755 83692415 83692986 83246594 83247554 0755 83692143...
Page 44: ...43...