17
get into the mode of DUTY measurement, and press “Hz/DUTY”
button again to return to the mode of Frequency measurement.
4. When measuring AC current or voltage, press “Hz/DUTY” button
to get into the mode of Frequency measurement, and press
“Hz/DUTY” button again to get into the mode of Duty Circle
measurement, and press the button third to return to the mode of
AC current or voltage measurement.
Note:
a) Do not input the signal
more than 60V. Otherwise it is
possible to damage the
instrument and endanger the
safety of the users.
b) Cut the connection
between the test lead and
tested circuit at once after
measurement.
Input sensitivity: 1.0V.
Overload protection: 250V DC/AC peak value.
Duty Circle Indication: (0.1%-99.9%)
Range
Accuracy
Resolution
100Hz
±(0.5%+4d)
0.01Hz
1000Hz
1Hz
10kHz
10Hz
100kHz
100Hz
1MHz
1kHz
30MHz
10kHz
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...