Aktakom AMM-1009, User Manual

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Page 2: ...king above 60V dc or 30V ac rms Such voltages pose a shock hazard x When using the probes keep your fingers behind the finger guards on the probes x Measuring voltage which exceeds the limits of the m...

Page 3: ...sonal injury or damage to the meter Caution risk of electric shock This WARNING symbol indicates a potentially hazardous situation which if not avoided could result in death or serious injury This CAU...

Page 4: ...he voltage with respect to earth ground exceeds in this case 1000 VAC or VDC Equipment protected throughout by Double Insulation Class II Equipment complies with current EU directives SYMBOLS AND ANNU...

Page 5: ...ero Automatic Low battery indication A battery BAT symbol is displayed when the battery voltage drops below the operating level Measurement rate 2 5 times per second nominal Operating environment 0 to...

Page 6: ...solution Accuracy 400 0m V 0 1mV 4 000V 1mV 40 00V 10mV 400 0V 100mV 0 5 of rdg 1 digits 1000V 1V 0 5 of rdg 1 digits Input Impedance 10M Overload protection 500V dc or ac rms on 400mV range 1000V dc...

Page 7: ...C Current Range Resolution Accuracy 40 00mA 10uA 400 0mA 100uA 1 0 of rdg 1 digits 20A 10mA 3 0 of rdg 1 digits Input Protection 0 5A 250V fast blow fuse 10A 30sec input unfuse AC Current 50Hz 500Hz R...

Page 8: ...0 of rdg 4digits 400 00M 100k 10 of rdg 20dgts 10digits Open circuit voltage 0 6V dc 3 0V dc on 400 and 400M ranges Overload protection 500V dc or ac rms Continuity Audible indication 100 Overload pr...

Page 9: ...ncy about 400Hz Frequency Auto ranging Ranges 4kHz 40kHz 400kHz 4000kHz Accuracy 0 1 rdg 1dgt Sensitivity 200mV 10Hz 4kHz 2V 4kHz 4MHz Effect reading 10 3999 Logic Test Threshold Logic Hi 2 8 0 5V Log...

Page 10: ...Connect the black test lead to COM jack and the red test lead to V jack 2 Set the function Range switch to the desired voltage type AC or DC and range If magnitude of voltage is not known set switch...

Page 11: ...be taken Connect the meter in series with the circuit 5 Use caution when measuring 10 amps on 10A range for 30s please waiting for 10 minutes for next measurement of 10 amps for safety reason RESISTA...

Page 12: ...count offset in the reading When the test leads are shorted together in this range the meter will display 02 0 The residual reading must be subtracted from the reading obtained in step 4 when this ra...

Page 13: ...ward voltage drop is about 0 6V typical for a silicon diode 5 Reverse the probes If the diode is good OL is displayed If the diode is shorted 000 or another number is displayed 6 If the diode is open...

Page 14: ...ack test lead to the COM jack 3 Connect the test leads to the point of measur ement and read the frequency from the di splay CAPACITANCE MEASUREMENT 1 Set the function range switch to the desired F ra...

Page 15: ...COM jack 3 Connect the red test lead to the test point and the black lead to the common buss of the logic circuit 4 A on the display indicates TTL logic high and a indicates a TTL logic low Both indi...

Page 16: ...e removing the battery door 1 When the batteries become exhausted or drop below the operating voltage the battery warning symbol will appear in the LCD display The battery should be replaced 2 Follow...

Page 17: ...ning the screw using a Phillips head screwdriver 3 Insert the battery into battery holder observing the correct polarity 4 Put the battery cover back in place Secure with the two screws NOTE If your m...

Page 18: ...the old fuse from its holder by gently pulling it out 4 Install the new fuse into the holder 5 Always use a fuse of the proper size and value 0 5A 250V fast blow for the 400mA range 6 Put the fuse doo...