Lumel np10, User Manual

Page 1: ...ANALOG DIGITAL MULTIMETER NP10 USER S MANUAL...

Page 2: ...10 11 18 20 12 21 11 19 16 15 14 17 15 7 230 0 50 00 0 0 10 20 30 40 30 50 60 Hz V AC 1 4 2 8 3 9 6 5 13 AUTO 1...

Page 3: ...tion 10 Main Display for digits decimal point and polarity 11 Display for manual range selection Hold MIN MAX Relative Peak functions 12 Over range indication 13 Bar graph for analog indication 14 Sub...

Page 4: ...asurement 9 9 Voltage measurement 9 10 Current measurement 10 10 1 AC current measurement with clip on current transformers 11 10 1 1 Transformer output mA A 11 10 1 2 Transformer output V 11 11 Resis...

Page 5: ...n c c h T mult u t n f e r d o mea u ir uits i w t o c rona disc arge h g i h v ltag h o e ul c ef h meas ri on c c t a s B p e ar i t c arly ar ul w en u ng HF ir i D u s ngerou composit volt ges may...

Page 6: ...posed Therefore the meter must be disconnected from the measuring circuit prior to opening its case for repair or replacement of parts If repair cannot be avoided unless the meter is opened and live t...

Page 7: ...HOLD mode The LCD displays the saved value Turning the multimeter OFF To turn OFF the meter rotate the rotary knob 6 to the OFF position 4 Function and range selection The function selector switch 6 i...

Page 8: ...al display LCD 5 1 Digital display The MAIN digital display 10 shows the measured value with correct location of decimal point and sign The selected measuring Unit 15 and the function 21 are simultane...

Page 9: ...OFF Other wise it gets off automatically after 60 secs 6 HOLD and Delay Hold feature 6 1 HOLD feature After pressing HOLD 8 button meter stop updating the LCD panel After enabling HOLD function the me...

Page 10: ...an 1 second A self calibration process will execute automatically before normal peak hold operation In peak mode main display shows current value of signal and sub display shows PMAX or PMIN value whi...

Page 11: ...ernate switching takes place between DC and AC The change over is acknowledged by a sound signal n The symbols DC and AC 21 are displayed as per selected function on the LCD n When selecting a range w...

Page 12: ...e secondary side e g due to defective or disconnected leads a blown fuse in the meter or a wrong connection dangerously high voltages can occur at the connectors Therefore verify that the current circ...

Page 13: ...rement AC current measurement with clip on current transformers 660 mA 660 0 50 00 0 0 10 20 30 40 30 50 60 Hz m A 10 A 9 00 50 00 0 0 10 20 30 40 30 50 60 Hz A A mA V 660 0 50 00 0 0 10 20 30 40 30 5...

Page 14: ...ally dead External voltages would falsify the measured results 12 1 Continuity test n Set the function selector switch 6 to W then press the yellow multi function push button 5 The multimeter acknowle...

Page 15: ...e function selected the meter emits a continuous sound signal whenever the reading is less than 30mV Note Resistors and semiconductor junction in parallel with the diode falsify the measured results C...

Page 16: ...50 60 0 0 10 20 V 0 600 0 0 10 20 30 40 30 50 60 V 13 Capacitance measurement Multimeter NP10 5 NP10 6 n Verify that the device under test is electrically dead External voltages would falsify the mea...

Page 17: ...lding PEAK push button and then pressing AUTO MAN key This is acknowledged by sound signals n By switching the multimeter off 14 Frequency and Duty measurement Multimeter NP10 5 NP10 6 14 1 Frequency...

Page 18: ...lector switch 6 to C n Connect the multimeter probe to the two unblocked terminals and thermocouple output n The multimeter measures temperature in C 0 n To measure temperature in F press the yellow m...

Page 19: ...0V 66 00V 660 0V 1000V V AC 66 00mA 660 0mA 10 00A 66 0mA A DC 660 0mA 10 00A A AC 660 0W 6 600KW W NP10 2 NP10 3 NP10 5 NP10 6 16A C AC 66 00A 660 0A 16A 1mV 10mV 100mV 1V 100mV 10 A m 100 A m 10mA 1...

Page 20: ...10 M 40pF W 10 G 40pF W 66 00mV 3 3V 1 08V 11 M 40pF W 10 M 40pF W 10 M 40pF W 10 M 40pF W 10 G 40pF W Voltage Drop 66 00mV 10 00mV 66 00mV 66 00mV 10 00mV 66 00mV 66 00mV No load Voltage 0 7 5 0 4 5...

Page 21: ...0Hz 6 600KHz 66 00KHz 660 0KHz 6 600MHz Hz 1 0 98 90 0 0 1300 C 0 0 C F NP10 5 NP10 6 66 00 F m 660 0 F m 6 00 F 6 m 40 00mF 10 00MHz 10W 100W 1KW 10KW 100mW 1mV 1pF 10pF 100pF 1nF 10nF 100nF 1 F m 0...

Page 22: ...__ __ __ 3 3V 0 8 5 0 8 5 1 0 5 2 0 5 0 8 5 2 0 10 3 0 40 2 0 10 2 0 10 2 0 10 2 0 10 5 0 10 5 0 10 5 0 10 2 0 2 2 10Hz 1kHz 5Digit 3 1kHz 10kHz 5 Digit kHz 4 2 0 3 0 9 min 1000 V DC AC eff rms Sine...

Page 23: ...Intrinsic 20 Hz 50 Hz 50Hz 200 Hz 20 Hz 50 Hz 50 Hz 2 kHz 20Hz 50 Hz 50Hz 2 kHz 660mV A 66 1000V 1 0 3 5 0 3 1 0 3 5 0 7 1 0 3 5 0 3 Temperature Frequency of the measured quantity error Influence quan...

Page 24: ...of Main Display numerals 7 segment numerals 12mm Height of Sub Display numerals 7 segment numerals 7mm Number of counts 4 digit 6600 counts Overrange display OL is shown Polarity display sign is show...

Page 25: ...rating 10kA with 1000VAC DC and ohmic load in conjuction with power diodes protects all current measuring ranges upto 660mA Fuse for upto 10A ranges Not for NP10 3 FF UR 16 A 1000 V AC DC 10mm x 38mm...

Page 26: ...the fuse 17 1 Battery Prior to initial start up or after storage of multimeter verify that the cells of multimeter does not leak Repeat this check in regular short intervals If the cells leaks complet...

Page 27: ...new one Types fuses for current measuring ranges up to 660 mA For current measuring ranges up to 660 mA FF UR 1 6 A 1000 V AC DC 10 kA 6 3 mm x 32 mm For 10A current measuring range FF UR 16 A 1000 V...

Page 28: ...chowska 1 65 022 Zielona G ra POLAND tel 48 68 45 75 100 fax 48 68 45 75 508 www lumel com pl Export department tel 48 68 45 75 139 45 75 233 45 75 321 45 75 386 fax 48 68 32 54 091 e mail export lume...