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OPERATION MANUAL

1. 4 Be careful when measuring high voltage 4 4 DCA measurement 1 Insert the black lead to COM socket and the red one to mA or 20A socket 2 Set the function switch to A range press DC AC key to select DC working mode connect the test leads across to the circuit under tested the current value and polarity of the point which red lead connect will display on LCD NOTE 1 If the measured current is unsure beforehand should set the range knob to a higher range then switch to a proper range according to the displayed value 2 If OL displays it means over range should set the range knob to a higher range 3 When tested current gt 10A under 20A range buzzer will be sound 4 Max input current is 400mA or 20A subject to where red lead insert excessive current will blow the fuse Be careful when measuring 20A due to un fused Continuously measuring large current may heat the circuit affect the accuracy even damage the meter 4 5 ACA measurement 1 Insert the black lead to COM socket and the red one to mA or 20A socket 2 Set the function switch to A range press DC AC key to select AC working mode connect the test leads across to the circuit under tested the current value and polarity of the point which red lead connect will display on LCD 1 If the measured current is unsure beforehand should set the range knob to a higher range then switch to a proper range acc
2. OPERATION MANUAL The meter is a high performance high accuracy 3 3 4 digit 32mm digit high by LCD displaying meter The function includes DCV ACV DCA ACA resistance capacitance frequency temperature duty cycle measurement triode diode and continuity test Also with the function of unit signal displaying relative value measuring auto range manual range switch auto power off and warning function etc SAFETY NOTES The meter meets with IEC1010standard Read the notes before operating Before measuring check the test leads carefully Do not input a value over allowable limited when measuring to avoid electric shock meter damage Be careful when measuring voltage over DCV60V ACV40V To select correct function The test leads should be taken away from the testing point when changing function Never take measurement when the test leads are in current terminal Do not try to modify the circuit Safety symbols dangerous voltage GND dual insulation refer to the operation manual low battery SPECIFICATION 1 General 1 1 Display 3 3 4digit LCD with a max readings of 3999 Automatic negative polarity indication 1 2 Measuring method Dual slop integrating A D converter system 1 3 Sampling rate Approx 3times second 1 4 Over range indication OL display o 1 5 Low battery The L2 is display 1 6 Operating environment Temperature 0 C to 40 C humidit
3. can provide enough protection 8 Wipe the multi meter with a damp cloth occasionally to keep it looking new Do not use harsh chemicals cleaning solvents or strong detergents to clean the multi meter 9 Take out off the battery if do not use for a long time When LCD displays E the battery should be replaced 9 1 ref pic 2 to take out the holster 9 2 Remove the screw on the bottom case and lift the bottom case 9 3 Remove the spent battery and replace it with a battery of the same type 10 Replace the fuse with same type and rating as the replacements JN If the meter does not work properly check the meter as following CONDITIONS WAY TO SOLVE E Power is off NO DISPLAYING m HOLD key Replace battery E symbol displays Replace battery BIG ERROR Replace battery a The specifications are subject to change without notice a The content of this manual is regarded as correct error or omits Pls contact with factory a We hereby will not be responsible for the accident and damage caused by improper operation a The function stated for this User Manual cannot be the reason of special usage
4. ce wanted to take temperature the value will be displayed on LCD NOTE 1 When the input terminal is in open circuit will display the normal temp 2 Do not change the thermocouple or the accuracy can not be secured 3 Do not input voltage at this range 4 12 DATA HOLD Press HOLD key once the current data will be hold on LCD press it again data is canceled 4 13 Auto power off 1 When operating after 15 minutes the meter will be auto power off and into sleep mode Press POWER AUTO OFF key twice can turn the power on 2 press DC AC key before turn on it can cancel auto power off function MAINTENANCE Do not try to modify the inner circuit NOTE 1 Do not input a voltage over 1000V DC AC peak value 2 Do not measure voltage at current range resistance range diode and buzzer range 3 Do not use the meter if the battery is not replaced well or the battery case is not fixed 4 Before replacing battery or fuse release the test leads from the test point and turn power off 5 Keep the multimember dry Keep the multi meter away from dust and dirt 6 Use and store the multi meter only in normal temperature environments Temperature extremes can shorten the life of electronic devices damage batteries and distort or melt plastic part 7 Handle the multiyear gently and carefully Dropping it can damage the circuit boards and case and can cause the multi meter to work improperly although the holster
5. efine the transistor is NPN or PNP type insert the emitter base and collector separately to the correct hole the approx value will be displayed on LCD 4 10 Diode and continuity Test 1 Insert the black leads to COM socket and the red one to VQHz socket the polarity of the red one is 2 Set the FUNCTION switch to position Press DC AC key to select diode measuring 3 Forward measurement connect the red test leads to the polarity of the diode eee under tested and the black one to the approx forward voltage of this diode will be displayed on LCD 4 Backward measurement connect the red test lead to the of the diode and the black one to and LCD will displayed OL The completely measurement includes forward and backward measurement if the result can not meet with the above it means the diode is workless 5 Diode test include forward measurement and backward measurement if the result is different with above the diode is bad 6 press DC AC key to select continuity test 7 Continuity test the buzzer sounds when the resistance under measured is less than 70 10 Q Note L Do not input voltage at this range 2 Turn off the power and release all capacitors when testing in line 4 11 Temperature measurement 1 Set the function switch to C range 2 Insert the cold point of thermocouple too Temp socket and the working point to the pla
6. itch to V range press DC AC key to select DC measuring mode 3 the default states is auto range display AUTO symbol press range key to select manual range you can choose 400mV 4V 40V 400V 1000V range 4 connect the test leads to the test point voltage and polarity of the point which connect with red test leads will be display on LCD NOTE dl If OL displays it means over range should set the range knob to a higher range 25 The tested voltage can not be over 1000V DC when changing function and range the leads must be away from the testing point 3 Be careful when measuring high voltage 4 3 ACV measurement 1 Insert the black lead to COM socket and the red one to VQHz socket 2 Set the function switch to V range press DC AC key to select AC measuring mode 3 the default states is auto range display AUTO symbol press range key to select manual range you can choose 400mV 4V 40V 400V 750V range 4 connect the test leads to the test point voltage and polarity of the point which connect with red test leads will be display on LCD NOTE 1 the 400mV range only has the manual range if you need to use 400mV range press RANGE key to select this range 2 If OL displays it means over range should set the range knob to a higher range 3 The tested voltage can not be over 750V AC when changing function and range the leads must be away from the testing point
7. lution 400uA 0 1pA 4000uA 1pA 40mA 1 5 5 104A 400mA 100A 4A ImA 20A 2 0 10 10mA Max measuring volt drop 400mV under mA range 200mV under A range Max input current 20A less than 15sec Overload protection 0 5A 250V fuse 13A 250V fuse Frequency response 40 100Hz under 10A range 40 400Hz at other range 2 6 RESISTANCE Range Accuracy Resolution 4002 0 8 5 0 12 4kQ 0 8 1 IQ 40kQ 10Q 30MHz 1kHz 400kQ 1002 INPUT SENSOR 0 7V Overload protection 250V DC AC peak value 4MQ 1kQ 40MQ 1 2 5 10kQ 2 9 hFE Open circuit voltage 400mV Range Accuracy Test condition Overload protection 250V DC AC peak value WEE INEN ar 1 0 1000 Curent 1s Uy N Ce 218 NOTE PNP approx 4 5V 2 7 CAPACITANCE Range Accuracy Resolution 2 10 DIODE AND CONTINUITY TEST Range Accuracy Resolution 4nF 2 5 6 IpF Diode forward volt Forward DCV is approx oe 10pE drop 0 5mA reversed voltage is 400nF 100pF approx 1 5V 3 5 8 If the resistance of the Open circuit voltage 0 5V 4uF InF two tested points is 40uF 10nF less than 70 10 Q buzzer sounds 200uF 5 0 8 100nF Overload protection 250V DC AC peak value Overload protection 250V DC AC peak value WARNING do not input any voltage at this range When measuring the WARNING do not input any v
8. oltage at this range 2 11 TEMP capacitor should be completely released and the power must be turned off Range Accuracy Resolution 2 8 FREQUENCY lt 400 C 0 8 4 Range Accuracy Resolution 40 C 1000 C 1 C gt 400 C 1 5 15 10Hz 0 5 4 0 001Hz Thermocouple K type WARNING do not input any voltage at 100Hz 0 01Hz this range O 1000Hz 0 1Hz OPERATION 10kHz 1Hz 4 1 panel description 100kHz 10Hz 1 LCD displaying 2 Function keys 1MHz 100Hz 2 1 RST key when the meter under sleep or lock states press this key the meter will be actived 2 2 Hz DUTY key when measuring the AC voltage or AC current it can switch frequency duty cycle voltage currect when measuring the frequency it can switch frequency duty cycle 1 99 2 3 REL key press this key clear the reading to Zero enter relative value measuring 2 4 HOLD key press the key the present measuring value is held on LCD and display HOLDJ press it again will exit the function and HOLD disappear 2 5 Range key select auto range or manual range 2 6 DC AC key select DC AC mode 3 Knobe change measuring function and range 4 Temperature jack 5 Voltage Current Resistance Frequency GND jack 6 Battery Case See the photo 4 2 DCV measurement 1 Insert the black lead to COM socket and the red one to VQHz socket 2 Set the function sw
9. ording to the displayed value 2 1f OL displays it means over range should set the range knob to a higher range 3 When tested current gt 10A under 20A range buzzer will be sound 4 Max input current is 400mA or 20A subject to where red lead insert excessive current will blow the fuse Be careful when measuring 20A due to un fused Continuously measuring large current may heat the circuit affect the accuracy even damage the meter 4 6 Resistance measurement 1 Insert the black lead to COM socket and the red one to VQHz socket 2 Set the function switch to Q range if the resistance under measured f unknown should set to a higher range 3 press Range key to select auto range or manual range mode 4 if measuring the small resistance should short circuit at first press REL key and then measuring the unknown resistane it actual resistance will be display on the LCD NOTE i If the measured resistance is unsure beforehand should set the range knob to a higher range then switch to a proper range according to the displayed value 23 If OL displays it means over range the range knob should be set to a higher range When the resistance is over 1 MQ the reading should take a few seconds to be stable It is normal at high resistance measurement 3 When input terminal is open circuit OL displays 4 When measuring in line resistance be sure the power has been tu
10. rned off and all capacitors are fully released 5 Do not input voltage at this range 4 7 Capacitance measurement 1 Set the function switch to II range 2 Insert the black lead to COM socket and the red one to VOQHz socket 3 if the LCD isn t display zero press REL key to clear zero 4 Insert the capacitor to Cx socket according to the polarity the value will display on LCD NOTE 1 Don t input voltage and current signal in the VOQHz jack when measuring the capacitor 2 Be sure to press REL to clear zero before measuring 3 Capacitance range only have auto range working mode 4 Release the capacitors completely to avoid damaging the meter 5 200uF range input reading steady large than 15 Sec 6 Unit 1uF 1000nF 1nF 1000pF 4 8 Frequency measurement 1 Insert the black leads to COM socket and the red one to VQHz socket 2 Set the range switch to Hz range 3 The range is auto range Connect the leads across to the signal under measured the value will be displayed on LCD NOTE 1 There is only auto range at this range 2 When input is over 10V Ac rms reading is possible but maybe over range 3 It s better to use shield cable when measuring small signals in noisy place 4 Be careful when measuring high voltage By Do not input voltage over 250V DC AC peak value 4 9 hFE measurement 1 Set the function switch to hFE range 2 D
11. y lt 80 RH 1 7 Storage environment Temperature 10 C to 50 C humidity lt 80 RH 1 8 Power 2pcs 1 5V AAA 7 battery 1 9 Dimension 185 L X93 W X35 H mm 1 10Weight Approx 290g including battery 1 11 Accessories manual gift box holster TP01 temperature probe test leads and 2pcs 1 5V battery 2 Technical 2 1 Accuracy a x reading digits at 23 5 C lt 75 RH 2 2 DCV Range Accuracy Resolution 400mV 0 1mV 4V 1 mV 0 5 4d 40V 10 mV 400V 100 mV 1000V 1 0 4d 1V Input impedance 400mv range gt 40MQ other range is 1OMQ Overload protection 1000V DC or 700V AC peak value 2 3 ACV Range Accuracy Resolution 400mV 1 5 6d 0 1mV 4V 1 mV 40V 0 8 6d 10 mV 400V 100 mV 750V 1 0 6 1V Input impedance 400mv range gt 40MQ other range is 1OMQ Overload protection 1000V DC or 700V AC peak value Frequency response 750V range 40 100Hz other range 40 400Hz Displaying sinewave RMS average value response 2 4 DCA Range Accuracy Resolution 400uA 1 0 5 0 1pA 4000uA IpA 40mA 10WA 400mA 100A 4A ImA 20A 2 0 5 10mA Max measuring volt drop 400mV under mA range 200mV under A range Max input current 20A less than 15sec Overload protection 0 5A 250V fuse 13A 250V fuse 2 5 ACA Range Accuracy Reso

OPERATION MANUAL

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