UYIGAO MM-UA9233D, Manual

Page 1: ...tenance 3 2 Description 3 2 1 Part 3 2 2 Description 5 2 3 LCD 5 3 Specifications 6 3 1 Summary 6 3 2 Technical 7 4 Operation 12 4 1 Readings 12 4 2 Function 12 4 3 Backlight 12 4 4 Automatic 13 4 5 buzzer 13 4 6 Preparation 13 4 7 AC 14 4 8 AC 14 4 9 Resistance 15 4 10 Diode 16 4 11 Beep ...

Page 2: ...4 12 Transistor 17 4 13 Capacitance 17 4 14 Frequency 18 4 15 Temperature 19 4 16 Non contact 19 5 Maintenance 20 5 1 Replace 20 5 2 Replace 20 6 Attachment 20 Produc t warranty 21 ...

Page 3: ...res and full compliance with the safety regulations specified in the manual In order to make full use of the functions of the instrument and to ensure safe operation please carefully read and follow the instructions of this manual Instrument in line with GB T 13978 92 digital multimeter general technical conditions in line with GB4793 1 1995 IEC 61010 1 IEC 61010 2 032 electronic measuring instrum...

Page 4: ...measuring end and the earth exceeds AC 600V 1 2 6 Before turning the change switch to change the measuring function remove the test leads from the circuit under test 1 2 7 Do not live measurement resistance capacitance diode and test circuit off 1 2 8 In the current resistance capacitance diode and line continuity test range care should be taken to avoid connecting the meter to the voltage source ...

Page 5: ... immediately 1 4 4 Use a damp cloth and mild detergent to clean the meter do not use abrasives or solvents 1 4 5 When the instrument is not in use turn off the power and turn the range switch to the OFF position 1 4 6 If the instrument is not used for a long time remove the battery to prevent damage to the instrument 2 Description instrument for the portable professional measuring instruments with...

Page 6: ...ndicator LCD display Transistor Tester function selection button FUNC transfer switch 3 High current input 10A input resistance capacity voltage frequency temperature diode and on off input jack common jack Reading Reading Illumination button contact voltage detection zone 4 IEC61010 1 FUSED MAX 630mA UNFUSED MAX 10A MAX 600V MAX 30 sec every 15 min 630mA 600V CAT III ...

Page 7: ...Fahrenheit the HZ is used for frequency and duty cycle measurement functions In the AC voltage file can switch to the measurement frequency and duty cycle state OFF position Used to turn off the power Jack voltage resistance frequency duty cycle capacitance diodes line off and temperature input terminals COM jack Voltage resistance frequency duty cycle capacitors diodes line off and temperature an...

Page 8: ...afala microfarads cents Farah Ω kΩ MΩ Ohm kilohm megohm resistance Hz kHz MHZ Hertz kilohertz megahertz frequency 3 Specification The meter shall be designated for one year and recalibrated at 18 C to 28 C and a relative humidity of less than 75 3 1 Summary Automatic range and manual range Full range overload protection The maximum voltage allowed between the measuring end and the ground 600V DC o...

Page 9: ...nical indicators Ambient temperature 23 5 Relative humidity 75 3 2 1 True rms zero input 3 2 1 1 The measurement of sine wave signal the use of true RMS measurement method than the traditional average response method error is small 3 2 1 2 True RMS The instrument can accurately measure the sine wave signal but if it is on the AC function the instrument may display 1 to 50 if the measured signal is...

Page 10: ...strument caused by high sensitivity does not affect the actual measurement results 3 2 3 AC voltage Range Resolution Accuracy 2V 0 001V 0 8 of reading 3words 20V 0 01V 200V 0 1V 1 0 of reading 10words 600V 1V Input impedance 10MΩ Maximum input voltage 600V AC RMS or 600V DC Frequency range 40 1000Hz True RMS Note In the small voltage range the pen is not connected to the circuit under test the ins...

Page 11: ...n the measured current is greater than 5A the continuous measurement time is not longer than 15 seconds after the measurement to stop the current measurement for more than 1 minute Frequency response 40Hz 1000Hz True RMS 3 2 5 DC Range Resolution Accuracy 200 0uA 0 1uA 1 0 of reading 5words 2000uA 1uA 20 00mA 0 01mA 200 0mA 0 1mA 2A 0 001A 2 0 of reading 10words 10A 0 01A Overload protection mA ra...

Page 12: ... 0 01Hz 999 9Hz 0 1Hz 9 999kHz 0 001kHz 99 99KHZ 0 01kHZ 999 9KHZ 0 1KHZ 9 999MHZ 0 001MHZ Overload protection 250V DC or AC rms Input voltage range 200mV 10V AC with the measured frequency increases the input voltage should also increase 3 2 7 Duty cycle Range Resolution Accuracy 0 1 99 9 0 1 3 0 Frequency response 10 10MHz Input voltage range 200mV 10VAC with the measured frequency increases the...

Page 13: ...nge Resolution Function 0 1 If the measured resistance is less than 50Ω the buzzer inside the instrument may sound or may not sound Less than 10Ω will be pronounced Open circuit voltage approx 1 0V Overload protection 250V DC or AC rms 3 2 10 Diode test Range Resolution Function 0 001V Displays the approximate diode forward voltage Forward DC current of about 1mA Reverse DC voltage of about 3 0V O...

Page 14: ...tion Accuracy 9 999nF 0 001nF 4 0 of reading 3words 99 99nF 0 01nF 999 9nF 0 1nF 9 999 F 0 001 F 99 99 F 0 01 F 999 9 F 0 1 F 9 999mF 0 001mF 5 0 of reading 3words 99 99mF 0 01mF Not calibrated Overload protection 250V DC or AC rms 3 2 13 Temperature test Range Accuracy Resolution 20 300 1 0 4d 1 301 1000 1 9 5d 1 4 600 1 2 6d 1 601 1832 1 9 6d 1 Overload protection 250V DC or AC rms 12 ...

Page 15: ... will be in degrees Celsius and Fahrenheit cycle switch 5 In the current file press FUNC key will be in the AC current DC current cycle between the switch 4 3 backlight and lighting 1 During the measurement if the ambient light is too dark the reading is difficult press the button for more than 2 seconds turn on the backlight and the lights and turn off automatically after about 15 seconds 2 Durin...

Page 16: ... battery 2 automatically shut down press the FUNC key the instrument to resume working status Or turn the knob switch to OFF and then rotate to the desired range 3 If the FUNC key is pressed while the unit is turned on the auto power off function is canceled 4 5 buzzer When the key is pressed or the function switch is on the buzzer will sound Beep about 0 25 seconds If the measured voltage or curr...

Page 17: ... to prevent electrical shock or damage to the instrument Do not apply more than 600V DC or 600V AC rms voltage between the common and the earth to prevent electrical shock or damage to the instrument The DC voltage range of the instrument is 2 000V 20 00V 200 0V 600V The AC voltage range is 2 000V 20 00V 200 0V 600V 1 Place the diverter switch in the AC DC voltage position Select the AC or DC volt...

Page 18: ... yourself In order to avoid damage to the instrument or equipment under test before the current measurement please check the instrument fuse When measuring use the correct input socket function and range Do not connect the other end of the test leads in parallel to any circuit when the test leads are inserted in the current input receptacle The AC and DC current range of the instrument is 200uA 20...

Page 19: ...stance 1 Turn the rotary switch to the file Native default resistance range 2 Insert the black test lead into the COM jack and the red test lead into the jack 3 Measure the resistance of the circuit under test with the other ends of the test pen 4 Read the measured resistance value from the LCD monitor Note 1 The measured resistance value on the circuit is usually different from the resistance rat...

Page 20: ...e diode to the other end to test the diode cathode 4 The meter will show the approximate value of the forward voltage drop of the diode under test If the polarity of the test leads is reversed the meter will display OL In the circuit the normal diode should produce a forward voltage drop of 0 5V to 0 8V however the reverse bias reading will depend on the resistance change of the other channels bet...

Page 21: ...cal shock or damage to the instrument 1 Turn the rotary switch to the hFE position 2 first determine the transistor is NPN or PNP type and then the transistor of the e b c three feet into the hFE test seat corresponding hole 3 The hFE approximation of the transistor to be measured is read by the liquid crystal display 4 13 Capacitance measurement Risk of electric shock To avoid damage to the instr...

Page 22: ...tric shock When measuring high voltage pay special attention to avoid electric shock Do not enter voltages above 600V AC rms to prevent electrical shock or damage to the meter Do not apply more than 600V AC rms voltage between the common and the earth to prevent electrical shock or damage to the instrument 1 Place the changeover switch in the AC voltage range 2 Connect the red and black test leads...

Page 23: ... Note Frequency measurement range of 10Hz 10MHz if the measured frequency is lower than 10Hz the LCD display 000 0 measuring more than 10MHz frequency is possible but does not guarantee the measurement accuracy 4 15 Temperature Measurement Warning Do not input more than 30V DC voltage in the temperature measurement file to avoid damage or damage to the instrument 1 Rotate the changeover switch to ...

Page 24: ...ielded wire The detection operation may be affected by factors such as socket design insulation thickness and type 2 When the instrument input terminal input voltage due to the presence of induced voltage the voltage sensor indicator may also be bright 3 External sources of interference such as flash motor etc may be mistakenly triggered by non contact voltage detection 5 Maintenance 5 1 Replaceme...

Page 25: ...on 一本 3 Temperature probe 一付 4 Battery 6F22 9V 一支 The contents of this manual are subject to change without notice The contents of this manual are considered correct if the user found errors omissions etc please contact the manufacturer The Company does not assume any accidents and hazards caused by incorrect operation of the user The functions described in this manual do not serve as a reason for...

Page 26: ...iod maintenance fees are charged in the following cases due to improper use of the user or accidental disaster events and damage to the components and burn the circuit board non professional staff of the company open shell inspection modification failure to comply with the instructions specified in the operation not the company s products do not maintain repair due to maintenance caused by postage...