UYIGAO 19B User Manual Download | Manualshive

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5

- Meter has a reading hold function.
- Meter with automatic shutdown function.

2.1 Components

⑴

Flashlight

⑵

NCV and buzzer indicator

⑶

LCD Monitor

⑷

Transistor test socket

⑸

Function selection button

（

SEL

）

⑹

Switch

⑺

20A High current input jack

⑻

uA

、

mA current input jack

⑼

Public side jack

⑽

Resistor, capacitor, voltage, frequency, temperature,

diode and on / off input jacks

⑾

Reading Hold / Backlight button

（

）

⑿

Non-contact voltage sensing area

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Summary of Contents for 19B

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Page 3: ...ance Measurement 25 4 14 Frequency Duty Ratio Measurement 26 4 15 Temperature Measurement 28 4 16 Non contact voltage Measurement NCV 29 5 Maintenance 29 5 1 Battery Replacement 29 5 2 Probes Replacement 30 6 Appendix 30 Warranty Instructions 31 ...

Page 4: ...l tool for laboratory factory radio enthusiasts and household 1 Safety Information Warning Pay attention that wrong operations may cause electric shock or damage to the meter Please follow the normal safety regulations and user manual when using this product In order to take full advantages of the functions and ensure safety please read the instructions in this manual carefully The meter complies ...

Page 5: ... insulation is damaged the wire is exposed or not 1 1 5 Using the original probe pens will ensure safety If not the same type or same grade ones will be needed 1 2 Using 1 2 1 When using the meter please make sure the functions and measuring ranges are correct 1 2 2 Don t exceed the protection measuring range 1 2 3 Do not touch the top of the test leads metal part while the meter is connected to t...

Page 6: ...t 1 2 11 If there is any abnormal or faulty performance of the meter stop to use it 1 2 12 Do not use the device unless the instrument case and battery cover are fully fastened in place 1 2 13 Do not store or use the meter in direct sunlight hot or humid conditions 1 3 Symbols Warning an important safety symbol please refer to Operation Manual before operating the meter It can be used on hazardous...

Page 7: ... meter is not in use and turn the range switch to the OFF position 1 4 6 If the meter is not used for a long time remove the battery to prevent damage to the meter 2 Descriptions The meter is a portable professional measuring instrument with LCD digital display and a backlight Users can read the data easily One handed operation of the range switch facilitates measurement with overload protection a...

Page 8: ...V and buzzer indicator LCD Monitor Transistor test socket Function selection button SEL Switch 20A High current input jack uA mA current input jack Public side jack Resistor capacitor voltage frequency temperature diode and on off input jacks Reading Hold Backlight button Non contact voltage sensing area ...

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Page 11: ...lt voltage A Ampere current nF μF mF NaFala micro Farah millifara Ω kΩ MΩ Ohm kilo ohm megaohm resistance Hz kHz MHZ Hertz kilohertz megahertz frequency 3 Specifications The meter should be designated one year as a cycle and re calibrated at 18 28 and relative humidity less than 75 3 1 Summary Automatic range and manual range Full range overloaded protection The maximum voltage allowed between the...

Page 12: ... minutes when no signal Power DC 9V Battery type 6F22 9V battery Battery under voltage indication LCD display Temperature coefficient less than 0 1 accuracy Working temperature 18 28 Storage temperature 10 50 Size 190 L 90 W 50 H mm Weight about 380g including battery 3 2 Technical Specifications Ambient temperature 23 5 Relative humidity 75 3 2 1 True RMS zero input characteristics 3 2 1 1 To tes...

Page 13: ...each a certain level for measurement Therefore the AC voltage and current ranges are specified between 2 and 100 of full scale 3 2 2 DC Voltage Measuring Range Resolution Accuracy 600mV 0 1mV 0 5 readings 3digits 6V 0 001V 60V 0 01V 600V 0 1V 0 8 readings 5digits 1000V 1V input resistance 10MΩ Maximum input voltage 750V AC RMS or 1000V DC Note In the small voltage range the test leads not connecte...

Page 14: ...tage 750V AC RMS or 1000V DC Frequency range 40 1000Hz True RMS Note In the small voltage range the test leads not connected measured circuit the meter may be beating the readings This is normal because of the high sensitivity of the meter which does not affect the actual measurement results 3 2 4 AC Current Measuring Range Resolution Accuracy 60uA 0 01uA 1 0 readings 3 digits 600uA 0 1uA 6000uA 1...

Page 15: ...MS When the measured current is greater than 5A the continuous measurement time is not longer than 15 seconds after measuring the current measurement to be stopped for more than 1 minute Frequency response 40Hz 1000Hz true RMS 3 2 5 DC Current Measuring Range Resolution Accuracy 60uA 0 01uA 0 8 readings 3 digits 600uA 0 1uA 6000uA 1uA 60mA 0 01mA 600mA 0 1mA 20A 0 01A 2 0 readings 10 digits Overlo...

Page 16: ...g the current measurement to be stopped for more than 1 minute 3 2 6 Frequency Measuring Range Resolution Accuracy 9 999Hz 0 001Hz 1 0 readings 3 digits 99 99Hz 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 As the measured frequency increases the input voltage should also increase 3 2...

Page 17: ...lso increase Maximum input voltage 250V AC RMS 3 2 8 Resistance Measuring Range Resolution Accuracy 600Ω 0 1Ω 0 8 readings 3 digits 6kΩ 0 001kΩ 60kΩ 0 01kΩ 600kΩ 0 1kΩ 6MΩ 0 001MΩ 1 2 readings 3 digits 60MΩ 0 01MΩ Open circuit voltage about 1 0V Overload protection 250V DC or AC RMS 3 2 9 Circuit On Off Test Measuring Rang e Resolution Function ...

Page 18: ...When the measured resistance is less than 30Ω the rightmost four lights will be on When the measured resistance is not over 5Ω all six lights will be lit Open circuit voltage about 1 0V Overload protection 250V DC or AC RMS 3 2 10 Diode Test Measuring Range Resolution Function 0 001V Display approximate diode forward voltage value Forward DC current is about 1mA Reverse DC voltage about 3 0V Overl...

Page 19: ...001μF 99 99μF 0 01μF 999 9μF 0 1μF 9 999mF 0 001mF 5 0 readings 3 digits 99 99mF 0 01mF Not calibrated Overload protection 250V DC or AC RMS 3 2 13 Temperature Test Measuring 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 4 Operation Instructions 4 1 Data hold In the process of measurement if need to hold the readi...

Page 20: ...requency test status This is the most convenient frequency test for high voltage signals 4 3 Backlight and flashlight 1 During the measurement if the ambient light is too dark which makes the reading difficult press the key for more than 2 seconds turn on the backlight and the flashlight and turn off automatically after about 15 seconds 2 If you press the key for more than 2 seconds during this pe...

Page 21: ...ter will go to sleep state to automatically shut down to save power One minute before the shutdown the buzzer has 5 prompts and then goes to sleep after a long time before shutdown Note there is still 3 5uA working current after automatic shutdown it is better to go to OFF or unplug the battery for a long time 2 After automatically shut down press the SEL button the meter resumes working status 3 ...

Page 22: ...f the battery voltage is low about 7 5V the monitor Show symbol then you should replace the battery 2 symbol indicate that the input voltage or current should not exceed the indicated value which is to protect the internal circuit from damage 3 Set the switch to the desired measurement function and range 4 When wiring first to connect the public test line then connect the live test line Remove the...

Page 23: ... two ends of the test pen and connect it to the voltage source or both ends of the load 4 read by the LCD monitor the measured voltage value When measuring DC voltage the display will be simultaneous Shows the polarity of the voltage connected to the red test lead Note 1 In the small voltage range such as DC 600mV and AC 6V range the test leads are not connected to the measured power LCD there wil...

Page 24: ...meter or the device under test check the fuse of the meter before making current measurements When measuring use the correct input sockets function gears and measuring range When the test pen is inserted in the current input socket do not connect the other end of the test pen to any circuit in parallel The meter s AV DC current range is 60uA 600uA 6000uA 60mA 600mA 20A Measuring Current 1 Turn the...

Page 25: ... rotary switch should be placed in a higher range 4 9 Resistance Measurement Warning Risk of electric shock To avoid damage to the meter or the device under test all power to the circuit under test should be cut off and all high voltage capacitors fully discharged before measuring the resistance Resistance is measured in ohms Ω The meter s resistance range is 600 0Ω 6 000kΩ 60 00kΩ 600 0kΩ 6 000MΩ...

Page 26: ...sistance measurements 4 When the meter is open the display will show 0L indicating that the measured value is out of range 4 10 Diode Test Warning Risk of electric shock To avoid damage to the meter or the device under test all power to the circuit under test should be cut off and all high voltage capacitors fully discharged before measuring the resistance Test a diode outside the circuit 1 Turn t...

Page 27: ...rcuit under test should be cut off and all high voltage capacitors should be fully discharged before the beep on off test On off test 1 Turn the rotary switch to the gear and press SEL button to switch to the test status 2 Insert the black test lead into the COM jack and the red test lead into the Jack Connect the other end of the red and black test leads to the resistance of the circuit under tes...

Page 28: ...hock or damage to the meter 1 Turn the rotary switch to hFE 2 First determine the transistor is NPN or PNP type and then the three e b c three feet into the hFE test hole corresponding hole 3 The hFE approximation of the transistor being measured is read by the liquid crystal display 4 13 Capacitance Measurement Risk of electric shock To avoid damage to the meter or the device under test disconnec...

Page 29: ...istribution capacitance of the meter and leads 2 When measuring large capacitance stable reading takes a certain amount of time 3 When measuring polar capacitor pay attention to the corresponding polarity to avoid damaging the instrument 4 14 Frequency Duty Ratio Measurement 1 Through the AC voltage gear Warning Risk of electric shock Pay special attention to avoid electric shock when measuring hi...

Page 30: ...ycle measurement status Note The measurement range of frequency is 10Hz 10kHz If the measured frequency is lower than 10Hz the LCD will display 00 0 It is possible to measure the frequency below 10 kHz but the measurement accuracy is not guaranteed duty ratio measurement range of 10 to 95 Indicates the maximum input voltage is 750V AC RMS 2 Through the HZ DUTY gear Warning Risk of electric shock D...

Page 31: ...requency above 10 MHz but the measurement accuracy is not guaranteed 4 15 Temperature Measurement Warning Do not enter a temperature higher than 60V AC voltage 30V AC voltage to avoid damage or instrument damage 1 Turn the switch to the temperature measurement position and select press SEL Celsius or Fahrenheit as required 2 Connect the negative terminal black and the positive terminal red of the ...

Page 32: ... buzzer will give out alarm at different frequencies Note 1 Even if there is no indication the voltage may still exist Do not rely on non contact voltage detectors to determine if there is voltage on the shield Detection operations may be affected by socket design insulation thickness and type of different factors 2 When the input voltage of the instrument input terminal due to the existence of in...

Page 33: ...ut socket 3 Unscrew the cover battery cover screw and remove it 4 Remove the battery cover 5 Replace the new 6F22 9V battery 6 Install the battery cover as it is and tighten the screw Note The polarity of the battery can not be installed reversely 5 2 Probes Replacement Warning When changing the test leads the same or equivalent test lead must be replaced The pen must be in good condition the leve...

Page 34: ...tructions Product certification is required when your device in the use of the failure to seek maintenance services And at the same time please provide your purchase invoice 1 When your device fails to use please contact our repair service department as soon as possible to avoid delaying your use and warranty period 2 The manufacturer provides users one year warranty from the date of purchase With...

Page 35: ...nents and burned board The device has been opened inspected or modified by those who are not the company professionals Failures caused by not following instruction manuals The device was not manufactured by the company Shipping cost and other related costs due to maintenance are to the users account Batteries testing leads and related functional accessories are out of warranty policy ...

Page 36: ...20180120 19B ...

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