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RuoShui VR-86D Operation Manual

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www.victorruoshui.co.kr
DIGITAL MULTIMETER
OPERATION MANUAL
VR-86D
1、General
The instrument is a high performance, high accuracy, 3 5/6
digit multi-meter, it uses the LCD with 33mm high figure to
make the reading clear, the display simple and the operation
convenient.The instrument can measure DC and AC voltage,
DC and AC current, Resistance, Capacitance, Frequency, Duty
Circle, Transistor, Diode and Continuity test; And it also has
the features of Bar Graph, Unit Indication, Data Hold,
Relative
Value
Measurement
(REL),
USB
Interface,
AUTO/MANUAL range selection, Auto Power Off and Alarm
Buzzer. The instrument adopts the directly driven 4 digits
microprocessor and dual-integral A/D converter, which
provide the high solution and high accuracy digital displaying
이 자료는 저작권법에 따라 보호받는 저작물이므로 무단배포 및 무단복제를 금하며, 내용의 전부
또는 일부를 이용하려면, 반드시 한국 VictorRuoshui 社 의 서면동의를 받아야 합니다.

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  • Page 1 DIGITAL MULTIMETER OPERATION MANUAL VR-86D 1、General The instrument is a high performance, high accuracy, 3 5/6 digit multi-meter, it uses the LCD with 33mm high figure to make the reading clear, the display simple and the operation convenient.The instrument can measure DC and AC voltage, DC and AC current, Resistance, Capacitance, Frequency, Duty Circle, Transistor, Diode and Continuity test;...
  • Page 2 www.victorruoshui.co.kr driver. Because of its outstanding features, it is an excellent tool and most suitable for lab, factory, maintenance and repair users. 2、Open-package Inspection Open the gift box and take out the instrument, carefully check the following accessories. If any accessory was lost or damaged, please contact the manufactory at once.
  • Page 3 www.victorruoshui.co.kr International Electrician Committee). Design and manufacture complied with the standard of Pollution Degree 2. Warning To avoid endangering the safety of the users, should read the operation manual carefully before operation, and strictly abide by the safety warning information and operation description to use the instrument.
  • Page 4 www.victorruoshui.co.kr type and same electric specification test lead. 4. Do not replace the inside fuse by the unconfirmed one. Only replace it by the same type and specification fuse. Before replacement, should keep the test lead off the tested point to make sure there is no any signal at the input terminal.
  • Page 5 www.victorruoshui.co.kr magnetic places. 8. It is possible to damage the instrument and endanger the safety of the users when measuring the voltage over the range limit. The allowed maximum voltage is printed on the front panel of the instrument, do not input the range limit specified to avoid the electric shock and instrument damage 9.
  • Page 6 www.victorruoshui.co.kr battery in time to make sure the measuring accuracy. 13. Do not allow to measure the voltage when connecting the test lead with the current terminal! 14. Do not try to modify the inner circuit at will to avoid damaging the instrument and endangering the safety of the users.
  • Page 7 www.victorruoshui.co.kr 3-1.HOLD: Date Hold button, press the button,the value is held on LCD; Press the button again,exit the hold mode and get into the normal measuring status. Press the button for more than 3 sec. to turn on/off the backlight. 3-2.
  • Page 8 www.victorruoshui.co.kr 3-3.SELECT: button switch, press the button to switch the measuring function. 3-4. MAX/MIN: Maximum, Minimum, press the button, the instrument gets into the MAX mode, the measuring maximum value will be held at this mode; Press the button again to get into the MIM mode, the measuring minimum value will be held at this mode.
  • Page 9 www.victorruoshui.co.kr 2 sec., return to Auto Range mode. There is no Auto Range mode at Frequency and Capacitance range. 3-6. REL: Relative Value Measurement, press the button to the mode of Relative Value Measurement, press again to cancel the Relative Value Measurement, circulated like this.
  • Page 10 www.victorruoshui.co.kr Frequency/Duty Circle, Resistance, Capacitance, Diode and Continuity positive input terminal, insert the red test lead. 6、Other function 1.Auto power off After stop working for 15 seconds, the instrument will auto power off, and get into the sleeping mode. The buzzer inside will sound 5 times one minute before powering off, there is a long sound one minute later and the instrument gets into the sleeping mode.
  • Page 11 www.victorruoshui.co.kr measuring data to PC, it is convenient to record, analyze, process and print the measuring results, etc. Please refer the details to the description in the software. 3.Data output function : Install the meter with CD , then connect the instrument to PC by USB Cable, and then can transmit the measuring data to PC, it is convenient to record, analyze, process and print the measuring results, etc.
  • Page 12 www.victorruoshui.co.kr 1-5 Over range indication: display “OL” 1-6 Low battery indication: “ ”appearance 1-7 Operation environment: 0～40℃ ，relative humidity <80% 1-8 Storage environment: -10～50℃ ，relative humidity <80% 1-9 Power: 2pcs 1.5V batteries (AAA 7# battery) 1-10 Dimension: 192mm x 95mm x 48mm 1-11 Weight: Approx.
  • Page 13 www.victorruoshui.co.kr switch to DCV measurement mode. 2. The instrument was preset as the Auto Range mode of DCV measurement, displays “AUTO” symbol on LCD, press “RANGE” button to switch to the Manual  Range mode. 3.Connect the test lead to the tested circuit in parallel, the polarity of the red test lead and the tested voltage value will be displayed on LCD...
  • Page 14 www.victorruoshui.co.kr higher range to complete the measurement. Range Accuracy Resolution 600mV 0.1mV ±(0.5%+4d) 10mV 600V 100mV 1000V ±(1.0%+6d) Input impedance: >60MΩ at Range 600mV, 10MΩ at other range. Overload protection: 1000V DC or 750V AC peak value. 9．AC Voltage(ACV) 1. Turn the function/range selection knob to ACV/DCV, press “SELECT”...
  • Page 15 www.victorruoshui.co.kr “Hz/DUTY” button to measure Frequency/Duty Circle at the Auto Range or Manual ACA model. But the frequency response is very low, at this time, it suits to measure the circuit of high voltage and low frequency under the circumstance of magnetic disturbance,such as 220V-380V(50Hz-400Hz)。...
  • Page 16 www.victorruoshui.co.kr Overload protection: 1000V DC or 750V AC peak value. Frequency response: 40-400Hz. Indication: average value response (RMS of  sine wave).Duty Circle indication (0.1%-99.9%) 10、DC Current (DCA) 1. Insert the black test lead to “COM” input terminal and the red test lead to “uAmA ”or “10A”, displayed as the right picture.
  • Page 17 www.victorruoshui.co.kr mode, then connect the test lead with the tested circuit in series, the polarity of the red test lead and tested current value will displayed  simultaneously. 3. If “OL” is displayed on LCD, it indicates the test current value has exceeded the present range limit, please select the higher range to complete the measurement.
  • Page 18 www.victorruoshui.co.kr input terminal, otherwise it is possible to damage the instrument or endanger the safety of the users. Cut the connection between the test lead and tested circuit at once after measurement. Range Accuracy Resolution 0.1μA 600uA 1μA 6000uA ±(1.0%+10d) 10μA 60mA 100μA...
  • Page 19 www.victorruoshui.co.kr “uAmA ”or “10A”input terminal, displayed as the right picture. 2. Turn the function/range selection knob to current range, press “SELECT”, switch to AC measurement mode, then connect the test lead to the tested circuit in series, the polarity of the red test lead and the tested current value will be displayed on LCD simultaneously.
  • Page 20 www.victorruoshui.co.kr Do not connect the test lead to any circuit in parallel when the test lead is inserted in the current input terminal, otherwise possible damage instrument  endanger safety of the users. connection between test lead and tested circuit at once after measurement.
  • Page 21 www.victorruoshui.co.kr Frequency response: 40-100Hz. Duty Circle Indication: (0.1%-99.9%) 12、Resistance （Ω） 1. Turn the function/range selection knob to Ω, insert the red and black test lead separately to VΩHz and COM input terminal. 2. Connect the test lead to the tested resistance parallel, the tested ...
  • Page 22 www.victorruoshui.co.kr please select the higher range to complete the measurement. Note: When measuring the in-circuit resistance,Make sure all the power of the tested circuit has been turned off and all capacitors are fully discharged. It will cause the reading incorrect to input any voltage when measuring the resistance.
  • Page 23 www.victorruoshui.co.kr 250V AC/DC peak value. 13、Diode and Continuity Test Turn function/range selection knob “ ”Range, displayed as the right pictures. 2. Insert the red and black test lead separately to VΩHz and COM input terminal. Press “SELECT” button to choose the Buzzer and Diode measurement function. 3.
  • Page 24 www.victorruoshui.co.kr Ramge Display Test Condition Forward Current: Diode Forward 1.0mA，Counter Voltage: voltage drop 3.0V Buzzer sound at Open Voltage: 0.5V less than 50Ω Overload protection: 250V DC/AC peak value. Warning: Do not input the voltage at the range for safety. 14、Capacitance （C）...
  • Page 25 www.victorruoshui.co.kr 2. Connect the test lead to the tested capacitor in parallel, the tested capacitor value will be displayed on LCD. 3. If “OL” is displayed on LCD, it indicates the test capacitor value has exceeded the  present range limit or the capacitor is short-circuit,please select the higher range to complete the measurement.
  • Page 26 www.victorruoshui.co.kr 40μF 10nF 200μF ±(5.0%+10d) 100nF Overload protection: 250V DC/AC peak value. 15、Frequency （Hz） 1. Turn the function/range selection knob to Hz Range. Insert the red and black test lead separately to VΩHz and COM input terminal. 2. Connect the test lead to the tested signal source in parallel, Read the present test result from LCD.
  • Page 27 www.victorruoshui.co.kr Frequency measurement, and press “Hz/DUTY” button again to get into the mode of Duty Circle measurement, and press the button third to return to the mode of AC current or voltage measurement. Note: Do not input the signal more than 60V.Otherwise it is possible to damage the instrument and endanger the safety of the users.
  • Page 28 www.victorruoshui.co.kr 2.Insert the accessory of Transistor test into the “uAmA ” 3.and “COM”input terminal, displayed as the picture.According to the model of the tested transistor, insert the accessory accordingly into  terminal of “EBC” of “NPN” or “PNP”. 4.Read the present test result from LCD. Note: a) Do not input the current or voltage at the input terminal of “uAmA ”, “COM”...
  • Page 29 www.victorruoshui.co.kr Turn function/range selection knob to Temperature Range. 2. Insert the two ends of the temperature  sensor Into the “COM” “uAmA”input terminal, positive end into the “uAmA”input terminal. 3. Connect the sensor of the temperature cable to the surface or inside of the tested object, displayed as the right picture.
  • Page 30 www.victorruoshui.co.kr Note: a) Without the signal input, LCD automatically displays the normal temperature. b) Do not replace the temperature sensor at will. Otherwise the accuracy can’t be assured. c) Do not input the voltage at Temperature Range, caution to avoid damaging the instrument. Range Accuracy Resolution...
  • Page 31 www.victorruoshui.co.kr exit the hold mode and get in the normal measuring status. 2. Auto Power Off Stop working for 15 seconds, the instrument will auto power off, and get into the sleeping mode. The buzzer inside will sound 5 times one minute before powering off, there is a long sound one minute later and the instrument gets into the sleeping mode.
  • Page 32 www.victorruoshui.co.kr and shock. 2. Do not store and use the instrument in high humility, high temperature, combustible, explosive and strong magnetic places. 3. Clean the surface of the instrument with the damp cloth and gentle detergent, do not use the strong solvent like the abrasive cleaner and alcohol, etc.
  • Page 33 www.victorruoshui.co.kr the battery or tightening the bottom case. 4. Please remove the test lead from the tested point and turn the power off before replacing the battery or fuse. The instruction manual is subject to chance without notice. The contents in the instruction manual are considered to be correct, if the users find any errors or pretermissions, etc., please contact the manufacturer.