UNI-T UT602 Operating Manual Download Page 1

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Model UT602/603: OPERATING MANUAL

Table of Contents
Title

          

                          Page

Overview
Unpacking Inspection
Safety Information
Rules For Safe Operation
International Electrical Symbols
The Meter Structure
Functional Buttons
Display Symbols
Measurement Operation
    A. Measuring Resistance
    B. Diode and Continuity Test
    C. Capacitance Measurement
    D. Inductance Measurement
    E. Transistor hFE Measurement
General Specifications
Accuracy Specifications
    A. Resistance Test
    B. Continuity & Diodes
    C. Capacitance Test
    D. Inductance Test
    E. Transistor
Maintenance
    A. General Service
    B. Replacing the Battery
    C. Replacing the Fuse

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Summary of Contents for UT602

Page 1: ...easurement Operation A Measuring Resistance B Diode and Continuity Test C Capacitance Measurement D Inductance Measurement E Transistor hFE Measurement General Specifications Accuracy Specifications A Resistance Test B Continuity Diodes C Capacitance Test D Inductance Test E Transistor Maintenance A General Service B Replacing the Battery C Replacing the Fuse 3 4 4 5 7 8 9 10 11 11 13 15 17 18 19 ...

Page 2: ...2 Model UT602 603 OPERATING MANUAL ...

Page 3: ...levant information carefully and observe all the Warnings and Notes strictly Digital Inductance Capacitance Meter Model UT602 UT603 hereafter referred to as the Meter is a 3 1 2 digits with steady operations fashionable design and highly reliable hand held measuring instrument The UT602 can measure inductance while UT603 can measure capacitance and inductance They both can measure resistance trans...

Page 4: ...damage please contact your dealer immediately Safety Information This Meter complies with the standards EMC EN61326 Use the Meter only as specified in this operating manual otherwise the protection provided by the Meter may be impaired In this manual a Warning identifies conditions and actions that pose hazards to the user or may damage the Meter or the equipment under test A Note identifies the i...

Page 5: ... position and no any changeover of range shall be made during measurement is conducted to prevent damage of the Meter Do not apply more than 30Vrms between the terminals and the grounding to avoid electric shock and damage to the Meter Use the proper terminals function and range for your measurements Do not use or store the Meter in an environment of high temperature humidity explosive inflammable...

Page 6: ...loth and mild detergent should be used to clean the surface of the Meter when servicing No abrasive and solvent should be used to prevent the surface of the Meter from corrosion damage and accident Turn the Meter power off when it is not in use and take out the battery when not using for a long time Please constantly check the battery as it may leak when it has been using for some time replace the...

Page 7: ...ANUAL International Electrical Symbols Grounding Double Insulated Deficiency of Built In Battery Continuity Test Diode Capacitance Test Inductance Test Fuse Warning Refer to the Operating Manual Conforms to Standards of European Union ...

Page 8: ...re see figure 1 1 LCD Display 2 Data Hold UT602 or L C switch UT603 3 Transistor Jack 4 Resistance Diode and Continuity Input Terminal 5 Capacitance Input Terminal UT602 or Capacitance and Inductance Input Terminal UT603 6 Rotary Switch 7 Power figure 1 ...

Page 9: ... button operations Button Description Press the Power down to turn the Meter on Press the Power again to turn the Meter power off Press HOLD once to enter the hold feature the LCD display Press HOLD again to exit hold feature the disappear Press L C down to enter the Capacitance measurement mode Press L C up to enter the Inductance measurement mode ...

Page 10: ...ansistor Test Test of diode The continuity buzzer is on Farad The unit of capacitance pF Picofarad 1 x 10 12 or 0 000000000001 farads nF Nanofarad 1 x 10 9 or 0 000000001 farads µF Microfarad 1 x 10 6 or 0 000001 farads mF Millifarad 1 x 10 3 or 0 001 farads Ohm The unit of resistance k kilohm 1 x 103 or 1000 ohms M Megaohm 1 x 106 or 1 000 000 ohms H Henry The unit of Inductance mH Millihenry 1 x...

Page 11: ...l the high voltage capacitors before measuring resistance Warning The resistance ranges are 20 200 2k 20k 200k 2M 20M and 2000M Insert the red test clip into the terminal and the black test clip into COM terminal Set the rotary switch to range Connect the test clips across with the object being measured The measured value shows on the display 1 2 3 To measure resistance please connect the Meter as...

Page 12: ...he test clips Then use the equation measured resistance value Y X precision readings of resistance The Meter displays 1 when there is no input for example open circuit situation For high resistance measurement 1M it is normal taking several seconds to obtain a stable reading When resistance measurement has been completed disconnect the connection between the testing clips and the circuit under tes...

Page 13: ... For forward voltage drop readings on any semiconductor component place the red test clip on the component s anode and place the black test clip on the component s cathode The display shows the diode forward voltage drop s nearest value 1 2 3 Use the diode test to check diodes transistors and other semiconductor devices The diode test sends a current through the semiconductor junction and then mea...

Page 14: ...t terminals of the Meter l l l Testing for Continuity Insert the red test clip into the terminal and the black test clip into the COM terminal Set the rotary switch to Connect the test clips across with the object being measured The beeper comes on continuously when the resistance value of the tested circuit 10 The beeper may or may not come on when the resistance value of the test circuit 10 The ...

Page 15: ...easured is unknown use the maximum measurement position 600µF and decrease the range step by step until a satisfactory reading is obtained and the overloading icon 1 is disappeared Insert the red test clip into the CAP terminal and black test clip into the CAP terminal For small value capacitor measurement insert the capacitor into the small value jack Use the red test clip to clip the capacitor s...

Page 16: ... sure the contact is stable and reliable When the tested capacitor is leaking or damaged and the tested value is not stable the capacitor may have problems You need to use other tools or equipment to check and confirm When capacitance measurement has been completed disconnect the connection between the testing clips and the circuit under test and remove the testing clips away from the input termin...

Page 17: ...lay When carrying out measurement at 2mH short circuit the test clip first then carrying out the measurement The actual correct reading is the measured reading minus the short circuit reading When testing a small value inductance it is better to use the small value jack The Meter cannot check the quality of the inductance When inductance measurement has been completed disconnect the connection bet...

Page 18: ...o the corresponding Transistor Jack The Meter displays the tested transistor s nearest value When transistor measurement has been completed disconnect the connection between the testing clips and the circuit under test and remove the testing clips away from the input terminals of the Meter l 18 Model UT602 603 OPERATING MANUAL E Transistor hFE Measurement see figure 7 figure 7 1 2 3 4 Note ...

Page 19: ...Display 1 Range Manual Ranging Temperature Operating 0 o C 40 o C 32 o F 104 o F Storage 10 o C 50 o C 14 o F 122 o F Relative Humidity 75 0 o C 30 o C 50 31 40 o C Altitude Operating 2000 m Storage 10000 m Battery Type One piece of 9V Alkaline NEDA1604 or 0062 or 6F22 or 006P Battery Deficiency Display Dimensions HxWxL 172 x 83 x 38 mm Weight Approximate 310g battery included Safety Compliances E...

Page 20: ...he test lead Subtract this value from the measurement value to obtain the correct tested value l l l Accuracy a reading b digits guarantee for 1 year Operating temperature 23 o C 5 o C Relative humidity 75 Temperature coefficient 0 1 x specified accuracy 1 o C 20 Model UT602 603 OPERATING MANUAL Accuracy Specifications A Resistance Test Range Resolution Accuracy 20 200 2k 20k 200k 2M 20M 2000M 0 0...

Page 21: ...s before testing capacitance The tested value of 2nF range needs to minus open circuit value l l l l 21 Model UT602 603 OPERATING MANUAL B Continuity Diodes Range Resolution Overload Protection Function Diode Continuity 1mV 1 250V rms Remarks C Capacitance Test UT603 only Range Resolution Accuracy Testing Frequ ency Voltage 2 000nF 20 00nF 200 0nF 2 000µF 20 00µF 200 0µF 600µF 0 001nF 0 01nF 0 1nF...

Page 22: ... PNP nearest value 0 1000 22 Model UT602 603 OPERATING MANUAL E Transistor Range Resolution Remarks hFE Vce 5 8V I bo 10µA Testing Condition 1 D Inductance Test Range Resolution Accuracy Tested Frequ ency Current 2mH 20mH 200mH 2H 20H 200H 0 001mH 0 01mH 0 1mH 0 001H 0 01H 0 1H 2 8 5 5 5 15 1kHz 150µA 100Hz 15µA UT602 Reference only UT603 Remarks ...

Page 23: ... not get water inside the case Warning Periodically wipe the case with a damp cloth and mild detergent Do not use abrasives or solvents To clean the terminals with cotton bar with detergent as dirt or moisture in the terminals can affect readings Turn the Meter power off when it is not in use and take out the battery when not using for a long time Do not store the Meter in a place of humidity high...

Page 24: ...als Remove the screw from the battery compartment and separate the battery compartment from the case bottom Remove the battery from the battery compartment Replace the battery with a new 9V alkaline battery NEDA1604 or 0062 or 6F22 or 006P Rejoin the case bottom and battery compartment and reinstall the screw 1 2 3 4 5 24 Model UT602 603 OPERATING MANUAL B Replacing the Battery see figure 8 figure...

Page 25: ...the fuse by gently prying one end loose then take out the fuse from its bracket Install ONLY replacement fuses with the identical type and specification as follows and make sure the fuse is fixed firmly in the bracket Fuse 1 0 315A 250V fast type fuse 5x20 mm Rejoin the battery compartment and the case top and reinstall the screw Rejoin the case bottom and case top and reinstall the screws 1 2 3 4...

Page 26: ...Dong Fang Industrial Development District Hu Men Town Dongguan City Guang Dong Province China Postal Code 523 925 Headquarters Uni Trend Group Limited Rm901 9 F Nanyang Plaza 57 Hung To Road Kwun Tong Kowloon Hong Kong Tel 852 2950 9168 Fax 852 2950 9303 Email info uni trend com http www uni trend com 26 Model UT602 603 OPERATING MANUAL ...

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