Uni-Trend UT60C multimeter
Contents
1. figure 6 Warning To avoid damages to the Meter or to the devices under test disconnect circuit power and discharge all the high voltage capacitors before testing for continuity To test for continuity connect the Meter as below 1 Insert the red test lead into theHzVQ terminal and the black test lead into the COM terminal 2 Model UT60C UT60E Set the rotary switch to DPPH and press BLUEbutton to select measurement mode Model UT60B Set the rotary switch to O sl F and press BLUE button to select measurement mode 3 The buzzer sounds if the resistance of a circuit under test is less than around 70 Q Note The LCD displays OL indicating the circuit being tested is open 17 Model UT60B C E OPERATING MANUAL Measurement Operation 5 When continuity testing has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter E Testing Diodes see figure 7 figure 7 Warning To avoid possible damage to the Meter and to the device under test disconnect circuit power and discharge all high voltage capacitors before testing diodes Use the diode test to check diodes transistors and other semiconductor devices The diode test sends a current through the semiconductor junction and then measures the voltage drop across the junction A good silicon junction drops between 0 5V a2. Se gs 27 B AC Voltage 27 C Resistance im Es Se 27 D Continuity Test Se a 28 LINI T Model UT60B C E OPERATING MANUAL Page E DiodeTest x gt m 28 F Capacitance 28 G Frequency 8 Duty Cycle 28 H Temperature Model UTSOC UTS0E 29 L DC Current 29 J Current 30 Maintenance A General Service m ES da E 31 B Testing the Fuses 31 C Replacing the Battery a 32 D Replacing the Fuses 33 RS232C Serial Port Model UT60E A RS232C Port Cable 35 B Setting of RS232C Serial Ports 35 C System Requirements for Installing the UT60E Interface Program 35 Model UT60B C E OPERATING MANUAL Overview This Operating Manual covers information on safety and cautions Please read the relevant information carefully and observe all the Warnings and Notes strictly Warning To avoid electric shock or personal injury read the Safety Information and Rules for Safe Operation carefully before using the Meter Digital MultimeterModel UT60B UT60CandUT60E hereafter referred to as the Meter has autorange and manual range options with maximum reading 3999 The enclosure structure design adopted advanced co injection technique in order to provide sufficient insulation In add
3. Model UT60B C E OPERATING MANUAL Table of Contents Title Page Overview 22 22 E 3 Unpacking Inspection oe 22 um 4 Safety Information sies DU 4 Rules For Safe Operation 5 International Electrical Symbols 6 The Meter Structure 7 Rotary Switch P 8 Functional Buttons 9 Display Symbols 11 Measurement Ranges A Selecting a Measurement Range 12 B Manual Ranging and Autoranging 12 Measurement Operation A DC Voltage Measurement 14 B AC Voltage Measurement 15 C Measuring Resistance 16 D Testing for Continuity 17 E Testing Diodes ms 18 F Capacitance Measurement 19 G Frequency Measurement 20 Measuring Duty Cycle 21 l Temperature Measurement Model UT60C UT60E 22 J DCorAC Current Measurement 22 Operation of Hold Mode ae E 24 The Use of Relative Value Mode 24 The POWER Button gt ES 25 TheBLUE Button 2 aa ES 25 Turning on the Display Backlight 22 25 Sleep Mode Model UT60B UT60C 25 General Specifications x 26 Accuracy Specifications A DC Voltage
4. Range Resolution Accuracy acts 40C 0 C 18014 100076 1 0 C 400 C 1 3 400 C 1000 C 2 10 Overload Protection Glass fuse 0 5A 250V fast type 5x20mm I DC Current Range Resolution Accuracy Overload Protection 4001A 0 1HA 41 42 40004A pA 0 5 250 40mA 0 01mA 30129623 fast type Glass fuse 65x20 mm 400mA 0 1mA 4A 0 001A 1 5 5 10 250V 10A 0 01A fast type Glass fuse 5x20 mm Remarks 4A amp 10A Range For continuous measurement 10 seconds and interval not less than 15 minutes 29 Model UT60B C E OPERATING MANUAL Accuracy Specifications 4 J AC Current Range Resolution Accuracy Overload Protectoin 4004A 0 1HA 0 400044 ipa 127633 0 5 250V 40mA 0 01mA 1000615 fast type Glass fuse 5x20 mm 400mA 0 1mA 4A 0 001A 25 5 oA 250V me TA fast type Glass fuse 65x20 mm Remarks Frequency response 40Hz 400Hz Model UT60B UT60C displays effective value of sine wave mean value response Model UT60E displays true rms value 4A amp 10A Range For continuous measurement lt 10 seconds and interval not less than 15 minutes 30 LINI T Model DMM8060 8061 OPERATING MANUAL MAINTENANCE This section provides basic maintenance information including battery and fuse replacement instruction Warning Do not
5. A Fused Protection for 10AInput Terminal UT60B C E Glass fuse 10 250V fast type 5x20mm Maximum Display Digital 3999 Measurement Speed Updates 3 times second Temperature Operating 0 C 40 C 32 F 104 F Storage 10 C 50 C 14 F 122 F Relative Humidity lt 75 0 C 30 C lt 50 O 31 C 40 C Altitude Operating 2000 m Storage 10000 m Battery Type One piece of 9V NEDA1604 or 6F22 or 006P Battery Deficiency Display J Dimensions HxWxL 177 x 85 x 40 mm Weight Approximate 300g battery included Safety Compliances IEC61010 CAT III 1000V CAT IV 600V overvoltage and double insulation standard Certifications C UL amp CUL 26 Model DMM8060 8061 OPERATING MANUAL Accuracy Specifications 1 Accuracy a reading b digits guarantee for 1 year Operating temperature 23 C 5 C Relative humidity lt 75 Temperature coefficient 0 1 x specified accuracy 1 C A DC Voltage Range Resolution Accuracy 400mV 0 1mV 0 8 3 4V 1mV 1000V DC 40V 10mV 0 8 1 750V AC rms 400V 100mV continuous 1000V 1V 1 3 Remarks Input impedance 10MQ B AC Voltage Range Resolution Accuracy Es bres 4V 1mV 40V 5 1000006 400V 100mV 750V 1V X0 295 8 continuous Remarks Input impedance 10M Q9 Model UT60B UT60C displays effective value of sine wave mean value response Mode
6. attempt to repair or service your Meter unless you are qualified to do so and have the relevant calibration performance test and service information To avoid electrical shock or damage to the Meter do not get water inside the case A General Service 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 off the power of the Meter when it is not in use and take out the battery when not using for a long time Take out the battery when it is using for a long time Do not use or store the Meter in a place of humidity high temperature explosive inflammable and strong magnetic field B Testing the Fuses Awarning To avoid electrical shock or personal injury remove the test leads and any input signals before replacing the battery or fuse To prevent damage or injury install ONLY replacement fuses with identical amperage voltage and speed ratings To test the fuse 1 Model UT60C UT60E Set the rotary switch to OF and pressBLUE button to selectw Model UT60B Set the rotary switch to QF and press BLUE button to select 2 Plug a test lead into the terminalHzV Qand touch the probe to the10A terminal 31 Model DMM8060 8061 OPERATING MANUAL If the Meter beeps the fuse is good If the display shows L replace the fuse and test
7. disconnect circuit power and discharge all high voltage capacitors before measuring capacitance Use the DC Voltage function to confirm that the capacitor is discharged The Meter s capacitance ranges are 40 00nF 400 0nF 4 000UF 40 00uF and 100 0UF To measure capacitance connect the Meter as follows 1 Insert the red test lead into the HzV 2 terminal and the black test lead into the COM terminal 2 Model UT60C UT6OE Set the rotary switch to Dp and press BLUE button to select nF measurement mode Model UT60B Set the rotary switch tot 3 Connect the test leads across with the object being measured The measured value shows on the display Note 1 For testing the capacitor with polarity connect the red clip to 19 Model UT60B C E OPERATING MANUAL Measurement Operation 7 G Frequency Measurement anode amp black clip to cathode instead of using test leads as mentioned above To minimize the effect of capacitance stored in the test leads the test lead should be as short as possible To measure a small value of capacitance use REL mode to remove the leads capacitance Remaining voltage insulated impedance amp dielectric absorption from the capacitor may cause the measurement error It takes a longer time when testing a high capacitor value the testing time is around 15 seconds in 100uF range The LCD displays OL indicating the tested capacitor is shorted or it exceeds the maximum range When capacitan
8. the following 1 Turn off power to the circuit Discharge all high voltage capacitors 2 Model UT60C UT60E Insert the red test lead into the pAmA Cor 10A terminal and the black test lead into the COM terminal Model UT60B Insert the red test lead into the AmAor 10Aterminal and the black test lead into the COM terminal Use the10A terminal andAzrange if the current value to be tested is an unknown 3 Set the rotary switch to Az MAN or AN 4 The Meter defaults to DC current measurement mode To toggle between DC and AC current measurement function press BLUE button Model UT60B UT60C AC current is displayed as effective value of sine wave mean value response Model UT60E AC current is displayed as true rms value 5 Break the current path to be tested Connect the red test lead to the more positive side of the break and the black test lead to the more negative side of the break 6 Turn on power to the circuit The measured value shows on the display Note True root mean square value stability period Model UT60E When the reading obtained is less than 100 digits the true root mean square value converter needs a longer time to stabilize When there is no input voltage the maximum reading displayed is 10 digits For safety sake each measurement time for high current should be less than 10 seconds and the interval time between 2 measurements should be greater than 15 minutes When current measurement has been
9. B Switches between continuity and diode and resistance measurements the Meter beeps Resistance is default Q4t Model UT60C UT60E Switches between continuity and diode and resistance and capacitance measurements the Meter beeps D Resistance is default BLUE pA Switches between AC and DC current range from 400 04A to 40001 A the Meter beeps DC is default Switches between current range from 40 00 to 400 0mA the Meter beeps DC is default AS Switches between AC and DC current range from 4 000A to 10 00A the Meter beeps DC is default Disable Sleep Mode feature Model UT60B C E OPERATING MANUAL Functional Buttons 2 Any rotary Press RANGE to enter the switch manual ranging mode the Meter position beeps exceptHz Manually selecting a range causes and 4 the Meter to exit the Hold and REL RANGE modes Press RANGE to step through the ranges available for the selected function the Meter beeps Press and hold RANGE for 2 seconds to return to autoranging the Meter beeps Hz 1 Press to start the frequency counter the Meter beeps 2 Press again to enter duty cycle mode the Meter beeps 3 Press again to return to the frequency counter mode the Meter beeps V 1 Press to start the frequency mA or Counter the Meter beeps 2 Press again to enter duty cycle mode the Meter beeps 3 Pre
10. V 45Hz 4kHz 1000V 750V 2420 45Hz 1 6kHz mA 245mA 5Hz 5kHz A 24A 45Hz 1kHz H Measuring Duty Cycle See figure 9 The duty cycle measurement range is 0 1 99 9 To measure duty cycle do the following 1 Set up the Meter to measure frequency 2 To select duty cycle press Hz until the symbol is shown on the display 3 Connect the test leads across with the object being measured The measured value shows on the display Note The LCD displays 000 0 indicating the input signal is high or low level When duty cycle measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter To obtain a stable reading when measuring input scope 30V rms frequency signal Set the rotary switch to V Then press Hz to select measurement mode to obtain duty cycle value When input scope x 30V rms please follow the above step 2 carrying out the measurement 21 Model UT60B C E OPERATING MANUAL Measurement Operation 9 1 Model UT60C UT60E Temperature Measurement see figure 10 figure 10 The temperature measurement range is 40 C 1000 C To measure temperature connect the Meter as follows 1 Insert the red temperature probe into theuAmAC terminal and the black temperature probe into the COMterminal 2 Set the rotary switch to C 3 Place the t
11. again If the display shows any other value have the Meter serviced and contact your dealer immediately If the Meter does not work while the fuse is all right send it to your dealer for repair C Replacing the Battery see figure 12 figure 12 Warning To avoid false readings which could lead topossible electric shock or personal injury replace the battery as soon as the battery indicator 5 appears Make sure the test leads are disconnected from the circuit being tested before opening the case bottom To replace the battery 1 Press the POWER to turn the Meter off and remove all connections from the terminals 2 Remove the screw from the battery compartment and Separate the battery compartment from the case bottom 3 Remove the battery from the battery compartment 4 Replace the battery with a new 9V battery NEDA1604 6F22 or 006P 5 Rejoin the case bottom and battery compartment and reinstall the screw 32 Model UT60B C E OPERATING MANUAL D Replacing the Fuses see figure 13 figure 13 Warning To avoid electrical shock or arc blast or personal injury or damage to the Meter use specified fuses ONLY in accordance with the following procedure To replace the Meter s fuse 1 Press the POWER to turn the Meter off and remove all connections from the terminals 2 Remove the screw from the battery compartment and separate the battery compartment from the case bottom 3 R
12. ars O Centigrade The unit of temperature d 0 Tt Test of diode 0 e The continuity buzzer is on 11 Model UT60B C E OPERATING MANUAL Display Symbols 1 see figure 2 Q kQ Q Ohm The unit of resistance MQ kQ kilohm 1 x 10 or 1000 ohms MQ Megaohm 1 x 10 or 1 000 000 ohms uF F Farad The unit of capacitance nF uF Microfarad 1 x 106r 0 000001 nF farads Nanofarad 1 x 10 or 0 000000001 farads Hz Hz Hertz The unit of frequency in 2 46 kHz cycles second MHz kHz Kilohertz 1 x 10 r 1 000 hertz MHz Megahertz 1 x 1050r1 000 000 hertz V mV V Volts The unit of voltage mV Millivolt 1 x 10 or 0 001 volts A mA A Amperes amps The unit of current nA MA Milliamp 1 x 10 or 0 001 amperes HA 1x 10 0r 0 000001 amperes O mm Indicates negative reading 8 OL The input value is too large for the selected range Measurement Ranges 1 A measurement range determines the highest value the Meter can measure Most Meter functions have more than one range See Accuracy Specifications A Selecting a Measurement Range Being in the right measurement range is important If the range is too low for the input the Meter displays OLto indicate an overload If the range is too high the Meter will not display the most accurate measurement B Manual Ranging and Autoranging The Meter has b
13. ce measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter see figure 9 figure 9 The measurement range is from 10Hz to 10MHz To measure frequency connect the Meter as follows 1 Insert the red test lead into the HzV Q terminal and the black test lead into the COM terminal 2 Set the rotary switch toHz frequency measurement Hz is default or press Hz to select Hz measurement mode 3 Connect the test leads across with the object being measured The measured value shows on the display Note When frequency measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter 20 Model UT60B C E OPERATING MANUAL Measurement Operation 8 To obtain a stable reading when measuring input scope gt 30V rms frequency signal Set the rotary switch to V Then press Hz 6 to select Hz measurement mode to obtain frequency value When input scope lt 30V rms please follow the above step 2 carrying out the measurement When making frequency measurement at voltage or current range please mind the following signal requirement table Range Signal Requirement Frequency Range 24 21 0V 5Hz 10kHz 40V 25 0 5Hz 20kHz 2 400V 245
14. completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter 23 Model UT60B C E OPERATING MANUAL Operation of Hold Mode Warning To avoid possibility of electric shock do not use Hold mode to determine if circuits are without power The Hold mode will not capture unstable or noisy readings The Hold mode is applicable to all measurement functions PressHOLD H to enter Hold mode the Meter beeps PressHOLD H again or RANGEor Hz or turn the rotary switch to exit Hold mode the Meter beeps In Hold mode is displayed The Use of Relative Value Mode The REL mode applies to all measurement functions except frequency duty cycle measurement It subtracts a stored value from the present measurement value and displays the result For instance if the stored value is 20 0V and the present measurement value is 22 0V the reading would be 2 0V Ifa new measurement value is equal to the stored value then display 0 0V To enter or exit REL mode Use rotary switch to select the measurement function before selectingREL A If measurement function changes manually after REL Ais selected the Meter exits the REL mode PressREL Ato enter REL mode auto ranging turns off except under capacitance testing mode and the present measurement range is locked and display 0 as the stored value PressREL A again
15. degree 2 overvoltage category CAT III 1000V CAT IV 600V and double insulation CAT III Distribution level fixed installation with smaller transient overvoltages than CAT IV CAT IV Primary supply level overhead lines cable systems etc 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 information that user should pay attention on International electrical symbols used on the Meter and in this Operating Manual are explained on page 6 Model UT60B C E OPERATING MANUAL Rules For Safe Operation Warning To avoid possible electric shock or personal injury and to avoid possible damage to the Meter or to the equipment under test adhere to the following rules Before using the Meter inspect the case Do not use the Meter if it is damaged or the case or part of the case is removed Look for cracks or missing plastic Pay attention to the insulation around the connectors Inspect the test leads for damaged insulation or exposed metal Check the test leads for continuity Replace damaged test leads with identical model number or electrical specifications before using the Meter Do not apply more than the rated voltage as marked on the Meter between the terminals or be
16. emove the 2 rubber feet and 2 screws from the case bottom and separate the case top from the case bottom 4 Remove the fuse by gently prying one end loose then take out the fuse from its bracket 5 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 Glass fuse 0 5A 250V fast type 5x20mm Fuse 2 Glass fuse 10A 250V fast type 5x20mm 33 Model UT60B C E OPERATING MANUAL 6 Rejoin the battery compartment and the case top and reinstall the screw 7 Rejoin the case bottom and case top and reinstall the 2 screws and 2 rubber feet Replacement of the fuses is seldom required Burning of a fuse always results from improper operation 34 Model UT60B C E OPERATING MANUAL RS232C Serial Port Model UT60E A RS232C Port Cable The Meter Computer D sub D sub D sub Pin Name 9 Pin Femalg 25 Pin Female 2 pa 2 3 RX go pe 3 2 TX 4 4 20 DTR 5 7 GND 6 pey 6 6 DSR ust tpe 7 4 RTS 8 fr 8 5 CTS B Setting of RS232C Serial Ports Default of RS232C serial port for communication is set as Baud Rate 2400 Start bit 1 always 0 Stop bit 1 always 1 Data bits 7 Parity Odd C System Requirements for Installing the UT60E Interface Program To useUT60E Interface Programyou need the following hardware and software An IBM PC or equivalent computer wi
17. emperature probe to the object being measured The measured value shows on the display Note The Meter automatically displays the temperature value inside the Meter when there is no temperature probe connection The included point contact temperature probe can only be used up to 250C For any measurement higher than that the rod type temperature probe must be used instead When temperature measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter Exe J DC or AC Current Measurement see figure 11 figure 11 Warning Never attempt an in circuit current measurement where the open circuit voltage between the circuit and ground is greater than 250V If the fuse burns out during measurement the Meter may be damaged or the operator himself may be hurt Use proper terminals function and range for the measurement When the testing leads are connected to the current terminals do not parallel them across any circuit 22 Model UT60B C E OPERATING MANUAL Measurement Operation 10 The current measurement has 3 measurement positions on the rotary switch KAS MAS and AS Theu AR has a 400 0 HA and 40004A range with auto ranging the MAS has a 40 00mA and 400 0mA range with auto ranging A position has a 4 000A and 10 00A range with auto ranging To measure current do
18. he Meter shall not be altered at will to avoid damage of the Meter and any accident Soft cloth 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 The Meter is suitable for indoor use Under the environment with high 4kV electrostatic discharge the Meter may not be operated as normal condition The user may require resetting the Meter Please take out the battery when it is not being used for a prolonged period to avoid damages to the Meter Please constantly check the battery as it may leak when it has been using for some time replace the battery as soon as leaking appears A leaking battery will damage the Meter International Electrical Symbols AC Alternating Deficiency of Built In Current Battery see DC Direct Current e1 Continuity Test T or DC DH Diode L Grounding 4 Capacitance Test u Double Insulated Fuse Warning Refer to the Conforms to Standards Operating Manual of European Union Model UT60B C E OPERATING MANUAL The Meter Structure see figure 1 figure 1 LCD Display 2 Functional Buttons 3 Rotary Switch 4 HzV2 Input Terminal Input for voltage frequency duty cycle resistance diode continuity and capacitance measurements COM Input Terminal Return terminal for all meas
19. ition to the conventional measuring functions there is a RS232C standard serial port equipped with Model UT60E for easy connection with computer to realize macro recording and monitoring and capture of transient dynamic data displaying change of waveform during the measurement providing data and evidence to engineering technicians for scientific research This is also a highly applied digital multimeter of good performance with full overload protection and backlight function Model UT60E also has true rms reading for AC voltage and AC current measurements Except where noted the descriptions and instructions in this Operating Manual apply to all Model UT60B UT60C UT60E Unless otherwise identified all figures show the Model UT60B Model UT60B C E OPERATING MANUAL Unpacking Inspection Open the package case and take out the Meter Check the following items carefully to see any missing or damaged part escription 1 Operating Manual 1 piece 2 Test Lead 1 pair 3 Test Clip 1 pair 4 Model UT60C UT60E Point 1 piece Contact Temperature Probe 5 9V Battery NEDA1604 6F22 or 006P 1 piece installed 6 Model UT60E RS232C Interface Cable 1 piece 7 Model UT60E CD ROM Installation Guide amp Computer Interface Software 1 piece In the event you find any missing or damage please contact your dealer immediately Safety Information This Meter complies with the standards IEC61010 in pollution
20. l UT60C UT60E Set the rotary switch to O PRK resistance measurement Q is default or press BLUE button to select measurement mode Model UT60B Set the rotary switch to QF resistance measurement Q is default or press BLUE button to select Q measurement mode 3 Connect the test leads across with the object being measured The measured value shows on the display Note The test leads can add 0 12 to 0 2 Q of error to resistance measurement To obtain precision readings in low resistance measurement that is the range of 400 0 Q short circuit the input terminals beforehand using the relative measurement function buttonREL Ato automatically subtract the value measured when the testing leads are short circuited from the reading 16 Model UT60B C E OPERATING MANUAL Measurement Operation 4 If Q reading with shorted test leads is not 30 59 check for loose test leads incorrect function selection or enabled Data Hold function For high resistance measurement 1MQ it is normal to take several seconds to obtain a stable reading The LCD displays QL indicating open circuit for the tested resistor or the resistor value is higher than the maximum range of the Meter When resistance measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter D Testing for Continuity see figure 6
21. l UT60E displays true rms value Frequency response 40Hz 400Hz C Resistance Range Resolution Accuracy hc la Measure at 40002 0 12 REL mode x 1 29642 4kQ 19 40kQ 10Q 1 2 1000Vp 400k2 1009 4MQ 1kQ 1 2 2 40MQ 10kQ 1 5 2 Remarks Open circuit voltage approximate 0 45V 27 Model UT60B C E OPERATING MANUAL Accuracy Specifications 2 D Continuity Test Range Resolution Accuracy be Mor 400 09 0 19 Approximate lt 100Q 1000Vp Remarks Buzzer beeps continuously Open circuit voltage approximate 0 45V E Diode Test Range Resolution Overload Protection Diode 1mV 1000Vp Remarks Open circuit voltage approximate 1 48V Displays approximate forward voltage drop reading 0 5V 0 8V F Capacitance Range Resolution Accuracy Measure at REL mod GF 10pF 3 10 400nF 100pF 1000V InF 3 5 40uF 10nF 100uF 100nF x 49645 G Frequency amp Duty Cycle Range Resolution Accuracy id ad 10Hz 10MHz 0 1 3 1000V 0 1 99 9 0 0196 id Remarks 10Hz 10MHz Range s1MHz 300mV rms input sensitivity 30V rms gt 1MHz 600mV rms lt input sensitivity 30V rms 0 1 99 9 Reading is only for reference purpose 28 Model UT60B C E OPERATING MANUAL Accuracy Specifications 3 H Temperature Model UT60C UT60E
22. nd 0 8V To test a diode out of a circuit connect the Meter as follows 1 Insert the red test lead into theHzVQ terminal and the black testlead into the COM terminal 2 Model UT60C UT60E Set the rotary switch to and press BLUEbutton to select measurement mode Model UT60B Set the rotary switch to QF and press BLUE button to select measurement mode 3 For forward voltage drop readings on any semiconductor component place the red test lead on the component s anode and place the black test lead on the component s cathode The measured value shows on the display Note Ina circuit a good diode should still produce a forward 18 Model UT60B C E OPERATING MANUAL Measurement Operation 6 voltage drop reading of 0 5V to 0 8V however the reverse voltage drop reading can vary depending on the resistance of other pathways between the probe tips 1 Connect the test leads to the proper terminals as said above to avoid error display The LCD will display Lindicating diode being tested is open or polarity is reversed The unit of diode is Volt V displaying the forward voltage drop readings 1 When diode testing has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter F Capacitance Measurement see figure 8 figure 8 A Warning To avoid damage to the Meter or to the equipment under test
23. or turn the rotary switch to reset the stored value and exit REL mode Pressing HOLD REL mode makes the Meter stop updating Pressing HOLDJH again to resume updating 24 Model DMM8060 8061 OPERATING MANUAL The POWER button This is a self lock switch use to turn on or off the power of the Meter The BLUE button It uses for selecting the required measurement function when there is more than one function at one position of the rotary switch Turning on the Display Backlight Warning In order to avoid the hazard arising from mistaken readings in insufficient light or poor vision please use Display Backlight function Press and hold HOLD H for over 2 seconds to turn the Display Backlight on Pressand hold HOLD H again for over 2 seconds to turn the Display Backlight off otherwise it will stay on continuously Sleep Mode Model UT60B UT60C To preserve battery life the Meter automatically turns off if you do not turn the rotary switch or press any button for around 30 minutes To disable the Sleep Mode function press BLUE button while turning on the Meter 25 Model UT60B C E OPERATING MANUAL General Specifications Maximum Voltage between any Terminals and Grounding 1000V AN Fused Protection foruAmAlnput Terminal Model UT60B Glass fuse 0 5A 250 fast type 65x20mm A Fused Protection foruAmA CInput Terminal Model UT60C E Glass fuse 0 5A 250V fast type 5x20mm
24. oth manual range and autorange options 12 Model UT60B C E OPERATING MANUAL Measurement Ranges 2 In the autorange mode the Meter selects the best range for input signals This allows you to switch test points without having to reset the range In the manual range mode you may select the range This allows you to override autorange and lock the Meter ina specific range The Meter defaults to the autorange mode in measurement functions that have more than one range When the Meter is in the autorange mode Mis displayed To enter and exit the manual range mode 1 Press RANGE The Meter enters the manual range mode and Mi turns off Each presses of RANGE increments the range When the highest range is reached The Meter wraps to the lowest range To exit the manual range mode press and hold RANGE for two seconds The Meter returns to the autorange mode and 9 is displayed Note If you manually change the measurement range after entering the REL or Hold recording modes the Meter exits these modes Under frequency duty cycle and capacitance measurement only autorange mode is available 13 Model UT60B C E OPERATING MANUAL Measurement Operation 1 A DC Voltage Measurement see figure 3 figure 3 Warning To avoid harms to you or damages to the Meter from electric shock please do not attempt to measure voltages higher than 1000VDC 750VAC rms although
25. readings may be obtained The DC Voltage ranges are 400 0mV 4 000V 40 00V 400 0V and 1000V To measure DC voltage connect the Meter as follows 1 Insert the red test lead into theHzVQ terminal and the black test lead into the COM terminal 2 Set the rotary switch toV S DC measurement is default or press BLUE button to select DC measurement mode 3 Connect the test leads across with the object being measured The measured value shows on the display Note In each range the Meter has an input impedance of 10M This loading effect can cause measurement errors in high impedance circuits If the circuit impedance is less than or equal to 10k9 the error is negligible 0 1 or less When DC voltage measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter 14 Model UT60B C E OPERATING MANUAL Measurement Operation 2 B AC Voltage Measurement see figure 4 figure 4 Warning To avoid harms to you or damages to the Meter from electric shock please do not attempt to measure voltages higher than 1000VDC 750VAC rms although readings may be obtained The AC voltage ranges are 4 000V 40 00V 400 0V and 750 0V To measure AC Voltage connect the Meter as follows 1 Insert the red test lead into the HzVQ terminal and the black test lead into the COM te
26. rminal 2 Set the rotary switch to V and press BLUE button to select AC measurement 3 Connect the test leads across with the object being measured The measured value shows on the display Note In each range the Meter has an input impedance of 10M 2 This loading effect can cause measurement errors in high impedance circuits If the circuit impedance is less than or equal to 10kQ the error is negligible 0 1 or less When AC voltage measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads away from the input terminals of the Meter True root mean square value stability period Model UT60E When the reading obtained is less than 100 digits the true root mean square value converter needs a longer time to stabilize When there is no input voltage the maximum reading displayed is 10 digits 15 Model UT60B C E OPERATING MANUAL Measurement Operation 3 C Measuring Resistance see figure 5 figure 5 Warning To avoid damages to the Meter or to the devices under test disconnect circuit power and discharge all the high voltage capacitors before measuring resistance The resistance ranges 400 00 4 000k Q 40 00k Q 400 0kQ 4 000MQ and 40 00MQ To measure resistance connect the Meter as follows 1 Insert the red test lead into theHzV Qterminal and the black test lead into theCOM terminal 2 Mode
27. ss again to return to the previous measurement mode the Meter beeps Any rotary PressREL Ato enter _ switch and exit the REL mode in any RELA position measuring mode except in except Hz frequency duty cycle the Meter beeps Any rotary PressHOLD H to enter and exit HOLDH Switch the Hold mode in any mode the position Meter beeps Hz 10 Model UT60B C E OPERATING MANUAL Display Symbols 1 see a 2 2 3 Re 098 I fl figure 2 Number Symbol Meaning D Indicator for AC voltage or current Model UT60B UT60C The displayed value is the mean value Model UT60E The displayed value is the true rms value TRMS The Model UT60E Indicator for true rms value The Meter is in the auto range mode in which the Meter automatically selects the range with the best resolution IRS232C Data output It is always on the LCD but data output is only in progress when the Meter is connected to the computer via the included RS232C Interface Cable a 5 7o Percent Used for duty cycle measurements 6 Data hold is active A The RELis on to display the present value minus the stored value battery is low Warning To avoid false readings which could lead to possible electric shock or personal injury replace the battery as Soon as the battery indicator appe
28. th 80486 or higher processor and 640 x 480 pixel or better monitor Microsoft Windows 95 or above At least 8MB of RAM Atleast 8MB free space in hard drive Can access to a local or a network CD ROM Afree serial port Amouse or other pointing device supported by Windows Please refer to the included CD ROM Installation Guide amp Computer Interface Software for installing and operating instructions of the UT60E Interface Program END This operating manual is subject to change without notice 35 Model UT60B C E OPERATING MANUAL 36 Model UT60B C E OPERATING MANUAL 37 Model UT60B C E OPERATING MANUAL Copyright 2001 Uni Trend International Limited All rights reserved Manufacturer UNI TREND TECHNOLOGY DONG GUAN LIMITED Address Dong Fang Da Dao Bei Shan Dong Fang Industrial Development District Hu Men Town Dong Guan City Guang Dong Province China Headquarters Uni Trend International Limited Address 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 38
29. tween any terminal and grounding The rotary switch should be placed in the right position and no any changeover of range shall be made during measurement is conducted to prevent damage of the Meter When the Meter working at an effective voltage over 60V in DC or 30V rms in AC special care should be taken for there is danger of electric shock 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 and strong magnetic field The performance of the Meter may deteriorate after dampened When using the test leads keep your fingers behind the finger guards Disconnect circuit power and discharge all high voltage capacitors before testing resistance continuity diodes current or capacitance Before measuring current check the Meter s fuses and turn off power to the circuit before connecting the Meter to the circuit Replace the battery as soon as the battery indicator p appears With a low battery the Meter might produce false readings that can lead to electric shock and personal injury Remove test lead temperature probe RS232C interface 5 Model UT60B C E OPERATING MANUAL cable and test clip from the Meter and turn the Meter power off before opening the Meter case When servicing the Meter use only the same model number or identical electrical specifications replacement parts The internal circuit of t
30. urements Model UT60B uAmA Input Terminal Input for 0 1 u A to 400 0mA current measurements Model UT60C UT60E pAmA C Input Terminal Input for 0 1 KA to 400 0mA current measurements and temperature testing 7 10A Input Terminal Input for 0 01A to 10 00A current measurements Model UT60B C E OPERATING MANUAL Rotary Switch Below table indicated for information about the rotary switch positions Rotary Switch Position Function VEZ HOK DC voltage measurement range from 400 0mV to 1000V or AC voltage measurement range from 4 000V to 750 0V Continuity test gt Diode test Resistance measurement range from 400 02 to 40 00M2 le Capacitance test range from 40 00nF to 100 0uF Model UT60C UT60E Temperature in celsius from 40 C 1000 C Hz Frequency measurement range from 10 00Hz to 10 00MHz BAT AC or DC current measurement range from 400 04 A to 40004A mA AC or DC current measurement range from 40 00mA to 400 0mA AC or DC current measurement range from 4 000A to 10 004 Model UT60B C E OPERATING MANUAL Functional Buttons 1 Below table indicated for information about the functional button operations Button Measuring Operation Performed Function POWER Any rotary Turn the power on and off switch position Switches between DC voltage the Meter beeps DC is default APOQ Model UT60
Download Pdf Manuals
Related Search