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Uni-Trend UT60A multimeter

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1. REL mode on which display the present value minus the stored value The battery is low A Warning To avoid false readings which could lead to possible electric shock or personal injury replace the battery as soon as the battery indicator appears Di Test of diode O 1 The continuity buzzer is on kQ Q Ohm The unit of 0 9 MO resistance kO kilohm 1 x 10 or 1000 ohms MO Megaohm 1 x 10 or 1 000 000 ohms F uF nF F Farad The unit of capacitance uF Microfarad 1 x 10 or 0 000001 farads nF Nanofarad 1 x 10 or 0 000000001 farads Hz kHz Hz Hertz The unit of MHz frequency in cycles second kHz Kilohertz 1 x 10 or 1 000 hertz MHz Megahertz 1 x 10 or 1 000 000 hertz 15 LINI T Model UT60A OPERATING MANUAL Display Symbols 3 V mV V Volts The unit of voltage mV Millivolt 1 x 10 or 0 001 volts A Amperes amps The unit of current mA Milliamp 1 x 10 or 0 001 amperes HA Microamp 1x 10 or 0 000001 amperes Indicates negative reading OL The input value is too large for the selected range 16 Model UT60A OPERATING MANUAL 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 mea
2. Deficiency of Built In Battery Continuity Test Diode Capacitance Test Fuse Warning Refer to the Operating Manual Conforms to Standards of European Union LINI T Model UT60A OPERATING MANUAL The Meter Structure see figure 1 eeee figure 1 LCD Display Functional Buttons Rotary Switch HzVO Input Terminal Input for voltage freguency duty cycle resistance diode continuity and capacitance measurements COM Input Terminal Return terminal for all measurements HAMA Input Terminal Input for 0 1uA to 400 0mA current measurements 10A Input Terminal Input for 0 001A to 10 00A current measurements Model UT60A OPERATING MANUAL Rotary Switch Below table indicated for information about the rotary switch positions Rotary Switch Function Position AC voltage measurement range from 400 0mV to 1000V or DC voltage measurement range from 4 000V to 750 0V i Continuity test JA PF Diode test Q Q Resistance measurement range from 400 00 to 40 00MO Je Capacitance test range from 40 00nF to 100 065 Freguency measurement range Hz from 10 00Hz to 10 00MHz Duty Cycle measurement uA AC or DC current measurement Hz range from 400 0 uA to 40004A AC or DC current measurement Hz range from 40 00mA to 400 0mA Hz AC or DC current measurement A range from 4 000A to 10 00A 10 Model UT60A OPERAT
3. Model UT60A OPERATING MANUAL Table of Contents Title Page Overview E 3 Unpacking Inspection E 2 4 Safety Information E E A 5 Rules For Safe Operation 5 6 International Electrical Symbols The Meter Structure B 9 Rotary Switch _ 10 Functional Buttons 2 11 Display Symbols 2 gt 2 M 14 Measurement Ranges 17 Selecting Measurement Range 7 Manual Ranging and Autoranging 47 Measurement Operation 19 A AC amp DC Voltage Measurement 19 B Measuring Continuity Diodes amp Resistance _ z 21 C Capacitance Measurement D Frequency amp Duty Cycle Measurement 26 E DC or AC Current Measurement 9g The POWER Button ___ 80 The BLUE Button s DE ad The Use of Relative Value Mode LE 80 Operation of Hold Mode E 31 General Specifications z 32 Accuracy Specifications 2 3 33 AC Voltage is 2 33 B DC Voltage 33 C Continuity Diodes amp Resistance Test 34 D Capacitance 35 E Frequency amp Duty Cycle Si DC Current __ 2 M z 36 G AC Current __ E 36 Model UT60A OPERATING MANUAL Title Page Maintenance z 37 A General Service 5 37 Testing the Fuses _ ________________ 37 C R
4. fuse 5x20mm 400mA 0 1mA 4A 0 001A o 10A 250V 2 57645 fast type Glass 10A 0 01A fuse 5x20mm Remarks Frequency response 40Hz 400Hz Displays effective value of sine wave mean value response 4A amp 10A Range For continuous measurement lt 10 seconds and interval time between 2 measurements greater than 15 minutes 36 Model UT60A OPERATING MANUAL Maintenance 1 This section provides basic maintenance information including battery and fuse replacement instruction A warning Do not 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 Press the POWER to turn off the Meter when it is not in use and take out the battery when not using for a long time Donot store the Meter in a place of humidity high temperature and strong magnetic field Testing the Fuses Aven 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 replac
5. interval time between 2 measurements should be greater than 15 minutes When current measurement has been completed disconnect the connection between the testing leads and the circuit under test 29 Model UT60A 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 reguired measurement function when there is more than one function at one position of the rotary switch The Use of Relative Value Mode The REL mode applies to all measurement functions except in freguency duty cycle measurement it subtracts a stored value from the present value and displays the relative value A as the result The definition is as follows Relative value A present value stored value For instance if the stored value is 20 0V and the present value is 22 0V the reading would be 2 0V If a 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 selecting RELA If measurement functions change manually after RELA is selected the Meter exits the REL mode Press RELA to enter REL mode autoranging turns off except under capacitance testing mode and the present measurement range is locked and display the last measurement value as 0 as the stored value Press RELA again or turn the rotary switch to reset the stored value and exi
6. the black test lead into the COM terminal Set the rotary switch to Hz 3V DC measurement is default or press BLUE button to select DC measurement mode Connect the test leads across with the object being measured The measured value shows on the display 20 Model UT60A OPERATING MANUAL Measurement Operation 3 Note Ineach range the Meter has an input impedance of 10MQ This loading effect can cause measurement errors in high impedance circuits If the circuit impedance is less than or equal to 10k the error is negligible 0 196 or less When DC voltage measurement has been completed disconnect the connection between the testing leads and the circuit under test Measuring Continuity Diodes amp Resistance B L 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 continuity diodes amp resistance Testing for Continuity see figure 5 black figure 5 To test for continuity connect the Meter as below 1 Insert the red test lead into the HzVOterminal and the black test lead into the COM terminal 2 Set the rotary switch to gt and press BLUE button to select measurement mode 3 The buzzer sounds if the resistance of a circuit under test is less than 1000 21 Model UT60A OPERATING MANUAL Measurement Operation 4 Note The LCD displays OL indicating the
7. EE Ready To Wis 7 4 RTS Request To Send 8 8 5 CTS Clear To Send B Setting of RS232C Serial Ports Default of RS232C serial port for communication is set as Baud Rate 2400 Startbit 1 always 0 Stop bit 1 always 1 Data bits 8 Parity 1 Odd 41 Model UT60A OPERATING MANUAL RS232C Serial Port 2 C System Requirements for Installing the UT60A Interface Program To use UT60A Interface Program you need the following hardware and software An IBM PC or equivalent computer with 80486 or higher processor and 640 x 480 pixel or better monitor Microsoft Windows 95 or above At least 8MB of RAM At least 8MB free space in hard drive Can access to a local or a network CD ROM A free serial port A mouse or other pointing device supported by Windows Please refer to the included Installation Guide amp Computer Interface Software for installing and operating instructions of the UT60A Interface Program END This operating manual is subject to change without notice 42 Model UT60A OPERATING MANUAL 43 Model UT60A 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
8. ING MANUAL Functional Buttons 1 Below table indicated for information about the functional button operations Button Measuring Operation Performed Function POWER Any Turn the power on and rotary off switch position Hz Switches between AC V and DC voltage the Meter beeps DC is BLUE default 1 Switches between ME continuity and diode and resistance measurements the Meter beeps Resistance is default HAS Switches between AC Hz and DC current range from 400 0 A to 4000 uA the Meter beeps DC is default mA Switches between AC Hz and DC current range from 40 00mA to 400 0mA the Meter beeps DC is default Hz Switches between AC and DC current range from 4 0004 to 10 00A the Meter beeps DC is default gt Model UT60A OPERATING MANUAL Functional Buttons 2 RANGE Any 1 Press RANGE to rotary enter the manual switch ranging mode the position Meter beeps except Manually selecting a at Hz range causes the and HE Meter to exit the Hold mode and REL modes 2 Press RANGE to step through the ranges available for the selected function thel Meter beeps 3 Press and hold RANGE for around 2 seconds to return to autoranging the Meter beeps Hz Yo Hz 1 Press Hz to start the frequency counter the Meter beeps 2 Press Hz Yo again to enter duty cycle mode the Meter beeps 3 Press Hz Yo again to return to the frequen
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10. 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 between 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 Never working at an effective voltage over 60V in DC or 30V rms in AC 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 continuity diodes resistance capacitance or current Model UT60A OPERATING MANUAL Rules For Safe Operation 2 Before measuring current check the Meter s fuses and
11. circuit being tested is open When continuity testing has been completed disconnect the connection between the testing leads and the circuit under test Testing Diodes see figure 6 T figure 6 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 and 0 8V To test a diode out of a circuit connect the Meter as follows 1 Insert the red test lead into the HzVQ terminal and the black test lead into the COM terminal 2 Set the rotary switch to WPF oO 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 22 Model UT60A OPERATING MANUAL Measurement Operation 5 Note In a circuit a good diode should still produce a forward 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 Connect the test leads to the proper terminals as said above to avoid error display The LCD will display OL indicating open circuit for wrong connection The unit of diode is Volt V displaying the positive co
12. cy counter mode the Meter beeps 12 Model UT60A OPERATING MANUAL Functional Buttons 3 Hz Yo Hz 1 Press to start the V frequency counter the Meter beeps Hz 2 Press again to enter MARI duty cycle mode the Hz Meter beeps or 3 Press the third time to Hz return to voltage or A current measurement mode the Meter beeps RELA Any Press REL A to enter rotary and exit the REL mode switch in any measuring mode position except in freguency duty except cycle mode the Meter Hz beeps HOLD H Any Press HOLDH to rotary enter and exit the Hold switch mode in any mode the position Meter beeps 13 Model UT60A OPERATING MANUAL Display Symbols 1 see figure 2 MAL Oh E 0 0 LI L figure 2 Number Symbol Meaning AC Indicator for AC voltage or current The displayed value is the mean value The Meter is in the auto range mode in which the Meter automatically selects the range with the best resolution RS232C Data output Itis 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 e Yo Percent Used for duty cycle measurements Data hold is active 14 Model UT60A OPERATING MANUAL Display Symbols 2
13. ement fuses with identical amperage voltage and speed ratings 37 Model UT60A OPERATING MANUAL Maintenance 2 To test the fuse 1 Set the rotary switch to gt and select 2 by pressing BLUE button 2 Plug a test lead into the terminal HzVQand touch the probe tip to the 10A or KAMA terminal Ifthe Meter beeps the fuse is good If the display shows OL replace the fuse and test 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 11 figure 11 N waring To avoid false readings which could lead to possible electric shock or personal injury replace the battery as soon as the battery indicator VE appears To replace the battery 1 Pressthe POWER to turn the Meter off and remove all connections from the terminals 38 Model UT60A OPERATING MANUAL Maintenance 3 2 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 battery NEDA1604 6F22 or 006P 5 Rejoin the case bottom and battery compartment and reinstall the screw RO D Replacing the Fuses see figure 12 To avoid electrical shock or arc blast or personal injury or damage to the Meter use speci
14. eplacing the Battery 38 D Replacing the Fuses _ __________ 39 RS232C Serial Port _ E 41 A 5232 _ YA B Setting of RS232C Serial Ports 41 C System Requirements for Installing the UT60A Interface Program 42 Model UT60A 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 AN warning To avoid electric shock or personal injury read the Safety Information and Rules for Safe Operation carefully before using the Meter Digital Multimeter Model UT60A 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 addition to the conventional measuring functions it is equipped with a RS232C standard serial port 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 LINI T Model UT60A OPERATING MANUAL Unpacking Inspection Open the package case and take out the Mete
15. fied 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 Remove 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 and then take out the fuse from its bracket 39 LINI T Model UT60A OPERATING MANUAL Maintenance 4 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 0 5A 250V fast type Glass fuse 5x20mm Fuse 2 10A 250V fast type Glass 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 2 screws and 2 rubber feet Replacement of the fuses is seldom required Burning of a fuse always results from improper operation 40 Model UT60A OPERATING MANUAL RS232C Serial Port 1 A RS232C Port Cable The Meter Computer D sub D sub D sub 9 Pin 9Pin 25Pin Pin Remark Male Female Female Name 2 2 3 RX Receiving S Data 3 2 TD Transmitting Data 4 ____ 4 20 DTR Data Terminal Ready 5 qe 5 7 GND Grounding 6 6 6 DSR Data Set
16. hen Hz measurement has been completed disconnect the connection between the testing leads and the circuit under test Duty Cycle Measurement The duty cycle measurement range is 0 196 99 9 To measure duty cycle T Set up the Meter to measure frequency 2 To select duty cycle press Hz again or until the Yo 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 To obtain a stable reading when measuring Input scope 30V rms amp 1 kHz frequency signal Set the rotary switch to HZ V HA Hz MAS Hz or 2 Then press Hz to select Hz measurement mode to obtain frequency value Input scope lt 30V rms frequency signal Follow the above step 2 carrying out the measurement When duty cycle measurement has been completed disconnect the connection between the testing leads and the circuit under test 27 Model UT60A OPERATING MANUAL Measurement Operation 10 E DC or AC Current Measurement see figure 10 oy figure 10 A 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
17. n circuit voltage approximate 0 45V Diode Range Open circuit voltage approximate 1 48V Displays approximate forward voltage drop reading 0 5V 0 8V 400 2 40M Range Open circuit voltage approximate 0 45V 34 Model UT60A OPERATING MANUAL Accuracy Specifications 3 D Capacitance Range Resolution Accuracy E 40nF 10pF 400nF 100pF 396 5 inF 600Vp 404F 10nF 100uF 100nF 496545 E Frequency amp Duty Cycle Range Resolution Accuracy idu 10Hz 10MHz N A 0 19643 0 1967 600Vp 99 996 N A Duty cycle Remarks 10Hz 10MHz Range Input sensitivity as follows 1MHz 300mV rms gt 1MHz S600MV rms Maximum input amplitude 30V rms 0 1 99 9 Range Reading is only for reference purpose 35 Model UT60A OPERATING MANUAL Accuracy Specifications 4 F DC Current Range Resolution Accuracy Ed ng E B 1 2 0 5A 250V IA x fast type Glass m Uim 5 fuse 5x20mm 400mA 0 1 1 27643 4A 0 001A 10A 250V 1 5 5 fast type Glass 10A 0 01A fuse 5x20mm Remark 4 amp 10A Range For continuous measurement lt 10 seconds and interval time between 2 measurements greater than 15 minutes G AC Current 1 Resolutio Accuracy KIRUSI 400HA O 1HA 2000HA Tha 1 5 5 0 54 250V 40mA 0 01mA fast type Glass 2 5
18. nnection voltage drop value When diode testing has been completed disconnect the connection between the testing leads and the circuit under test Resistance Measurement see figure 7 figure 7 The resistance ranges 400 00 4 000kQ 40 00KO 400 0kO 4 000MQ and 40 00MO To measure resistance connect the Meter as follows 1 Insert the red test lead into the HzV A terminal and the black test lead into the COM terminal 2 Set the rotary switch to FQ resistance measurement O is defaults or press BLUE button to select O measurement mode 23 Model UT60A OPERATING MANUAL Measurement Operation 6 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 1Qto 0 2 error to resistance measurement To obtain precision readings in low resistance measurement that is the range of 400 00 short circuit the input terminals beforehand using the relative value function button REL Ato automatically subtract the value measured when the testing leads are short circuited from the reading For high resistance measurement gt 1MO it is normal taking several seconds to obtain a stable reading If O reading with shorted test leads is 0 5O check for loose test leads incorrect function selection or enabled Data Hold function The LCD displays OL indicating open circuit for the tested resistor or the resis
19. on 1 A AC amp DC Voltage Measurement A warning To avoid harms to you or damages to the Meter from electric shock please do not attempt to measure voltages higher than 1000V 750V rms although readings may be obtained AC Voltage Measurement see figure 3 Black figure 3 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 HzV terminal and the black test lead into the COM terminal 2 Set the rotary switch to Hz 3V and press BLUE button to select AC measurement mode 3 Connect the test leads across with the object being measured The measured value shows on the display which is effective value of sine wave mean value response 19 Model UT60A OPERATING MANUAL Measurement Operation 2 Note In each range the Meter has an input impedance of 10MQ 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 0 196 or less When AC voltage measurement has been completed disconnect the connection between the testing leads and the circuit under test DC Voltage Measurement see figure 4 figure 4 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 2 Insert the red test lead into the HzV O terminal and
20. r Check the following items carefully to see any missing or damaged part Item Description Qty 1 Operating Manual 1 piece 2 Test Lead 1 pair 3 9V Battery NEDA1604 6F22 or 006P 1 piece installed 4 RS232C Interface Cable 1 piece 5 CD ROM Installation Guide amp Computer 1 piece Interface Software In the event you find any missing or damage please contact your dealer immediately Model UT60A OPERATING MANUAL Safety Information This Meter complies with the standards IEC61010 in pollution 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 8 Model UT60A OPERATING MANUAL Rules For Safe Operation 1 Z warning To avoid possible electric shock or personal injury and to avoid possible damage to the Meter or to the equipment under test
21. range for the measurement When the testing leads are connected to the current terminals do not parallel them across any circuit The current measurement has 3 measurement positions on the rotary switch KASHz mA 3Hz and HzFSA The p A ZHz has a 400 0uA and 4000UA range with auto ranging the mARZHz has a 40 00mA and 400 0mA range with auto ranging HZ amp ZA position has a 4 000A and 10 00A range with auto ranging To measure current do the following 1 Turn off power to the circuit Discharge all high voltage capacitors 2 Insert the red test lead into the WAMA or 10A or terminal and the black test lead into the COM terminal 3 Set the rotary switch to JA 9Hz mA 9Hz or HzeJA Use the 10A terminal and 2 measurement position if the current value to be tested is an unknown 28 Model UT60A OPERATING MANUAL Measurement Operation 11 4 The Meter defaults to DC current measurement mode To toggle between DC and AC current measurement function press BLUE button AC current is displayed as an mean value calibrated against sine wave effective 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 power to the circuit The measured value shows on the display Note For safety sake the measuring time for high current should be lt 10 seconds for each measurement and the
22. sions 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 Certification C UL amp CUL 32 Model UT60A OPERATING MANUAL Accuracy Specifications 1 Accuracy 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 AC Voltage Range Resolution Accuracy dica 4V 1mV 40V 10mV x 19645 1000V DC 750V AC rms 400V 100mV continuous 750V 1V 1 2 5 Remarks Input impedance 210MQ Displays effective value of sine wave mean value response Frequency response 40Hz 400Hz B DC Voltage I Overload Range Resolution Accuracy Protection 400mV 0 1mV 0 8 3 1000V DC 4V 1mV 750V AC rms continuous 40V 10mV 0 8 1 400V 100mV 1000V 1V 1 3 Remark Input impedance 210MQ 33 Model UT60A OPERATING MANUAL Accuracy Specifications 2 C Continuity Diodes 8 Resistance Test Range Resolution Accuracy Overload Protection ks s pego Diode imV N A 400Q 010 1 2 2 AKO 10 dip 40kQ 10Q 1 2 400kQ 10022 4MO 1kO 1 2 2 40M 10kO 1 59642 Remarks Continuity Test 400 0Q Range Buzzer beeps continuously Ope
23. surement range is important Ifthe range is too low for the input the Meter displays OL to 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 both manual range and autorange options In the autorange mode the Meter selects the best range for the input detected This allows you to switch test points without having to reset the range Inthe manual range mode you select the range This allows you to override autorange and lock the Meter in a 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 is displayed 17 LINI T Model UT60A OPERATING MANUAL Measurement Ranges 2 To enter and exit the manual range mode 1 Press RANGE The Meter enters the manual range mode and turns off Each presses of RANGE increments the range When the highest range is reached the Meter wraps to the lowest range 2 To exit the manual range mode press and hold RANGE for over 2 seconds The Meter returns to the autorange mode and is displayed Note If you manually change the measurement range after entering the REL or Hold modes the Meter exits these modes Under frequency duty cycle and capacitance measurement only autorange mode is available 18 Model UT60A OPERATING MANUAL Measurement Operati
24. t REL Mode Pressing HOLD H in REL mode makes the Meter stop updating Pressing HOLDIH again to resume updating 30 Model UT60A OPERATING MANUAL Operation of Hold Mode A 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 Press HOLD H to enter Hold mode the Meter beeps Press HOLDIHJ again or turn the rotary switch to exit Hold mode the Meter beeps In Hold mode I is displayed 31 Model UT60A OPERATING MANUAL General Specifications Maximum Voltage between any Terminals 1000V rms and Grounding A Fused Protection 0 5A 250V fast type Glass for HAMA Input fuse p 5x20 mm Terminal A Fused Protection 10A 250V fast type Glass for 10A Input Terminal fuse 5x20 mm Maximum Display Display 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 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 9 Data Holding Display El Negative reading Display mm Overloading Display OL Equipped with full icons display Auto and manual range selectable Dimen
25. tor 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 Capacitance Measurement see figure 8 black figure 8 24 Model UT60A OPERATING MANUAL Measurement Operation 7 A warning To avoid damage to the Meter or to the eguipment under test disconnect circuit power and discharge all high voltage capacitors before measuring capacitance Use the DC Voltage function to confirm that the capacitor is discharged Never attempt to input over 60V in DC or 30V rms in AC to avoid personal dangerous The Meter s capacitance ranges are 40 00nF 400 0nF 4 000uF 40 004F and 100 0uF To measure capacitance connect the Meter as follows 1 Insert the red test lead into the HzVQ terminal and the black test lead into the COM terminal 2 Set the rotary switch to 3 Connect the test leads across with the object being measured The measured value shows on the display Note For testing the capacitor with polarity connect the red test lead to anode amp black test lead to cathode instead To increase the accuracy of capacitance measurement especially when measuring under 400nF use REL mode to automatically subtract the Meter built in equalized capacitance and residual capacitance of test leads from the result It takes a longer time when testing a high capacitor
26. turn off power to the circuit before connecting the Meter to the circuit Replace the battery as soon as the battery indicator appears With a low battery the Meter might produce false readings that can lead to electric shock and personal injury Remove test leads and RS232C interface cable 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 the 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 Turn the Meter off when it is not in use and take out the battery when not using for a long time 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 Model UT60A OPERATING MANUAL International Electrical Symbols AC Alternating Current DC Direct Current AC or DC Grounding Double Insulated
27. value the testing time is around 15 seconds in 100uF range When capacitance measurement has been completed disconnect the connection between the testing leads and the circuit under test 25 Model UT60A OPERATING MANUAL Measurement Operation 8 D Frequency amp Duty Cycle Measurement see figure 9 Black figure 9 Freguency Measurement The measurement ranges are from 10Hz to 40MHz To measure frequency connect the Meter as follows 1 2 Insert the red test lead into the HzVO terminal and the black test lead into the COM terminal Set the rotary switch to Hz frequency measurement Hz is default or press Hz button to select Hz measurement mode Connect the test leads across with the object being measured The measured value shows on the display Note To obtain a stable reading when measuring Input scope 30V rms amp 1 kHz frequency signal Set the rotary switch to Hz 2V pANHz mAAHz or Hz lt ZA Then press Hz to select Hz measurement mode to obtain frequency value Input scope lt 30V rms frequency signal 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 26 Model UT60A OPERATING MANUAL Measurement Operation 9 Range Signal Freguency Reguirement Range v 200mV HAN z 200uA mA 20mA 10Hz 1kHz A 2A W

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