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Model UT209 OPERATING MANUAL

1. Figure 2 14 Model UT209 OPERATING MANUAL Number Symbol Meaning 1 Hz Hz Hertz The unit of frequency kHz KHz Kilohertz 1 x 10 or 1000 hertz MHz MHz Meghertz 1 x 10 or1 000 000 hertz 2 O Q Ohm The unit of resistance kQ kQ Kilohm 1x10 or 1000 ohms MQ MQ Megohm 1x10for 1 000 000 ohms 3 PMAX Maximum peak reading displayed 4 PMIN Minimum peak reading displayed 5 ZERO Indicator for relative value zeroing 6 H Data hold is active 7 The Meter is in the auto range mode in which the Meter automatically selects the range with the best resolution 8 RMS True RMS indicator 9 AC Indicator for AC voltage or current 10 Indicates negative reading 11 DC Indicator for DC voltage 15 Model UT209 OPERATING MANUAL Number Symbol Meaning 12 En 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 13 Y Sleep mode is on 14 prm Analogue bar graph ruler 15 HMMM OL Analogue Bar Graph 16 pk Test of diode 17 EIH The continuity buzzer is on 18 A Amperes amps The unit of current 19 mV V Volts The unit of voltage mV Millivolt 1x10 or 0 001 volts 16 Model UT209 OPERATING MANUAL Measurement Operation A DC AC Voltage Measurement see figure 3 A Warning To a
2. 36 E Resistanco ete 37 D Diode Test S S E a z E z 38 E Continuity Test 38 F Freguency 6 0 HAS 39 G DG CUE 0 0 4 ID Hi AC Current een 40 Maintenance 0 2 a 41 A General Service 41 B Replacing the Battery ee 49 Model UT209 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 A Warning To avoid electric shock or personal injury read the Safety Information and Rules for Safe Operation carefully before using the Meter Digital Clamp Multimeter Model UT209 hereafter referred to as the Meter are 3 3 4 digits with steady operations fashionable structure and highly reliable measuring instrument The Meter uses large scale of integrated circuit with double integrated A D converter as its core and has full range overload protection The Meter can measure AC DC Voltage AC DC Current Frequency Resistance Diodes Continuity and etc Model UT209 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 Item Description Qty 1 English Operating Manual 1 piece 2 Test Lead 1 pair 3 Tool B
3. H AC Current Range Resolution Accuracy Overload protection 40A 0 01A 2 40 250VAC 1000A 1A 2 8 40 Model UT209 OPERATING MANUAL MAINTENANCE This section provides basic maintenance information including battery 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 Turn the Meter power off when it is not in use Take out the battery when it is not using for a long time Do not use or store the Meter in a place of humidity high temperature explosive 41 Model UT209 OPERATING MANUAL inflammable and strong magnetic field B Replacing the Baitery see figure 10 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 E3 appears Make sure the transformer jaw and the tets leads are disconected from the circuit being tested before opening the case bottom Figure 10 42 Model UT209 OPERATING MANUAL To replace the battery 1
4. Turn the Meter off and remove all the connections from the input terminals 2 Turn the Meter s front case down 3 Remove the screw from the battery compartment and separate the battery compartment from the case bottom 4 Take out the old battery and replace with a new 9V battery 6LF22 1604A 5 Rejoin the case bottom and the battery compartment and reinstall the screw 43 Model UT209 OPERATING MANUAL END This operating manual is subject to change without notice 44
5. circuit under test and remove testing leads from the input terminals 24 Model UT209 OPERATING MANUAL E Frequency Measurement see figure 7 A Warning To avoid harms to you or damages to the Meter from eletric shock do not attempt to measure voltages higher than 600V AC DC although readings may be obtained C4 The frequency ranges are 4kHz 40kHz 400kHz 4MHz and 40MHz E To measure frequency connect the Meter as follows u lt 1 Insert the red test lead into the VQHz terminal ooo and the black test lead into the COM terminal PES 2 Set the rotary switch to Hz 3 Connect the test leads across with the object being measured The measured value shows on the display Figure 7 25 Model UT209 OPERATING MANUAL Note O The maximum amplitude must not exceed 30Vrms 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 26 Model UT209 OPERATING MANUAL F DC Current Measurement see figure 8 A Warning The operating temperature must be 0 C 40 C when measuring current The measurement ranges of current are 40Ase and 1000A3 To measure current do the following 1 Set the rotary switch to 40A or 1000A lt 2 When the Meter is at 400A range the LCD displays 00 00 Press ZERO for zeroing if it does not display zero lt al
6. minimal press ZERO to display zero 28 Model UT209 OPERATING MANUAL 5 Power on the tested conductor current read out the reading after the Meter is stable 6 This DC currrent measurment result is more accurate Note The Meter adopts relative value zeroing gt Press ZERO to display the present value as stored value and display zero After that all the measurement result displayed will automatically subtract the stored value gt Press ZERO again to display the stored value gt Press and hold ZERO to exit and back to normal operation When measuring DC current if the reading is positive then the current direction is from up to down see figure 9 the front case face up while the bottom case face down When current measurement has been completed disconnect the connection between the conductor under test and the jaw and remove the conductor away from the transformer jaw of the Meter 29 Model UT209 G AC Current Measurement see figure 9 A Warning The operating temperature must be 0 C 40 C when measuring current The measurement ranges of current are 40A and 1000A 1 Set the rotary switch to 40A or 1000Arw 2 Hold the Meter tight don t release The Hall components are very senstive not only to the magnet but also to heat and machines reaction force Any shock will cause the changing in reading in the short time 3 Press the lever to open the transformer jaw 4 Center
7. 33g battery included B Environmental Requirements The Meter is suitable for indoor use Altitude Operating 2000m Storage 10000m Safety Compliances IEC 61010 CAT II 600V CAT III 300V over voltage and double insulation standard pollution degree 2 Temperature and humidity gt Operating 0 C 30 C lt 80 R H 30 C 40 C lt 75 R H 40 C 50 C lt 45 R H gt Storage 20 C 60 C lt 80 R H 34 Model UT209 OPERATING MANUAL Accurate Specifications Accuracy a reading b digits guarantee for 1 year Operating temperature 23 C 5 C Relative humidity lt 85 R H Temperature coefficient 0 1 specified accuracy 1 C A DC Voltage Range Resolution Accuracy Overload protection 400mV 0 1mV 0 8 3 4V 0 001 V 40V 0 01V 0 8 1 600V DC AC 400V 0 1V 600V 1V 1 3 Remark Input Impedance 10MQ 35 Model UT209 OPERATING MANUAL B AC Voltage Range Resolution Accuracy Overload protection 400mV 0 1mV 1 2 20 4V 0 001V 40V 0 01V 1 2 5 600V DC AC 400V 0 1V 600V 1V 1 5 5 Remarks O Input Impedance 10MQ Frequency Response lt 400mV range 50 100Hz Other ranges 40Hz 400Hz O Change to AC Couple AC and True RMS response method Input sine wave to adjust Non sine wave must follow the below data to adjust 36 Model UT209 OPERATING MANUAL Peak factor 1 4 2 0 add 1 0 on the stated acc
8. D beeps Press HOLD again to exit the Hold mode to return to measurement mode the Meter beeps 11 Model UT209 OPERATING MANUAL Button Operation Performed HOLD e Turn the rotary switch or press SELECT button can also exit Hold mode Press HOLD button for 2 seconds when turning on the Meter to display full icon H When the Meter is at V Ass and A press the button to Y Hz measure frequency But the frequency readings obtained from these ranges are only for reference ZERO e Press ZERO to display the present value as stored value and display zero After that all the measurement result displayed will automatically subtract the stored value e Press ZERO again to display the stored value e Press and hold ZERO to exit and back to normal operation 12 Model UT209 OPERATING MANUAL The Effectiveness of Functional Buttons Not every functional buttons can be used on every rotary switch positions Below table describe which functional buttons can be used on which rotary switch positions Rotary Switch Functional Buttons Positions SELECT MAX MIN 02 HOLD tHz ZERO Vw e 6 L 1 PFO e N A Hz N A e N A e ALAS N A e e e 1000A see N A e 6 e e 40A Y N A D e N A 1000A N A hd N A 13 Model UT209 OPERATING MANUAL Display Symbols see figure 2 OOO HHHH TT iip
9. 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 O Do not apply more that the rated voltage as marked on the Meter between the terminals or between any terminal and grounding When measurement has been completed disconnect the connection between the test leads and the circuit under test remove the testing leads away from the input terminals of the Meter and turn the Meter power off O The rotary switch should be placed in the right position and no any 6 Model UT209 OPERATING MANUAL changeover of range shall be made during measurement is conducted to prevent damage of the Meter Do not carry out the measurement when the Meter s back case and battery compartment are not closed to avoid electric shock Do not input higher than 600V between the two Meter s input terminal to avoid electric shock and damages to the Meter When the Meter working at an effective voltage over 70V in DC or 33V 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 fing
10. LINI T Model UT209 OPERATING MANUAL Model UT209 OPERATING MANUAL Table of Contents Title Page Overview gt 68 Unpacking Inspection A A Safety Information _ B Rules For Safe Operation es International Electrical Symbols A o The Meter Struicttiie et 0 Functional Buttons A e eld The Effectiveness of Functional Buttons 13 Display Symbols 14 Measurement Operation 17 A DC AC Voltage Measurement 17 B Measuring Resistance A L C Testing Diodes S lt a _ 21 D Testing for Continuity 23 E Frequency Measurement 25 F DC Current Measurement 27 Model UT209 OPERATING MANUAL Title Page G AC Current Measurement ete Sleep Mode ee 32 Specifications Sa pc 90 A General Specifications A tt 99 B Environmental Requirements 34 Accuracy Specifications 85 A DC Voltage _ ss 35 B AC Voltage
11. er guards To avoid electric shock do not touch the bare wires connectors unused input terminals or the circuit under testing during measurement Disconnect circuit power and discharge all high voltage capacitors before testing resistance continuity and diode Replace the battery as soon as the battery indicator EX appears With a low battery the Meter might produce false readings that can lead to electric shock and personal injury 7 Model UT209 OPERATING MANUAL 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 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 UT209 OPERATING MANUAL International Electrical Symbols AC Alternating Current 12 DC Direct Current AC or DC Grounding Double Insulated Warning Refer to the Operating Manual Deficiency
12. lows 10 bouncing digits after zeroing 3 When the Meter is at 1000A range it automatically separate 400A and 1000A 772 range The initial stage is 400A the Meter displays 0 0 Press ZERO for zeroing if it does 27 Figure 8 oo Model UT209 OPERATING MANUAL not display zero When the testing current is greater than 400A lt it is not necessary to zero Hold the Meter tight don t release The Hall components are very senstive not only to the magnet but also to heat and machines reaction force Any shock will cause the changing in reading in the short time Press the lever to open the transformer jaw Center the conductor within the transformer jaw then release the Meter slowly until the trasnformer jaw is completely closed Make sure the conductor to be tested is placed at the center of the transformer jaw otherwise it will casue deviation The Meter can only measure one conductor at a time to meausre more than one condutor at a time will cause deviation Below testnig method can obtain more accurate DC current 1 2 3 Power off the tested conductor current Press the lever to open the transformer jaw Center the conductor within the transformer jaw then release the Meter slowly until the transformer jaw is completely closed Make sure the conductor to be tested is placed at the center of the transformer jaw otherwise it will cuase 1 0 deviation When the reading is stabled at the
13. of Built In Battery Continuity Test Diode SIE EDO ul Danger of High Voltage My Mm Conforms to Standards of European Union The Meter Structure see figure 1 1 2 NO of OO Hand Guards to protect user s hand from touching the dangerous area Trigger press the lever to open the transformer jaws When the pressure on the lever is released the jaws will close Functional Buttons Input Terminals LCD Display Rotary Switch Transformer Jaw designed to pick up the AC and DC current flowing through the conductor It could transfer current to voltage The tested conductor must vertically go through the Jaw center 10 Model UT209 OPERATING MANUAL Figure 1 Model UT209 OPERATING MANUAL Functional Buttons Below table indicated for information about the functional button operations Button Operation Performed SELECT Press SELECT button to select the alternate functions including Va and Q PMAX PMIN e Press and hold for 2 seconds to enter that function internal calibration e Press the button once to start recording of maximum peak value e Press the button again to start recording of minimum peak value e Press and hold for one second to exit PMAX PMIN mode Ea Press once to turn the display backlight on as e t will automatically off after around 15 seconds e Press HOLD to enter the Hold mode in any mode the Meter HOL
14. one minute before entering Sleep Mode and one long beep just before entering Sleep Mode The Meter can be activated by turning the rotary switch or pressing the button except the 2 button details see the The Effectiveness of Functional Buttons on page 11 12 If the Meter is activated by pressing button the Meter will keep the measurement value before entering Sleep Mode Press PMAX PMIN ZERO or Hz to turn on the Meter can disable the Sleep Mode feature 32 Model UT209 OPERATING MANUAL Specifications A General Specifications Maximum Voltage between any Terminals and grounding Refer to different range input protection voltage Display 3 3 4 digits LCD display Maximum display 4000 Polarity Auto Overloading Display OL or OL Battery Deficiency Display E3 Sampling 3 times per second Measurement Deviation The conductor being meaured is not placed in the center of the jaw during AC DC current measurement it will cause extra 1 deviation based on the stated accuracy Drop Test 1 meter drop test passed Max Jaw Size 55mm diameter Projected Max Current conductor size 45mm diameter Electro Magnetic When carrying out measurement near the electro magnetic it may cause unstable or wrong reading Power 1 x 9V battery 6LF22 1604A 33 Model UT209 OPERATING MANUAL Battery Life typically 150 hours alkaline battery Dimensions 285 3mm x 105mm x 44 5mm Weight Approximate 5
15. ox 1 piece 4 9V Battery NEDA1604A or 6LF22 1 piece In the event you find any missing or damage please contact your dealer immediately Model UT209 OPERATING MANUAL Safety Information This Meter complies with the standards IEC61010 in pollution degree 2 overvoltage category CAT II 600V CAT III 300V and double insulation CAT Il Local level appliance PORTABLE EQUIPMENT etc with smaller transient overvoltages than CAT Ill CAT III Distribution level fixed installation with smaller transient overvoltages than CAT IV 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 to International electrical symbols used on the Meter and in this Operating Manual are explained on page 9 5 Model UT209 OPERATING MANUAL Rules For Safe Operation ZN 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 O 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 O
16. rement 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 Note To obtain a more precise reading you could remove the objects being tested from the circuit when measuring When diode testing has been completed disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input terminals 22 Model UT209 OPERATING MANUAL D Testing for Continuity see figure 6 A 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 To test for continuity connect the Meter as follows 1 2 Insert the red test lead into the VQHz terminal and the black test lead into the COM terminal Set the rotary switch to 0 and press SELECT button to select 1 measurement mode The buzzer sounds if the resistance of a circuit under test is less than 302 The buzzer may or may not sound if the resistance of a circuit under test is between 300 to 1000 The buzzer does not sound if the resistance of 23 D ooo ooo Figure 6 Model UT209 OPERATING MANUAL a circuit under test is higher than 1000 Note O When continuity testing has been completed disconnect the connection between the testing leads and the
17. rminal and black test lead into the COM terminal 2 Set the rotary switch to Q Resistance measurement is a default or press SELECT to switch to gt measurement mode 19 Q ooo O Figure 4 Model UT209 OPERATING MANUAL 3 Connect the test leads across with the object being measured The measured value shows on the display Note To obtain a more precise reading you could remove the objects being tested from the circuit when measuring When resistance measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input terminals 20 Model UT209 OPERATING MANUAL C Testing Diodes see figure 5 A 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 diodes Use the diode test to check diodes transistors and other semiconductor devices The diode test sends a current through the semicondutor junction then measure the voltage drop across the junction A good silicon junction drops between 0 5V and 0 8V 21 a Oooo Oooo Figure 5 Model UT209 OPERATING MANUAL To test the diode out of a circuit connect the Meter as follows 1 Insert the red test lead into the VQHz terminal and black test lead into the COM terminal 2 Set the rotary switch to 1 FQ Press SELECT to switch to measu
18. the conductor within the transformer jaw then release the Meter slowly until the trasnformer jaw is completely closed Make sure the conductor to be tested is placed at the center of 30 OPERATING MANUAL Figure 9 Model UT209 OPERATING MANUAL the transformer jaw otherwise it will casue deviation The Meter can only measure one conductor at a time to meausre more than one condutor at a time will cause deviation 5 When the measuring current gt 1A press GHz button to toggle between AC current and frequency measurement mode But the frequency readings obtained from this range is only for reference Note When measuring AC current range It may have unstable or wrong sensed readings it will not affect measurement result O Change to AC Couple AC and True RMS response method Input sine wave to adjust Non sine O wave must follow the below data to adjust Peak factor 1 4 2 0 add 1 0 on the stated accuracy Peak factor 2 0 2 5 add 2 5 on the stated accuracy Peak factor 2 5 3 0 add 4 0 on the stated accuracy When current measurement has been completed disconnect the connection between the conductor under test and the jaw and remove the conductor away from the transformer jaw of the Meter 31 Model UT209 OPERATING MANUAL Sleep Mode 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 The Meter beeps 3 times in
19. uracy Peak factor 2 0 2 5 add 2 5 on the stated accuracy Peak factor 2 5 3 0 add 4 0 on the stated accuracy C Resistance Range Resolution Accuracy Overload protection 4002 0 12 1 2 2 4kQ 10 40kQ 100 1 2 250VAC 400kQ 1000 4MQ 1kQ 1 2 2 40MQ 10kQ 1 5 2 37 Model UT209 OPERATING MANUAL D Diode Test Range Resolution Accuracy Overload protection 0 5V 0 8V Open gt 1mV circuit voltage 250VAC approx 3 0V E Continuity Test Range Resolution Accuracy Overload protection The buzzer sounds if the resistance of a circuit under test is less than 30Q The buzzer may or may not sound if the on 0 10 resistance of a circuit under test is between 30 to 1000 250VAC The buzzer does not sound if the resistance of a circuit under test is higher than 100Q Open circuit voltage approx 1 2V 38 Model UT209 OPERATING MANUAL F Frequency Range Resolution Accuracy Overload protection 4kHz 0 001kHz 40kHz 0 01kHz 400kHz 0 1kHz 0 1 3 250VAC 4MHz 0 001MHz 40MHz 0 01MHz Remarks Input Sensitivity as follows When 100kHz gt 300mV rms When gt 100kHz 2 600mV rms Input amplitude a 300mV lt a lt 30V rms 39 G DC Current Model UT209 OPERATING MANUAL Range Resolution Accuracy Overload protection 40A 0 01A 2 40 250VAC 1000A 1A 2 8
20. void harms to you or damages to the Meter from eletric shock do not attempt to measure voltages higher than 600V AC DC although readings may be obtained The DC Voltage ranges are 400mV 4V 40V 400V and 600V The AC Voltage ranges are 400mV 4V 40V 400V and 600V Figure 3 17 Model UT209 OPERATING MANUAL To measure DC AC voltages connect the Meter as follows 1 2 3 4 Insert the red test lead into the VQ Hz terminal and black test lead into the COM terminal Set the rotary switch to VAS DC mesaurement mode and auto ranging is a default Press SELECT to switch to AC measurement mode Press tHz button to measure frequency but the frequency readings obtained from this range is only for reference Connect the test leads across with the object being measured The measured value shows on the display Note O When DC AC voltage measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input terminals 18 Model UT209 OPERATING MANUAL B Measuring Resistance see figure 4 A 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 are 40002 4kQ 40kQ 400kQ and 40MQ To measure resistance connect the Meter as follows 1 Insert the red test lead into the VQHz te

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