Uni-Trend UT232 multimeter
Contents
1. 84 C AC Current re 85 Dr Acie Power ccu te 5 E Apparent Power e 36 F Reactive Power EGG BZ G Power Factor 38 H Phase Angle EE a e a en 68 Active Energy a 39 Maintenance 4 e ug A General Service ee 9 B Replacing the Battery 40 Model UT232 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 i Safety Informationi and i Rules for Safe Operation carefully before using the Meter Model UT232 is a three phase intelligent handheld digital power clamp meter hereafter referred to as ithe Meteri which has both the features of digital current meter and also power measurement meter The Meter can measure Voltage Current Active Power Apparent Power Reactive Power Power Factor Phase Angle Frequency Active Energy and etc 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 Manual2. power factor main display sum of 9 Press again to sum up the second apparent power phase power measurement result then USB 9 Press USB once to turn the USB carry out third phase power interface on USB appears and the measurement Meter beeps Press gt again to sum up the third phase 9 Press USB again to turn the USB power measurement result then press interface off USB disappears and the SELECT to enter the measurement of Meter beeps sum of the watts mode the display e It is invalid at active energy mode shows the 3 phase sum of the watts LOAD e Press once to enter LOAD mode MR value appears and the Meter beeps SAVE Press once to store single reading 9 Press again to exit LOAD mode MR MEM appears and the Meter beeps disappears and the Meter beeps Press and hold for over 1 second to Press and hold LOAD for 1 second to continuous store reading MEM blinks display the stored data quickly and the Meter beeps The index number gt At Active power main display Phase shown on the left secondary display keep on increasing Press SAVE again 10 Model UT232 OPERATING MANUAL Button Operation Performed Button Operation Performed to exit The maximum number of data store the Meter steps through sum of active is 99 when it achieves 99 the Meter shows power main display sum of reactive FUL Press CLEAR to clear the stored power secondary display and sum o
3. 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 39 high temperature explosive inflammable and strong magnetic field B Replacing the Battery see figure 24 Figure 24 40 Model UT232 OPERATING MANUAL 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 i 29 appears Make sure the transformer jaw and the tests leads are disconected from the circuit being tested before opening the case bottom To replace the battery ile 2 3 Press POWER to turn the Meter off and remove all the connections from the input terminals Turn the Meteris front case down Remove the screw from the battery door and separate the battery door from the case bottom Take out the old battery and replace with 4 x 1 5V battery LR6 Rejoin the case bottom and the battery compartment and reinstall the screw Model UT232 OPERATING MANUAL END This operating manual is subje
4. 1 piece 2 Red Test Lead 1 piece 3 Black Test Lead 1 piece 4 Blue Test Lead 1 piece 5 Yellow Test Lead 1 piece 6 Red Alligator Clip 1 piece 7 Black Alligator Clip 1 piece 8 Blue Alligator Clip 1 piece 9 Yellow Alligator Clip 1 piece 10 USB Interface Cable 1 piece 11 Software 1 piece 12 Tool Box 1 piece 13 1 5V Battery LR6 4 pieces 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 degree 2 overvoltage category CAT 111 600V CAT IV 300V 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 to International electrical symbols used on the Meter and 4 Model UT232 OPERATING MANUAL in this Operating Manual are explained on page 6 Rules For Safe Operation AN 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
5. again to exit the Hold mode to return to measurement mode the Meter beeps and fil disappears MENU secondary display e AC Current main display AC Voltage secondary display Active power main display Phase angle secondary display e Apparent power main display Reactive power secondary display Power factor main display Phase angle secondary display Active Energy main display Time secondary display LIGHT Press LIGHT to turn the display backlight on The display backlight will be off automatically after 30 seconds MENU Press MENU to display the following functions in sequence AC Voltage main display Frequency MAX A Press to start recording of maximum value it valid at voltage current active power and apparent power ranges only Press once at LOAD mode MR icon shown the Meter displays the next stored reading the left secondary display showing the index increase one Press once at gt mode CAL icon shown Model UT232 OPERATING MANUAL angle secondary display mode press 2 once button to sum up the current Button Operation Performed Button Operation Performed MAX A the Meter steps through sum of active 5 first phase of 3 phase measurement power main display sum of reactive result Then carry out second phase power secondary display and sum of power measurement
6. button for around 15 minutes except at active factor range Model UT232 OPERATING MANUAL Sampling 3 times per second Max Jaw Size 55mm diameter Analogue Bar Graph Power 4 x 1 5V battery LR6 Dimensions 303mm x 112mm x 39mm Weight Approximate 601g Model UT232 OPERATING MANUAL B Environmental Requirements The Meter is suitable for indoor use Altitude Operating 2000m Storage 10000m Temperature and humidity Operating 30 S85 R H 30 C 40 C S75 R H 40 C 50 C S45 R H gt Storage 10 C 60 C S85 R H Safety Compliances IEC 61010 CAT III 600V CAT IV 300V overvoltage and double insulation standard pollution degree 2 Certification Ce 33 Model UT232 OPERATING MANUAL Accurate Specifications Accuracy a reading b digits guarantee for 1 year Operating temperature 23 C 5 C Operating humidity 45 75 R H A AC Voltage True RMS Range Resolution Accuracy Allowable Maximum overload protection voltage Input Impedance 15V 100V 0 1V 1 2 5 600 RMS 10MQ 300V 600V B Frequency Range Resolution Accuracy 20Hz 500Hz 1Hz 0 5 5 34 Model UT232 OPERATING MANUAL C AC Current True RMS Range Resolution Accuracy Allowable Maximum overload protection current 40A 100A 0 1A 400A 2 5 1000A RMS 1000A 1A D Active Power W V x Ax COS 2 Vo
7. f ncessary press gt to get the sum of watts as figure 12 22 x le DOYS nnn Li Le W w Figure 12 Model UT232 OPERATING MANUAL After sum up the current power meaursuremnt value of the second phase then press SELECT again to choose the third phase 23 as figure 13 Ye 0095 nnn NULL 0 a 100 Figure 13 The double display shows the value of acitve power KW and PG of 23 e fncessary press gt to get the sum of watts as figure 14 23 l 00 5 nnn UL Zam Figure 14 After sum up the current power measurement value of the third phase finally press SELECT again to display the 3 phase sum of acitve power value and reactive power value Press MAX A or MIN V as figure 15 to step through in sequence three phase sum of active power three phase sum of reacitve power and three phase sum of power factor 4 3 phase sum of apparent power 212223 EW 212223 EW MEM FUL D5 1000 05 191 sp pn n ja LU KO LG OM 4 D m Figure 15 23 5 The maximum power is 600kW of single phase OL will be displayed when it is over than that The maximum range is 1800kW of three phase sum of active power OL will be displayed when it is over than that Press MAX A the display shows MAX it starts recording the maximum active power value Press again to display the current active power value Press MIN th
8. lead into the V2 terminal yellow test lead to V3 input terminal and black test lead to the COM input terminal Press the MENU to select Voltage main display Frequency secondary display range Connect the red test leads V1 input terminal blue test leads V2 input terminal and yellow test leads V3 input terminal to the corresponding three phases loaded live wire Black test lead COM input terminal to the corresponding three phases loaded neutral wire Press SELECT to select phase location the display shows the corresponding phase symbol V1 means the first phase 1 V2 means the first phase 22 V3 means the first phase D3 5 The display shows the corresponding True RMS voltage value and frequency value of each phase 6 Press MAX A the LCD displays MAX it starts recording the maximum AC voltage True RMS value Press MAX A again to show the current AC voltage True RMS value 7 Press MIN V the LCD displays MAX it starts recording the minimum AC voltage True RMS value Press MAX A again to show the current AC voltage True RMS value 8 The display shows OL when the input voltage is higher than 600V rms Note When the measurement has been completed disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input terminals 15 B AC Current main display AC Voltage secondary display Measurement see figure 5
9. 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 Replace damaged test leads with identical model number or elecirical specifications before using the Meter Do not apply more that the rated voltage as marked on the Meter When measurement has been completed disconnect the connection between the test leads and the circuit under test remove the Model UT232 OPERATING MANUAL testing leads away from the input terminals of the Meter and turn the Meter power off Do not carry out the measurement when the Meter s back case and or battery door is opened to avoid electric shock When the Meter working at an effective voltage over 30V in AC special care should be taken Use the proper terminals and function 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 Do not use the Meter if the surface of it is wet or the user s hands are wet When using the test leads keep your fingers behind the finger guards Replace the battery as soon as the battery indicator EA appears With a low battery the Meter might produce false readings that can lead to el
10. value When the input waveform has distortion measuring tolerance will be included The total tolerance depends on the total distortion Below table 1 shows the waveform coefficient and the relationship and the requested changing factor of sine wave square wave pulse rectangle wave sawtooth triangle wave RMS value and average value Input Wave PK PK 0 RMS AVG Sine EA Per 2 828 1 414 1 000 0 900 sine commute whole wave DAS TE ttd alf wave PAN PKPK 2 828 2 828 1 414 0 900 Square wave sap Prk 1 800 0 900 0 900 0 900 commuted square wave An pe 1 800 1 800 1 272 0 900 pulse rectangle D X Y AE PEEK 0 9 D 0 9 D 0 9D 2 0 9 0 sawtooth triangle A PEPK 9 600 1 800 1 038 0 900 31 Specifications A General Specifications 32 Maximum Voltage between any Terminals and grounding Refer to different range input protection voltage Display Multi LCD displays Maximum display 9999 Ranges Auto Overloading Display OL Battery Deficiency Display ES Data Holding Display Data Logging Maximum 99 Single or Continuous records Data Recall Maximum and Minimum value display Voltage Current Active Power and Apparent Power ranges Display Backlight White colour Computer connection USB Calibration Feature Sleep Mode To preserve battery life the Meter automatically turns off if you do not turn press any
11. ATING MANUAL e When measuring 3 phase 3 wires connect the gt Insert red test leads to V1 input terminal Meter as figure 7 Insert blue test leads to V2 input terminal Insert yellow test leads to V3 input terminal and connect it to every live wire of the 3 phase Blue Figure 7 20 Model UT232 OPERATING MANUAL When measuring single phase 2 wires connect the Meter as figure 8 91 Figure 8 Insert red test lead to V1 V2 or V3 input terminal corresponding to one of 21 D2 or DI phase Insert black test leads to COM input terminal Connecting the two test leads to live and neutual wires 21 4 When measuring 3 phases 4 wires or 3 phases 3wires see figure 9 10 11 12 13 14 15 Press SELECT to choose first phase Z1 see figure 9 The double displays show the acitve power kW value and also the PG value of 21 2 DDus RAN UL mn W ww Figure 9 e f necessary press gt to get the sum of watts as figure 10 T 0095 enn Lt rm 0 a a 89 10 KW Figure 10 22 Model UT232 OPERATING MANUAL After sum up the current power measurement value of the first phase then press SELECT to choose the second phase 2 as figure 11 Figure 11 9 The double display shows the value of acitve power kW and PG of 22 e
12. LINII T Model UT232 OPERATING MANUAL Model UT232 OPERATING MANUAL TABLE OF CONTENTS TITLE PAGE Overview MN 3 Unpacking ikispecfian EE Safety Information eed 4 Rules For Safe Operation en 4 International Electrical ind E The Meter Structure KE 7 A The Meter Front Structure 7 B The Meter Back and Bottom Structure ener G Functional Buttons eee 9 Display Symbols EE Measurement Operation 14 A AC Voltage Frequency Measurement ae 14 B AC Current AC Voltage Measurement 16 C Active Power Phase Angle Measurement 18 D Apparent Power Reactive Power Measurement 25 E Power Factor Phase Angle Measurement 27 F Active Energy Time Measurement 29 True RMS Measurement and idea Value Measurement 31 Specifications EE 32 Model UT232 OPERATING MANUAL TABLE OF CONTENTS TITLE PAGE A General Specifications 32 B Environmental Requirements 33 Accuracy Specifications _ _ 84 ee B Frequency
13. PG The unit of phase angle KVAr KVAr The unit of reactive power Model UT232 OPERATING MANUAL Number Symbol Meaning 2 MIN Minimum reading 3 mmm Analogue Bar Graph 4 gt Overloading 5 4 W Ruler 9 MAX Maximum reading 2 CLR Indicator for clear the stored reading Ruler negative symbol 9 4 High voltage symbol 60 m Indicates negative reading ei AC Indicator for AC voltage or current ed MR Indicator for recall the stored reading 3 FREQ Frequency symbol 62 MEM Indicator for data store G FUL Indicator for data stored is full eo Data hold is active 13 Measurement Operation Preparation 9 Press and hold POWER for one second to turn the Meter on The default range is the last measurement range when you turned off the Meter e Replace the battery as soon as the battery indicator 1 31 appears on the display A AC Voltage main display Frequency secondary display Measurement see figure 4 14 Model UT232 OPERATING MANUAL 3e 0050 nnn DD 20 a na m Figure 4 Model UT232 OPERATING MANUAL The AC Voltage ranges are 15V 100V 300V and 600V The frequency range is 20Hz 500Hz To measure AC voltage frequency connect the Meter as follows 1 Insert the red test lead into the V1 terminal blue test
14. ct to change without notice 41 42 Model UT232 OPERATING MANUAL GCopyright 2007 Uni Trend Group Limited All rights reserved Manufacturer Uni Trend Technology Dongguan Limited Dong Fang Da Dao Bei Shan Dong Fang Industrial Development District Hu Men Town Dongguan City Guang Dong Province China Postal Code 523 925 Headquarters Uni Trend Group Limited Rm901 9 F Nanyang Plaza 57 Hung To Road Kwun Tong Kowloon Hong Kong Tel 852 2950 9168 Fax 852 2950 9303 Email info uni trend com http www uni trend com
15. ds from the input terminals Model UT232 OPERATING MANUAL E Power Factor main display Phase Angle secondary display Measurement A Warning To avoid damages to the Meter or harms to you do you measure higher than AC voltage 600V rms and AC current 1000A rms To test for Power factor main display Phase angle secondary display connect the Meter as follows 1 Press the MENU to select Power factor main display Phase angle secondary display range 2 Press the lever to open the transformer jaw and clamp them to the corrresponding phase of tested conductor If user needs to mesaure any phase of the 3 phase then clamp them to that phase s conductor 3 The connecting method of 3 phases 4 wires 3 phases 3 wires or single phase 2 wires see figure 6 7 and 8 4 When measuring 3 phase 4 wires see figure 20 21 22 Press SELECT to choose the first phase 21 see figure 20 21 MEM o i DOOD SEEN Figure 20 The double display shows the first phase value of power factor PF and phase angle PG Then press SELECT again to choose the second phase 2 see figure 21 22 MEM o nnnn ld aF 5 10 Figure 21 27 The double display shows the second phase value of power factor PF and phase angle PG Press SELECT again to choose the third phase 23 see figure 22 23 le 0000 0999 a Figure 22 The double di
16. e and the measuring time of the corresponding phase The measuring reading gets increasing along with the time increases Press HOLD to read a particular time kWh value Then the reading and time are locked but still continuous accumulate measuring time After read the data press HOLD again to continous measurement kWh value continous accumulate and the measuring time jumps to the present measuring time When the measuring time is over 24 hours or the Meter is switched to other measuring ranges active energy measuring will stop 29 The maximum readinng of acitve energy is 9999kWh OL will be displayed when the reading is over than that 5 MAX A and MIN V are not valid when measuring active energy 6 Press CLEAR to reset the time Note When there is no input signal it cannot carry out active energy measurement e When there is input signal the maximum waiting time is around 10s before timing When testing has been completed disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input terminals 30 Model UT232 OPERATING MANUAL Model UT232 OPERATING MANUAL True RMS Measurement and Average Value Measurement The True RMS measurement method can measure accurately the effective value of non sine wave input signal Average value measurement method can measure the mean value of one sine wave input signal and then displays it as RMS
17. e display shows MIN it starts recording the minimum active power value Press again to display the current active power value Model UT232 OPERATING MANUAL Note When there is no input or single phase the Meter displays OL gt button is not valid It can only sum up the current measurement value The maximum and minimum value cannot be summed up Only at this range can carry out sum of watts measurement other ranges cannot carry out this measurement When testing has been completed disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input terminals Model UT232 OPERATING MANUAL D Apparent Power main display Reactive Power secondary display Measurement A Warning To avoid damages to the Meter or harms to you do you measure higher than AC voltage 600V rms and AC current 1000A rms To test for Apparent power main display Reactive power secondary display connect the Meter as follows 1 Press the MENU to select Apparent power main display Reactive power secondary display range 2 Press the lever to open the transformer jaw and clamp them to the corrresponding phase of tested conductor If user needs to mesaure any phase of the 3 phase then clamp them to that phase s conductor 3 The connecting method of 3 phases 4 wires 3 phases 3 wires or single phase 2 wires see figure 6 7and8 4 When measuring 3 phase 4 wires se
18. e figure 17 18 19 Press SELECT to choose the first phase Z1 see figure 17 21 NAN e DOU Gan nnn ULGO GL nm Figure 17 The double display shows the first phase value of apparent power kVA and reactive power Kvar Then press SELECT again to choose the second phase 22 see figure 18 pm Figure 18 25 The double display shows the second phase value of apparent power kVA and reactive power Kvar Press SELECT again to choose the third phase 23 see figure 19 Figure 19 The double display shows the third phase value of apparent power kVA and reactive power Kvar 26 Model UT232 OPERATING MANUAL 5 When measuring 3 phase 3 wires The first phase and secodn phase operating method is same as three phase 4 wires Jump over the third phase measurement 6 The maximum measuring range is 600kW when measuring single phase apparent power kVA and reactive power Kvar OL wil be displayed when it is over than that 7 Press MAX A the display shows MAX it starts recording the maximum apparent power value Press again to display the current apparent power value 8 Press MIN V the display shows MIN it starts recording the minimum apparent power value Press again to display the current apparent power value Note When testing has been completed disconnect the connection between the testing leads and the circuit under test and remove testing lea
19. e the conductor away from the transformer jaw of the Meter 17 Model UT232 OPERATING MANUAL C Active Power main display Phase Angle secondary display Measurement The active power ranges are 40A 100A 400A and 1000A The phase angle ranges are 0 3600 AN Warning To avoid damages to the Meter or harms to you do you measure higher than AC voltage 600 v r s and AC current 1000A v r s To measure active power phase angle connect the Meter as follows 1 Press the MENU to select Active power main display Phase angle secondary display range 2 Press the lever to open the transformer jaw and clamp them to the corrresponding phase of tested conductor If user needs to mesaure any phase of the 3 phase then clamp them to that phase s conductor 18 3 Connecting method see figure 6 7 8 Model UT232 OPERATING MANUAL When measuring 3 phase 4 wires connect the Meter as figure 6 Red Blue Black Figure 6 Insert red test leads to V1 input terminal Insert blue test leads to V2 input terminal Insert yellow test leads to V3 input terminal and connecting it to every live wire of the 3 phase Insert black test leads to COM input terminal and connect it to the neutrual wire of the 3 phase You must specify that this connection is used only when the main transformer have STAR connection 19 Model UT232 OPER
20. ectric shock and personal injury When opening the battery door must make sure the Meter is power off 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 International Electrical Symbols AC Alternating Current Grounding Double Insulated Warning Refer to the Operating Manual Deficiency of Built In Battery Danger of High Voltage A ESL ER E a E Conforms to Standards of European Union Model UT232 OPERATING MANUAL Model UT232 OPERATING MANUAL The Meter Structure A The Meter Front Structure see figure 1 Figure 1 Transformer Jaw designed to pick up the AC and DC current flowing through the conductor It could transfer cu
21. f reading in order to store next reading power factor main display sum of SELECT 9 At active power main display phase apparent power angle secondary display mode press CLEAR e At active energy range press to reset SELECT button to step through first phase time the zero then restart the timing second phase third phase and sum of e At all other ranges press to clear stored watts readings At other mode press SELECT to step through first phase second phase and the third phase MIN V Press to start recording of minimum value it valid at voltage current active power and apparent power ranges only Press once at LOAD mode MR icon shown the Meter displays the previous stored reading the left secondary display showing the index decrease one 9 Press once at gt mode CAL icon shown 11 Model UT232 OPERATING MANUAL 12 Figure 3 Number Symbol Meaning D USB Data Output is in progress 2 DC Indicator for DC measurement 3 EA First phase symbol 4 D2 Second phase symbol 5 D3 Third phase symbol h Unit for hour D mm Unit for minute sw Watt Sum of Watt 9 E3 The battery is low AWarning To avoid false readings which could lead to possible electric shock or personal injury replace the battery as soon as the battery indicator appears s Unit for second Symbol of Unit Hz Hz Hertz The unit of frequency PG
22. i 3000 1000 d o de Figure 5 16 Model UT232 OPERATING MANUAL The AC current ranges are 40A 100A 400A and 1000A The AC Voltage ranges are 15V 100V 300V and 600V To measure AC current AC voltage connect the Meter as follows 1 2 3 Press the MENU to select AC Current main display AC Voltage secondary display range 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 The double display shows the AC current True RMS value and AC voltage True RMS value Press MAX A the LCD displays MAX it starts recording the maximum AC current True RMS value Press MAX A again to show the present AC Model UT232 OPERATING MANUAL True RMS value 6 Press MIN YW the LCD displays MAX it starts recording the minimum AC current True RMS value Press MAX A again to show the present AC current True RMS value 7 The display shows OL when the current of the tested conductor is higher than 1000A rms Note When the measurement has been completed disconnect the connection between the conductor under test and the jaw and remov
23. ks e Allowable maximum overload protection voltage 600V RMS e Allowable maximum overload protection current 1000A RMS 37 Power Factor PF W VA Model UT232 OPERATING MANUAL Range Accuracy Resolution Measuring Condition 0 3 1 0 022 0 001 The minimum measuring current 10A capacitive or inductive The minimum measuring voltage 45V 0 3 1 For reference only Measuring current less than 10A OR capacitive or inductive Measuring voltage less than 45V Remarks e Allowable maximum overload protection voltage 600V RMS e Allowable maximum overload protection current 1000A RMS H Phase Angle PG acos PF Range Accuracy Resolution Measuring Condition Ooo 36000 1o 10 The minimum measuring current 10A The minimum measuring voltage 45V Qeo 36000 For reference only Measuring current less than 10A OR Measuring voltage less than 45V 38 Model UT232 OPERATING MANUAL L Active Energy kWh Range Accuracy Resolution 1 9999kWh 3 2 0 001kWh Remarks e Allowable maximum overload protection voltage 600V RMS e Allowable maximum overload protection current 1000A RMS 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
24. ltages Range Current Voltage 15V 100V 300V 600V 40A 0 60kW 4 00kW 12 00kW 24 00kW Current 100A 1 50kW 10 00kW 30 00kW 60 00kW Range 400A 6 00kW 40 00kW 120 0kW 240 0kW 1000A 15 00kW 100 0kW 300 0kW 600 0kW Accuracy 3 5 Resolution lt 1000kW 0 01kW 2100kW 0 1kW Remarks e Allowable maximum overload protection voltage 600V RMS e Allowable maximum overload protection current 1000A RMS 35 Model UT232 OPERATING MANUAL E Apparent Power VA V x A Current Voltage Voltages Range 15V 100V 300V 600V 40A 0 60kVA 4 00kVA 12 00kVA 24 00kVA Current 100A 1 50kVA 10 00kVA 30 00kVA 60 00kVA Range 400A 6 00kVA 40 00kVA 120 0kVA 240 0kVA 1000A 15 00kVA 100 0kVA 300 0kVA 600 0kVA Accuracy 3964 5 Resolution lt 1000kVA 0 01kVA 2 100kVA 0 1kVA Remarks Allowable maximum overload protection voltage 600V RMS Allowable maximum overload protection current 1000A RMS 36 Model UT232 OPERATING MANUAL F Reactive Power Var V x Ax SIN 2 Current Voltage Voltages Range 15V 100V 300V 600V 40A 0 60kVar 4 00kVar 12 00kVar 24 00kVar Current 100A 1 50kVar 10 00kVar 30 00kVar 60 00kVar Range 400A 6 00kVar 40 00kVar 120 0kVar 240 0kVar 1000A 15 00kVar 100 0kVar 300 0kVar 600 0kVar Accuracy 15V 1000A Range 4 10 Other Ranges 4 5 Resolution lt 1000kVar 0 01kVar 2100kVar 0 1kVar Remar
25. rrent to voltage The tested conductor must vertically go through the Jaw center Hand Guards to protect useris hand from touching the dangerous area Power button Max A button MENU button LOAD button recall data SELECT button press to select alternate function and sum of Watts measurement MIN W button V3 Input Terminal Third phase measurement OO VOS V2 Input Terminal Second phase measurement KD V1 Input Terminal First phase measurement COM Input Terminal CLEAR button maximum and minimum gt button Sum SAVE button data store button USB button LIGHT button auto display backlight button HOLD button LCD Display XS eX Testing Leads Red Black Blue and Yellow Model UT232 OPERATING MANUAL B The Meter Back and Bottom Structure see figure 2 Figure 2 2 Infrared slot USB Interface Cable Model UT232 OPERATING MANUAL Functional Buttons Below table indicated for information about the functional button operations Button Operation Performed Button POWER Operation Performed Press and hold POWER for 1 second to turn the Meter on Press POWER again to turn the Meter off HOLD Press HOLD to enter the Hold mode any mode f appears and the Meter beeps Press HOLD
26. splay shows the third phase value of power factor PF and phase angle PG 28 Model UT232 OPERATING MANUAL 5 When measuring 3 phase 3 wires The first phase and second phase operating method is same as three phase 4 wires Jump over the third phase measurement 6 MAX A and MIN are not valid when measuring power factor Note When testing has been completed disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input terminals Model UT232 OPERATING MANUAL F Active Energy main display Time secondary display Measurement A Warning To avoid damages to the Meter or harms to you do you measure higher than AC voltage 600V rms and AC current 1000A rms To test for Active Energy main display Time secondary display connect the Meter as follows 1 Press the MENU to select Power factor main display Phase angle secondary display range 2 Press the lever to open the transformer jaw and clamp them to the corrresponding phase of tested conductor If user needs to mesaure any phase of the 3 phase then clamp them to that phase s conductor 3 The connecting method of 3 phase 4 wires 3 phases 3 wires or single phase 2 wires see figure 6 7 and 8 4 Press SELECT to choose one of the three phases 81 G2 273 see figure 23 KWh Figure 23 The double display shows the value of tested object s active engergy kWh valu
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