XDM Series
Digital Multimeters
User Manual
■
XDM3041
XDM3051
www.owon.com.cn
Page 1: ...XDM Series Digital Multimeters User Manual XDM3041 XDM3051 www owon com cn ...
Page 2: ...place all materials published The information in this manual was correct at the time of printing However LILLIPUT will continue to improve products and reserves the rights to change specification at any time without notice is the registered trademark of the LILLIPUT Company Fujian LILLIPUT Optoelectronics Technology Co Ltd No 19 Heming Road Lantian Industrial Zone Zhangzhou 363005 P R China Tel 86...
Page 3: ...t apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care OWON shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than OWON representatives to install repair or service the product b to repair damage resulting from improper use or connection to incompatible equipment c to re...
Page 4: ...djustment 6 Front Panel Overview 6 Rear Panel Overview 8 User Interface 9 AC Power Input Setting 10 Power On 11 Measurement Connections 11 3 Functions and Operations 13 To Set The Range 13 Measurement Speed and Resolution 14 Basic Measurement Functions 15 Measuring DC Voltage 15 Measuring AC Voltage 16 Measuring DC Current 17 Measuring AC Current 18 Measuring Resistance 19 Continuity Test 21 Diode...
Page 5: ...put 39 Net Type 39 LAN 39 Utility Menu 40 Language 40 Backlight 40 Clock 40 SCPI 40 Default 40 System Info 42 Update firmware 42 LCD Test 43 Key Test 43 4 Measurement Tutorial 44 Loading Errors DC Voltage 44 True RMS AC Measurements 45 Loading Errors AC Voltage 46 5 Troubleshooting 47 6 Technical Specifications 48 7 Appendix 52 Appendix A Enclosure 52 Appendix B General Care and Cleaning 52 Append...
Page 6: ...he instrument or other property might occur Safety Symbols Symbols on the Product The following symbol may appear on the product Direct current DC Warning risk of electric shock Alternating current AC Caution risk of danger refer to this manual for specific Warning or Caution information Both direct and alternating current Conforms to European Union directives Ground terminal Chassis Ground IEC Me...
Page 7: ...ric shock check all the Measurement Limits and markers of this product Refer to the user s manual for the Measurement Limits before connecting to the instrument Do not exceed any of the Measurement Limits defined in the following section Do not operate without covers Do not operate the instrument with covers or panels removed Use Proper Fuse Use only the specified type and rating fuse for this ins...
Page 8: ...ity frequency period capacitance diode and temperature test measurements Two Measurement Limits are defined for these terminals HI Input to LO Input Measurement Limit The Measurement Limit from HI Input to LO Input is 1000 VDC or 750 VAC which is also the maximum voltage measurement This limit can also be expressed as 1000 Vpk maximum LO Input to Ground Measurement Limit The LO input terminal can ...
Page 9: ... Category II Inputs may be connected to AC mains power up to 600 VAC under Category II overvoltage conditions Measurement category definition Measurement CAT I applies to measurements performed on circuits not directly connected to the AC mains Examples are measurements on circuits not derived from the AC mains and specially protected internal mains derived circuits Measurement CAT II applies to p...
Page 10: ...her there is any loss of accessories with reference to this description If it is found that there is any accessory lost or damaged please get in touch with the distributor of OWON responsible for this service or the OWON s local offices 3 Check the Complete Instrument If it is found that there is damage to the appearance of the instrument or the instrument can not work normally or fails in the per...
Page 11: ...ront panel overview Item Name Description 1 LCD Display the user interface 2 Menu selection Keys Activate the corresponding menu 3 Operation Keys Save Collect data in manual record The instrument saves current reading each time the Save key is pressed See page 36 Manual Record Record Access menus of manual record and auto record See page 36 Data Record Function ...
Page 12: ...iod capacitance diode and temperature test measurements 6 Range Direction Keys When the Range softkey is shown on the right menu you can press the key to switch between auto and manual range Press to enable manual range and increase or decrease the measurement range When setting a parameter press to move the cursor press to increase or decrease the value 7 Current Terminal Fuse The rating is 10 A ...
Page 13: ... the Vice Display 13 USB Connector Connect with an external USB device such as connect a USB memory device to the instrument Rear Panel Overview 1 2 3 4 5 6 8 7 9 10 Figure 2 2 Rear panel overview Item Name Description 1 External Trigger Input Trigger the multimeter by connecting a trigger pulse The external trigger source must be selected Trigger Source External 2 Auxiliary Output Connector Defau...
Page 14: ...lect a proper voltage scale according to the AC supply used Switch between 110 V and 220 V 7 Line Fuse Use the specified fuse according to the voltage scale To replace the fuse see page 53 Appendix C Line Fuse Replacement Voltage Fuse 100 120 V AC 250 V F1AL 220 240 V AC 250 V F0 5AL 8 AC Mains Input AC mains input connector 9 Chassis Ground Screw To ground the chassis 10 Instrument Cable Lock You...
Page 15: ... 250 V F1AL 220 240 V AC 250 V F0 5AL To change the voltage scale of the instrument do the following steps 1 Turn off the power button at the front panel and remove the power cord 2 Check if the fuse installed before leaving factory 250 V F0 5AL can match with the selected voltage scale if not change the fuse See page 53 Appendix C Line Fuse Replacement 3 Regulate the AC Mains Line Voltage Selecto...
Page 16: ...ns After selecting the desired measurement function please connect the signal device under test to the multimeter according to the method below To avoid instrument damage do not discretionarily switch the measurement function when measuring DC Voltage Measurement DC Voltage AC Voltage Measurement AC Voltage DC Current Measurement DC Current AC Current Measurement AC Current 2 wire Resistance Measu...
Page 17: ...uick Start 12 Continuity Test Open or Closed Circuit I Diode Measurement Forward Bias I Capacitance Measurement Capacitance Frequency Period Measurement AC Signal Temperature Measurement Temp Transducer I ...
Page 18: ... switch between auto and manual range Press to enable manual range and increase or decrease the measurement range 2nd Method Select the range in the measurement function menu Select auto range In the measurement function menu press the Range softkey select Auto Select manual range In the measurement function menu press the Range softkey select a range except Auto Note When the input signal exceeds...
Page 19: ...surement speed affects the reading resolution The multimeter automatically selects a reading resolution according to the current measurement settings Relationship between measurement speed and reading resolution Function Measurement speed Reading resolution DCV ACV DCI ACI 2 wire 4 wire resistance Low speed XDM3041 4 digits XDM3051 5 digits Mid speed High speed 4 digits Continuity test Fixed at Hi...
Page 20: ...the input Note 1000 V input protection is available in all ranges XDM3051 20 over range for all ranges except 1000 V range XDM3041 10 over range for all ranges except 1000 V range If the reading exceeds 1050 V in 1000 V range overload will be displayed 4 Set the measurement speed Press the Speed softkey to switch between Low Mid or High See page 14 Measurement Speed and Resolution 5 Set the filter...
Page 21: ...n ranges of 20 V 200 V and 1000 V the impedances are still 10 MΩ 7 Set the relative value Advanced operation Press the Rel softkey to turn on or off the relative operation For relative operation the multimeter subtracts the pre specified value of REL operation from the actual measurement result and displays the result See page 31 Relative Value Measuring AC Voltage This section describes how to co...
Page 22: ...tkey to turn on or off the relative operation For relative operation the multimeter subtracts the pre specified value of REL operation from the actual measurement result and displays the result See page 31 Relative Value Measuring DC Current This section describes how to configure DC current measurements Operating Steps 1 Enable the DCI measurement Press on the front panel to enter DCI measurement...
Page 23: ... exists in the inputted DC signal it can be filtered by the AC filter to make the measurement data more exactly 6 Set the relative value Advanced operation Press the Rel softkey to turn on or off the relative operation For relative operation the multimeter subtracts the pre specified value of REL operation from the actual measurement result and displays the result See page 31 Relative Value Measur...
Page 24: ...r relative operation the multimeter subtracts the pre specified value of REL operation from the actual measurement result and displays the result See page 31 Relative Value Measuring Resistance This section describes how to configure 2 wire and 4 wire resistance measurements The multimeter provides 2 wire and 4 wire resistance measurements When the measured resistance is lower than 100 kΩ the 4 wi...
Page 25: ... over range for all ranges except 100 MΩ range XDM3041 10 over range for all ranges except 100 MΩ range If the reading exceeds 105 MΩ in 100 MΩ range overload will be displayed 4 Set the measurement speed Press the Speed softkey to switch between Low Mid or High See page 14 Measurement Speed and Resolution 5 Set the relative value Advanced operation Press the Rel softkey to turn on or off the rela...
Page 26: ...e Continuity Test This section describes how to configure continuity test Operating Steps 1 Enable the continuity test Press on the front panel press it again to enter continuity test mode 2 Connect the test lead Open or Closed Circuit I 3 Set the beeper Press the Beeper softkey to enable or disable the beeper When the beeper is enabled the reading is below 30 Ω the multimeter will beep continuous...
Page 27: ...This section describes how to configure diode test Operating Steps 1 Enable the diode test Press on the front panel press it twice to enter diode test mode 2 Connect the test lead Forward Bias I 3 Set the beeper Press the Beeper softkey to enable or disable the beeper When the beeper is enabled the diode is connected the multimeter will beep continuously 4 Diode measurements behave as follows XDM3...
Page 28: ...ftkey to set the range Auto range automatically selects the range for the measurement based on the input Note 1000 V input protection is available in all ranges XDM3051 20 over range for all ranges except 10000 μF range XDM3041 10 over range for all ranges except 10000 μF range If the reading exceeds 10500 μF in 10000 μF range overload will be displayed 4 Set the relative value Advanced operation ...
Page 29: ...e the frequency or period directly This section describes how to configure frequency and period measurements Operating Steps 1 Enable the frequency period measurement Press on the front panel to enter frequency period measurement mode Press the Freq Period softkey to switch between frequency and period 2 Connect the test lead AC Signal 3 Set the range Press the Range softkey to set the range Auto ...
Page 30: ...tual measurement result and displays the result See page 31 Relative Value Measuring Temperature This section describes how to configure temperature measurements Temperature measurements require a temperature transducer probe The supported probes are type B E J K N R S T thermocouples and PT100 PT385 platinum RTD sensor Operating Steps 1 Enable the temperature measurement Press on the front panel ...
Page 31: ...re value on the main display and the measurement value will be displayed 5 Set the temperature unit Press the Units softkey to display temperature in degrees Celsius degrees Fahrenheit or K Kelvin The conversion relations between these units are 9 5 32 K 273 15 6 Set the relative value Advanced operation Press the Rel softkey to turn on or off the relative operation For relative operation the mult...
Page 32: ...the right menu then switch back 4 Press any of the measurement function keys to disable the dual display The primary measurement functions and their associated secondary measurements are gray back color indicates valid combinations Primary measurement function DCV DCI ACV ACI FREQ PERIOD 2WR 4WR CAP Secondary DCV DCI ACV ACI FREQ PERIOD 2WR 4WR CAP Note The multimeter makes the primary and seconda...
Page 33: ...nterval Set the trigger delay time Press the Delay softkey to select Manual press to move the cursor press to increase or decrease the value The range is 1 ms to 999 999 ms Set the number of samples The multimeter takes the specified number of readings each time a trigger signal is received Press the Samples trigger softkey press to move the cursor press to increase or decrease the value The range...
Page 34: ...rigger pulse from the Ext Trig connector at the rear panel triggers at the specified edge of the pulse signal and acquires measured data Auto delay is applied for external trigger the instrument automatically determines the delay based on function range and measurement speed When using external trigger you can set the edge type for the pulse from the Ext Trig connector at the rear panel The multim...
Page 35: ...tor at the rear panel can be configured to output a pulse when the limits are exceeded see page 39 Output Press the front panel key press the Limits softkey to access the limits menu Press the Limits softkey to enable or disable limits Use the High or Low softkey to specify the limits as high and low values Press to switch to the Center or Span softkey to specify the limits as a span around a cent...
Page 36: ...1000 1200 or 8000 Ω dB Function dB represents the relative value which is used in the relative operation of dBm value When enabled the multimeter calculates the dBm value of the reading and subtracts the preset dB from this value and then displays the result dB 10 x Log10 reading2 reference resistance 1 mW dB preset Press the Ref R softkey to select the reference resistance The value may be 50 75 ...
Page 37: ...ons and Operations 32 Press the front panel key press the Rel softkey set the preset value of the present function In the measurement function menu press the Rel softkey to turn on or off the relative operation ...
Page 38: ...oftkey to select Number the instrument displays readings as a number It is the default display type Bar Meter Press the front panel key to access the menu press the Display softkey to select BarMeter The bar meter adds a moving bar below the standard Number display Press the Scale softkey to select Default or Manual Default Set the scale to equal the measurement range For example for the DCV measu...
Page 39: ... softkey to specifies how the current vertical scale is determined Default Set the scale to equal the measurement range For example for the DCV measurement function the vertical scale will be set as 200 mV to 200 mV when the present range is 200 mV Manual Allow you to configure the scale either as High and Low values or as a Span around a Center value For example a scale that goes from a Low of 50...
Page 40: ...the data whenever a new value comes in outside of the current span The number of bins shown is a function of the number of readings received Number of readings 100 100 500 500 1000 1000 5000 5000 Number of bins 10 20 40 100 300 Manual binning Press the Bin Settings softkey to access the bin settings menu Press the Num Bins softkey to set number of bins to 10 20 40 100 or 300 You can specify the bi...
Page 41: ...te The measurement function can be switched during manual record When the dual display is enabled both readings can be recorded 2 View the manual record Press the front panel key press the Manual record softkey to display the data table Press keys to turn the page When the data table is shown you can still save current reading by pressing the key Note When the recording data exceeds the current ra...
Page 42: ... Note When the auto recording mode is running press another measurement function key the instrument will display a message Press the key again to switch function and stop recording If you want to continue auto recording just wait until the message disappears If you want to stop auto recording and switch to the function press the function key again when the message is still displayed The recording ...
Page 43: ...3 Functions and Operations 38 Auto recording data displayed in graph Auto recording data displayed in table ...
Page 44: ...ess the Output softkey to access the output setting menu Press the Output softkey to configure the output of the AUX Output connector at the rear panel VMComp Defaults to Voltmeter Measurement Complete Output outputs a pulse whenever the multimeter finishes taking a measurement to allow you to signal other devices Press the VMC Out softkey to set the edge slope of the voltmeter complete output P F...
Page 45: ...to 23 59 59 Press the Setup softkey to edit the date and time press to move the cursor press to increase or decrease the value Press the Done softkey to finish the clock setting SCPI Press the front panel key press the SCPI softkey to select the desired setting Default Press Next Default to restore the multimeter to factory defaults The measurement function will be automatically set to DCV Factory...
Page 46: ...Units K Rel Off Math Statistics Show Hide Hide Limits Limits Off High 2V 2A 2KΩ 2uF 2Hz 2s 2k Low 0V 0A 0KΩ 0uF 0Hz 0s 0k Center 1V 1A 1KΩ 1uF 1Hz 1s 1k Span 2V 2A 2KΩ 2uF 2Hz 2s 2k Pass Fail Pass dB dBm On Off Off Function dBm Ref R 50Ω dB Ref Value 0 dBm Rel 0 V Beeper On Utility BLight 50 SCPI 8845 Port Serial Baud 115200 Data bits 8 Odd Even None Stop bit 1 Trigger Source Auto Delay Auto Delay...
Page 47: ...T32 or FAT16 file system If the USB memory device doesn t work properly format it into the FAT32 or FAT16 format and try again or try another USB memory device Caution Updating your instrument firmware is a sensitive operation to prevent damage to the instrument do not power off the instrument or remove the USB memory device during the update process To update your instrument firmware do the follo...
Page 48: ...power off the instrument Repeat the installation process from step 2 using a different type of USB memory device 7 Remove the USB memory device from the front panel USB connector 8 Press Next System Info view the firmware version Confirm that the firmware has been updated LCD Test The instrument provides the screen self testing which can test the LCD screen Press Next LCD Test to access the screen...
Page 49: ...t resistance as shown below HI LO Ideal Meter Rs Vs Ri Vs ideal DUT voltage Rs DUT source resistance Ri multimeter input resistance 10 MΩ or 10 GΩ Error i s s 100 R R R To reduce the effects of loading errors and to minimize noise interference set the multimeter s input resistance to 10 GΩ for the 200 mVDC and 2 VDC ranges The input resistance is maintained at 10 MΩ for the 20 VDC 200 VDC and 1000...
Page 50: ...C components of the input waveform are measured DC is rejected As seen in the figure above for sine waves triangle waves and square waves the AC coupled and AC DC values are equal because these waveforms do not contain a DC offset However for non symmetrical waveforms such as pulse trains there is a DC voltage content which is rejected by the multimeter s AC coupled true rms measurements The AC co...
Page 51: ...lso adds capacitance and loading The table below shows the multimeter s approximate input resistance at various frequencies Input Frequency Input Resistance 100 Hz 1 MΩ 1 kHz 850 kΩ 10 kHz 160 kΩ 100 kHz 16 kΩ For low frequencies the loading error is Error s s 100 R 1 R M Ω At high frequencies the additional loading error is Error 2 S in 1 100 2 1 1 F R C π Rs source resistance F input frequency C...
Page 52: ...The reading does not change when a current signal is input 1 Check whether the test lead is correctly inserted into the current input terminals I terminal and LO Input terminal 2 Check whether the current terminal fuse at the front panel is burned out Please refer to 7 Current Terminal Fuse in Front panel overview on page 7 3 Check whether the DCI or ACI measurement function is enabled 4 Check whe...
Page 53: ...013 0 001 10 0000 A 5 0 250 0 010 0 008 0 001 True RMS AC Current 6 20 0000 mA 200 000 mA 2 00000 A 10 0000 A 5 20 Hz 45 Hz 1 5 0 10 0 015 0 005 45 Hz 2 kHz 0 50 0 10 0 015 0 005 2 kHz 10 kHz 2 50 0 20 0 015 0 005 Resistance 7 200 000 Ω 1 mA 0 030 0 005 0 0030 0 0006 2 00000 kΩ 1 mA 0 020 0 003 0 0030 0 0005 20 0000 kΩ 100 μA 0 020 0 003 0 0030 0 0005 200 000 kΩ 10 μA 0 020 0 003 0 0030 0 0005 2 0...
Page 54: ... of sine wave input 0 5 of range 0 1 errors will be added when the range of input sine wave is 1 to 5 7 Specifications are for 4 wire ohms function or 2 wire ohms using the relative operation of math Without relative operation add 0 20 Ω additional error in 2 wire ohms function 8 Specifications are for the voltage measured at the input terminals The 1 mA test current is typical Variation in the cu...
Page 55: ...ce RTD sensor conversion between PT100 and PT385 type 1 Specifications are for 30 minute warm up Low measurement rate and calibration temperature 18 28 2 10 over range on all ranges except 1 000 V DCV 750 ACV 10 A DCI 10 A ACI 100 MΩ resistance and 10000 μF capacitance 3 For each additional volt over 500 VDC add 0 02 mV of error 4 Specifications are for amplitude of sine wave input 0 5 of range Fo...
Page 56: ...0 04 R 270 to 1768 0 5 0 09 S 270 to 1768 0 6 0 11 T 270 to 400 0 5 0 03 1 Specification are for 0 5 hour warm up not include probe error 2 Specification are for 2 wire measure under REF operation 3 Built in cold terminal compensation for thermocouple accuracy is 2 Data Record Function Manual Record Function Press the front panel Save key to save current reading The maximum number of readings is 1...
Page 57: ...vent electrical shock disconnect the instrument from AC mains power and disconnect all test leads before cleaning 2 Clean the outside of the instrument using a wet soft cloth not dripping water Do not make any scuffing when cleaning the LCD screen To avoid damage to the instrument do not use any corrosive chemical cleaning agent Caution To avoid any damage to the instrument do not exposed it to an...
Page 58: ...sonal injury or death Use only the correct fuse type Failure to do so could result in personal injury or instrument damage Voltage Fuse 100 120 V AC 250 V F1AL 220 240 V AC 250 V F0 5AL To perform the line fuse replacement follow these steps 1 Turn off the multimeter remove all measurement leads and other cables from the instrument including the power cord 2 Use a flat blade screwdriver to remove ...
