3.4.2. Making a Diode Measurement
Contents
1. Power consumption 6W Working environment 66 HD S1022M Handheld DSO amp DMM Temperature Operation Used battery Power adapter Storage Temperature Operation 0 to 10 C 32 to 50 F 10 to 30 C 50 to 86 F 30 to 40 C 86 to 104 F 40 to 50 C 104 to 122 F storage 20 to 60 C 4 to 140 F Appendix 0 to 50 C 32 to 122 F 0 to 40 C 32 to 104 F 20 to 60 C 4 to 140 F no condensation 95 00 75 45 no condensation 7 2 Appendix B Accessories A pair of test leads of multimeter A User Manual An operational optical disk Two 1 1 10 1 passive oscilloscope probes of 1 2 meters long A piece of serial port data transmission line A measuring extension module for small current A measuring extension module for small capacitance A power adapter in conformity with the standards of the host country 7 3 Appendix C Maintenance and Cleaning 7 3 1 Common maintenance Do not store or place the instrument in locations where the liquid crystal display LCD may be directly exposed to the sunshine for a long time Be careful Do not make spraying agent liquid and solvent touch with probes to avoid the 67 HD S1022M Handheld DSO amp DMM Appendix instrument or probe being damaged Cleaning Inspect the instrument and the probe frequently in accordance with operating conditions Clean the outer surface of the instrument according to2. Press F3 key select window extension the defined window extends into the full screen display The screen that looks like the following figure 47 48 will be displayed 57 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope Up 3 240u U 1 4490 UP DOWN CH1 Vol 1 007 CH2 5 00mv Figure 48 window extension 4 14 Data transmission The oscilloscope can take use of the HyperTerminal in WINDOWS operating system to transmit the currently displayed waveform through a serial port into a computer for saving in form of bitmap To realize data transmission perform the following steps 1 Set the HyperTerminal in WINDOWS Select Start Program Accessory Communication Hyperterminal input Connection name select Connect port and set transmission data rate as 115200 data bit as 8 bits even odd check as none stop bit as 1 and data flow control as none 2 Use aserial port line to connect the oscilloscope and the computer 3 Open HyperTerminal select Transmit first and then Receive files set saving path set 58 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope the protocol as Ymodem and press Receive then the currently displayed picture will be transmitted to the computer 59 HDS1022M Handheld DSO amp DMM Trouble Shooting 5 E e Trouble Shooting The oscilloscope cannot start It may be caused by the dead battery At this time the oscilloscope will not st
3. Try to change the trigger coupling into the HF repression and LF repression to filter the HF or LF noise trigger by the interference There is no display on the screen when you push down RUN STOP key under the oscilloscope mode Check whether the trigger mode in the trigger mode menu is in normal or single shot and whether the trigger level is out of the waveform range In such condition adjust and make the trigger level in the middle or select the non auto trigger mode Additionally press the AUTO SET key and complete the above setting When select the average sampling in the sampling mode or select a longer display time in the display mode under the oscilloscope the display speed is 60 HDS1022M Handheld DSO amp DMM Trouble Shooting slow It is normal in the above case 61 HDS1022M Handheld DSO DMM Service and Support 6 Service and Support 1 Warranty OWON warrants that there will not be any defects in the products due to material and workmanship within 3 years since it is delivered from the authorized dealer In case that it is proved that there is any defect in the product within the warranty period OWON will provide the product with repair or replacement according to the specific terms in the Warranty For matters concerning product repair or the complete Warranty please contact with your nearest OWON sales and maintenance center except those given in the third article of the general information or in oth
4. 1000X Max Input voltage 400V peak Channel delay time typical 150ps Horizontal Sampling rate range 10S s 100MS s Waveform interpolation Sinx x Record length 6K points on each channel Scanning speed range S div 5ns div 5s div stepping in the 1 2 5 5 mode Sampling rate and relay time 100ppm any time interval which is equal to or larger than accuracy 1ms Time interval T measurement Single 1 sampling interval time 100ppmxreading 0 6ns accuracy full bandwidth gt average 16 1 sampling interval time 100ppm x reading 0 4ns 63 HDS1022M Handheld DSO amp DMM Vertical Appendix Analog digital converter A D With the resolution of 8 bits make sampling on both channels synchronously Sensitivity range V div 5mV div 5V div at the input BNC Displacement range 50V 500mV 5V 1V mV 200mV Analog bandwidth 20M Single bandwidth Full bandwidth Low frequency response AD 25Hz at the BNC coupling 3dB Rise time typical one at the BNC lt 17 515 5 DC measurement accuracy average value sampling mode The voltage difference V between any two points on the waveform after averaging the captured waveforms more thanl6 5 reading 0 05 divisions Trigger Trigger sensitivity Edge DC and CH2 Idiv DC full bandwidth triggering coupling AC Same as the DC coupling when it is equal t
5. CH1 CH2 key and the obtained waveform M appears on the screen Again press the F3 key and Close the waveform M 4 Press the OSD OPTION key and the following is displayed on the screen LEFT RIGHT Time Base UP DOWN CHI Vol 5 Press the OSD UP or OSD DOWN key to adjust the amplitude of the waveform M 6 Again press the OSD OPTION key twice and the screen shows the following LEFT RIGHT Time UP DOWN CHM Zero 7 Press the OSD UP or OSD DOWN key to adjust the position ofthe waveform M Now look at the display and you will find a screen that looks like the following figure36 44 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope figure36 waveform mathematics 4 4 Setting the Trigger System The Trigger defines the time when the acquisition of data and display of waveform start If it is set correctly the trigger can turn an unstable display into a significant waveform When starting the acquisition of data the oscilloscope collects sufficient data to draw the waveform at the left side of the triggering point With waiting for the triggering condition the oscilloscope is gathering data continuously After a trigger is detected the oscilloscope gathers enough data continuously to draw the waveform at the right side of the triggering point To make a trigger mode setting do the following 1 Press the MENU key and the function menu appears at the right of the screen 2 Press the MUNU UP or MENU DOWN ke
6. Press the MUNU UP or MENU DOWN key to select Cursor measurement key Two key labels selectable are shown at the bottom of the screen Press the F1 key to the measurement type Time Two vertical dashed lines 1 and 2 appear on the screen Press the F2 key and jump to the measured channel CH1 Press and hold OSD OPTION key till the UP DOWN CURSOR appears on the screen Then adjust the OSE UP or OSD DOWN and you can observe the dashed line moving left and right At the same time the time value of T1 relative to the screen middle point position will be displayed on the screen Keep pressing on the OSD OPTION key till the UPIDOWN CURSOR T2 is displayed on the screen Then adjust the OSE UP or OSD DOWN and you can find that the dashed line T2 is moving right and left while the time value of T1 relative to the screen middle point position appears on the screen You can also observe the absolute time values and frequencies of T1 and T2 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope Now you can see a screen that looks like the following figure 45 Figure 45 use the cursor for a time measurement 4 12 System State Menu The system state menu is used to display information about the present horizontal system vertical system trigger system and others The operation steps are shown as below 1 Press the MENU key and the function menu is displayed at the right of the screen 2 Press the MUNU U
7. 7 3 APPENDIX MAINTENANCE AND CLEANING ces 67 7 3 1 maintenance eee eterne 67 7 3 2 Storage of OSCHITOSCODES Sood uude litres udin 68 L33 CROTOINS INC OSCINOS CODE si sa tu tet due te EUR 68 In order to ensure the correct using and the best efficient service please carefully read this user s manual HDS1022M Handheld DSO amp DMM Safety Information 1 Safety Information 1 1 Safety Terms and Symbols 1 1 1 Specific warning and caution terms that appear throughout the manual A Warning Warning identifies conditions and actions that pose hazards to the users Caution Caution identifies conditions and actions that may damage the product or other properties 1 1 2 Terms used on the product The following terms appears possibly on the product Danger The term Danger is used in this manual to indicate that when you read this mark personal injury may be caused to you immediately Warning The term Warning is used in this manual to indicate that when you read this mark personal injury may not be caused to you immediately but you need to be cautionary Notice The term Notice is used in this manual to indicate that damages may be caused on this product or other properties 1 1 3 Symbols used on the product The following symbols appear possibly on the product A A 5h High voltage Refer to user Protective Measurement Casing
8. DMM Using the Multimeter 20 16 14 12 10 Figure 3 Oscilloscope Operation Window Description 1 2 Battery electric quantity indicating symbols including i andl Auto measurement window 1 in which f means frequency means cycle means the average value the peak peak value and the root mean square value Auto measurement window 2 The pointer indicates the horizontal triggering position This reading gives the Time Difference between the horizontal triggering position and the screen centerline It reads zero when the pointer is in the center of the screen The trigger state indicates the following information Auto The oscilloscope is working in the automatic mode and displaying the waveform under the non trigger state Trig d The oscilloscope has detected a trigger and collecting the information generated after the trigger Ready pre triggered data have been captured and the oscilloscope has been ready to receive trigger signals Scan The oscilloscope can gather and display the waveform data continuously in scanning 12 HDS1022M Handheld DSO amp DMM Using the Multimeter mode Stop The oscilloscope has stopped collecting the waveform data 7 8 9 10 11 12 13 14 15 20 The green pointer shows trigger voltage level A hidden style menu With the MENU key pressed you can view or hide the menu Men
9. Power switch A Multimeter current measurement key V Multimeter voltage measurement key R Multimeter resistance triode On Off and capacitance measurement key OSC LEFT Oscilloscope left direction adjustment key OSC RIGHT Oscilloscope right direction adjustment key OSC OPTION Oscilloscope setting key With the combination application of the four keys OSC LEFT OSC RIGHT OSC UP and OSC DOWN the users can make the following settings circularly by pressing OSC OPTION The settings include Voltage Unit Scale of Channel 1 CH1 VOL Voltage Unit Scale of Channel 2 CH2 VOL Primary Timebase TIME BASE zero point position of channel 1 CH1 ZERO zero point position of channel 2 CH2 ZERO trigger horizontal position TIME and trigger level position TRIG When performing Waveform Calculation the users can also adjust and calculate the Display Multiplying Factor of waveform CHM VOL and the vertical display position CHM ZERO In cursor measurement mode the users can adjust the positions of Cursor 1 V1 or T1 and Cursor 2 V2 or T2 OSC DOWN Oscilloscope display downward adjustment key OSC UP Oscilloscope display upward adjustment key OSC DMM Operation mode switching key between oscilloscope and multimeter AUTO SET Under the Multimeter Mode when performing the current or voltage measurement you can make a measurement switch between AC and DC with this key pressed when performing the resistance m
10. ac cucuduu HENDRER EUR 46 4 6 ACQUIRING MODE SETTING eerte teret tenen 49 aou SUDISBEAYOBEDEIBGS m biis Ed bb d 49 qq UV HR EL RS ERE LEE EES 49 472 Persistent n a ee err 50 ADS XY MOE x aviam teo D bie ii 50 45 WAVEFORM SAVING SETUPS Ah to REO 51 4 9 FUNCTION SETTING MENU 0 0 ccccssssscsssssssssssssssocssossnsssssssnsescsnssenscesessnsessons 52 4 10 MAKING AUTOMATIC MEASUREMENTS ees 53 HDS1022M Handheld DSO amp DMM Contents 4 11 SETTING THE CURSOR MEASUREMENTS eene 54 412 SYSTEM STATE MENU lu exc ie eel t ud 56 4 13 SETTING OF TIME BASE 57 4 14 DATA TRANSMISSION ertet 58 5 TROUBLE SHOOTING 60 6 SERVICE AND 62 Ui APPENDIX ites seca cde hn tesla ein deett Fra oi tat te 63 APPENDIX SPECIFICATIONS eere 63 odds OSCUOSGODE uc un Nee tiet 63 cohaeret 65 L3 General Specification Sier tds odia hee MM Der 66 7 2 APPENDIX B ACCESSORIES 67
11. are displayed at the bottom of the screen 3 Press F4 key to jump to Inverted The inverted waveform of CHII is displayed on the screen Now you can see a screen that looks like the following figure 17 25 HDS1022M Handheld DSO amp DMM Using the Multimeter 1 005KHZ f 1 005 2 see Figure 17 inverted on 2 17 Using Waveform Mathematics Functions When adding CH2 subtracting 2 CH2 CH1 multiplying CH2 or dividing CH1 CH2 the input waveforms of CHI and CH2 the Oscilloscope will display the mathematical result waveform M and the input waveforms of CH1 and CH2 on the screen The Mathematics functions perform a point to point calculation on the waveforms CH1 and CH2 To use a Mathematics function do the following 1 Press the MENU key and the function menu is displayed at the right side of the screen 2 Press the MENU UP or MENU DOWN key to select the Waveform Calculation Five items selectable appears at the bottom of the screen 3 Press key to select CH1 CH2 and the calculated waveform M green appears the screen Again press the F3 key to close Waveform Calculation 4 Inthis case press the OSC OPTION key and the following is visible at the bottom left side of the screen LEFT RIGHT Time UP DOWN CHM Zero Then press the OSC UP or OSC DOWN key to adjust the vertical position of the calculated waveform M displayed on the screen 5 Press the OSC OPTION key and
12. battery The charging speed can be increased by turning off the test tool Notice To avoid superheat of battery during charging the environment temperature is not allowed to exceed the permissible value given in technical specification Note No hazard will occur even connecting the charger for a long time e g during a whole weekend The instrument can automatically switch to slowly charging status Replacing the lithium battery unit It is usually not required to replace the battery unit But when it is required to replace it only qualified personnel can carry out this operation For more relative information consult the handy office of OWON or dealers 68
13. bottom of the screen 3 Press F3 key and jump to Glitch Detect In this case you can test the glitch Now you can see a screen that looks like the following figure 15 f 1 005KHZ f 1 005KHZ Detect glitches 23 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 15 Peak Detection Term interpretation Collecting mode The oscilloscope transforms the collected analog data into a digital form after they are gathered in the following three different mode that is sampling peak value detection and averaging values Sampling The oscilloscope takes samples from the signal at a equal time interval to reconstruct the waveform in this mode by which the analog signal can be expressed correctly in most cases yet the rapid changes can not be collected between two sampling time intervals causing the confusion and loss the narrow pulse in the signal probably Peak value detection The oscilloscope takes samples from the maximum and minimum of signals in each sampling interval and shows the waveform with the sampled data in this mode thus by which the oscilloscope may collect the possibly lost narrow pulse in the sampling mode but the noise is obvious Averaging values the oscilloscope collects several waveforms and average over them and displays the averaged waveform in this mode by which the random noise can be reduced Duration time When a new waveform is displayed the previous waveform shown on the screen do
14. measurement indicator 5 Running state indicators among which RUN expresses continuous update 28 and STOP HDS1022M Handheld DSO amp DMM Using the Multimeter represents the screen locking 6 The reference value of the relative magnitude measurement 7 The multiplying power of the dial indication To multiply the reading of dial pointer by multiplying power will get the measurement result 8 The mail reading of measurement 9 Automatic control measuring range 10 Absolute relative magnitude measuring control The sign expresses the absolute magnitude measuring control and represents the relative magnitude measuring control Manually measuring range control 11 Manual measurement control 12 The pointer indication of current voltage the green is cathode the red is anode 3 4 Making Multimeter Measurements Press DMM OSC key the oscilloscope will switch to the multimeter measure the screen will display the multimeter windows at the same time prompt to correctly insert testing pen of the multimeter at this time then press any key to enter into multimeter measure 3 4 1 Measuring Resistance Values To measure a resistance do the following 1 Press the R key and R appears at the top of the screen 2 Insert the black lead into the COM banana jack input and the red lead into the V O banana jack input 3 Connect the red and black test leads to the resistor The resistor value readings are
15. once and ACA is visible at top of screen Press F5 to select 20A measure the unit of main reading window is A Press the AUTO SET key once and ACA is visible at the top of the screen Plug current extended module in current measure jack then plug the probe in the module Connect the red and black leads to the measured point and the AC current value of the measured point will be displayed on the screen Press F4 return to 400mA measure Look at the display you can see a screen that looks like the following figure 29 37 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 29 AC current Measurement for 20A 3 5 Freezing the Readings You can freeze the displayed readings at any time 1 Press RUN STOP key to freeze screen and STOP will be displayed at top right of the screen 2 Again press the RUN STOP key you can resume your measurement Look at the display you can see a screen that looks like the following figure 30 Figure 30 Freezing the Readings 3 6 Taking a relative measurement A currently measured result relative to the defined reference value is displayed in a relative measurement The following example shows how to take a relative measurement At first it is required to acquire a reference value 1 Press key and DCV is displayed on the top side of the screen 2 Measure a voltage and take it as the reference value 3 Press F2 key and is displayed on the
16. performed to gain the maximum accuracy Before the self correcting program is performed the probe or lead should be disconnected with the input connector then select the F2 key Self correcting item After confirming that everything is ready press the F2 key Self correcting key and enter into the self correcting program 52 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope 4 10 Making Automatic Measurements The oscilloscope can perform 5 types automatic measurements such as frequency cycle average value peak to peak value and root mean square value And gives two kinds of measurement results simultaneously on the screen The function menu for automatic measurements is described in the following list Function menu Settings Description Frequency 1 Measure frequency of CH1 CH2 Measure the frequency of CH2 Cycle 1 Measure cycle of 1 CH2 Measure the cycle of CH1 Average value 1 Measure average value of CHI CH2 Measure the average value of CH2 Peak to Peak value CHI Measure the peak to peak value of CHI CH2 Measure the peak to peak value of CH2 RMS value 1 Measure root mean square RMS value of CHI CH2 Measure root mean square RMS value of CH2 To measure the frequency of 1 with Measurement 1 and the frequency of CH2 with Measurement 2 do the following 1 Press the MENU key and the function menu is shown at the right of
17. shown on the screen in Ohm Now you can see a screen that looks like the following figure 20 29 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 20 measure resistance 3 4 2 Making a Diode Measurement To make a measurement on the diode do the following 1 Press the R key and R appears at the top of the screen 2 Press AUTO SET key once and the following is displayed on the screen 3 Insert the black lead into the COM banana jack input and red lead into the banana jack input 4 Connect the red and black leads to the resistor and the diode resistor readings are displayed on the screen in V Now you can see a screen that looks like the following figure 21 30 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 21 Diode Measurement 3 4 3 On off test To perform an On off test do the following 1 Press the R key and R appears on the top of the screen 2 2 Press the AUTO SET key three times and following is shown screen a 3 Insert the black lead into the COM banana jack input and the red lead into the banana jack input 4 Connect the red and black leads to the test point If the resistance value of the tested point is less than 500 you will hear beep sound from the test tool Now you can see a screen that looks like the following figure 22 31 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 22 On off te
18. the AUTO SET key and ACV appears at the top of the screen 3 Insert the black lead into the COM banana jack input and the red lead into the V Q banana jack input 4 Connect the red and black leads to the measured points and the AC voltage values of measured points will be displayed on the screen Look at the display you can see a screen that looks like the following figure 25 Figure 25 AC voltage Measurement 3 4 7 Making a DC current Measurement To measure a DC current which is less than 400 mA do the following l Press A key and DCA appears at the top of screen The unit on the main reading screen is mA and 20A will display on the right bottom of screen press F4 or F5 to switch the measurement between Ma and 20A 400mA is acquiescently 2 Insert the black lead into the COM banana jack input and the red lead into the mA banana jack input 3 Connect the red and black leads to the measured points and the DC current values of measured points will be displayed on the screen 34 HDS1022M Handheld DSO amp DMM Using the Multimeter Look at the display you can see a screen that looks like the following figure 26 Figure 26 DC current Measurement for 400 mA To measure a DC current which is larger than 400 mA do the following 1 5 Press the A key and DCA appears at the top of the screen The unit on the main reading Screen is mA Press F5 key change to 20A measurement he unit on the m
19. the screen 2 Press the UP or MENU DOWN key to select Measurement 1 Five options appear at the bottom of the screen 3 Press the F1 key to select the frequency measurement as CH1 The measurement window on the screen turns into one red in color and shows the frequency of CHI 4 Press the MUNU UP or MENU DOWN key to select Measurement 2 Five options appear at the bottom of the screen 5 Press the F4 key to jump to the peak to peak measurement as CH2 The measurement window on the screen turns into one blue in color and shows the peak to peak value of CH2 Now you can see a screen that looks like the following figure 43 53 HDS1022M Handheld DSO amp DMM 170KHZ Up 632 SPR Cees gee Advanced Function of Oscilloscope Figure 43 automatic measurements 4 11 Setting the Cursor Measurements This oscilloscope allows you to make manual cursor measurements on time and voltage The signal sources include Channel 1 CH1 Channel 2 CH2 MATH storage address A and storage address B The cursor measurement menus are listed and described in the following table Function menus Settings Description Type Close Close the cursor measurement Voltage Display the voltage measurement cursor and menu Time Display the time measurement cursor and menu Signal sources CH1 CH2 ATH Select the waveform channel on which the cursor address and address measurement will be performed
20. top side of the screen In this way the reference value is saved as the reference in the following measurements The saved reference value is displayed below 4 Measure the voltage to be compared with the reference value It can be observed that the displayed major reading is the difference between the actually measured result and the reference value 38 HDS1022M Handheld DSO amp DMM Using the Multimeter Look at the display you can see a screen that looks like the following figure 31 Figure 31 relative measurement 3 7 Selecting automatic manual range adjustment The defaulted range mode of the instrument is automatic range To switch to the manual range perform the following steps Press F1 key and MANUAL is displayed on the top left side of the screen to enter the manual range mode 2 Under the manual range mode the measuring range is increased by a stage when pressing F1 key each time and when reaching the highest stage it jumps to the lowest stage by pressing F1 key once again To multiply the reading of dial pointer by multiplying power and the unit of main reading on the screen will get the measurement result 3 Press F3 key and AUTO is displayed on the top left side of the screen to switch back to the automatic range mode Look at the display you can see a screen that looks like the following figure 32 39 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 32 automatic manual range adjustm
21. 1 Setting the Channel Coupling With CH1 taken for example the measured signal is a sine wave signal containing a dc offset Press F1 Coupling first and then AC to make an ac coupling setting The dc component contained in the tested signal is blocked Press F1 Coupling first and then DC to make a dc coupling setting Both and ac components contained in the tested signal are permitted The waveform is displayed as the following figure 34 figure 35 Figure 34 AC coupling 42 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope E Figure 35 DC coupling 4 2 2 Make Open and Close Settings on Channel With CHI taken for example Press F2 Channel first then Close to make a Close setting on CH1 Press F2 Channel key first and then Open to make an Open setting on CH1 4 2 3 Adjusting the Probe Scale It is necessary to adjust the probe attenuation scale factor correspondingly in the channel operation menu in order to comply with the probe attenuation scale If it is a 10 1 probe the scale of the input channel of the oscilloscope should be selected as 10X to avoid any error occurring in the displayed scale factor information and tested data Press F3 Probe to jump to the relative probe Table Probe attenuation factor and the corresponding menu setting Probe attenuation factor Corresponding Menu Setting 1 1 1X 10 1 10X 100 1 100X 1000 1 1000X 4 2 4 Setting of Inver
22. 13 2 5 MANUALLY SETTING THE VERTICAL SYSTEM HORIZONTAL SYSTEM AND TRIGGER POSITION ee Ere 14 2 6 RESETTING THE OSCILLOSCOPE 18 SNPEOTACONNEGTIONS e eet Ev apa Me Eh cA Ma Pita ES 19 2 8 DISPLAYING AN UNKNOWN SIGNAL WITH AUTO SET essere 19 2 9 AUTOMATIC ZERO RETURNING OF TRIGGER HORIZONTAL POSITION AND TRIGGER LEVEL POSITION GR sce anc ERRORI DR eR eR Date dem atus fu tas a ubi but eu 20 2 10 AUTONDOUICNIEASUREMENIS acct utin ua MUS iet uiia C 20 2 11 FREEZING 21 2 12 USING AVERAGE FOR SMOOTHING WAVEFORMG cssccesseesseeseeeseeeeeeseeeseeeeeeeeenees 22 2 13 USING PERSISTENCE TO DISPLAY WAVEFORMS eese eene 22 2 14 USING PEAK DETECTION TO DISPLAY GLITCHES eese eene 23 2 15 SELECTING AC C OUPIUING rots vui Ho pU REA 24 2 16 REVERSING THE POLARITY OF THE DISPLAYED 25 2 17 USING WAVEFORM MATHEMATICS FUNCTIONS 26 USING THE MULTIMETER osssssssssssossscssssisssosssssossoosssossossscossosssosssossscsssosssssssssssosssssssosssss 27 Ob ABOUT THIS CHAPTER 27 3 2 MAKING METER 27 3 3 MULTIMETER OPERATION WINDOW 28 HDS1022M Handheld DSO amp DMM Contents 3 4 MAKING MULTIMETER MEASUR
23. B To make a voltage measurement on CH1 doing the following 1 Press the MENU key and the function menus are displayed at the right of the screen 2 Press the MUNU UP or MENU DOWN key to select Cursor Measurement Two options are shown at the bottom of the screen 3 Press F1 key to select the measurement type Voltage Two purple crossing dashed lines V and V2 are shown the screen 4 Press the F2 key to select the measured channel CHI 5 Press and hold the OSD OPTION key till the UP DOWN CURSOR V1 is visible on the screen At this time adjust OSE UP or OSD DOWN and you can see that the dashed line V1 54 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope is moving up and down while the measured voltage value of V1 relative to the zero position of CH1 appears on the screen Press and hold the OSD OPTION key till UP DOWN CURSOR V2 appears on the screen Now adjust the OSE UP or OSD DOWN and you can observe the dashed line V2 moving up and down while the measured voltage value of V2 relative to the zero position of CH1 is displayed on the screen Also the absolute values of V1 and V2 can be shown on the screen Now you can see a screen that looks like the following figure 44 Figure 44 use the cursor for a voltage measurement To use the cursor for a time measurement on CHI do the following 1 2 Press the MENU key and the function menus are displayed at right of the screen
24. CH1 and CH2 With the XY mode selected CH1 is displayed on 50 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope the horizontal axis and CH2 is on the vertical axis when the oscilloscope is under the sampling mode in which no trigger is found the data appear in light spots Operations for various control keys are shown as below The CH1 VOL CH1 ZORE for used to set the horizontal scale and position The CH2 VOL and CH2 ZORE for CH2 are used to set vertical scale and position continuously The following functions do not work in the XY display mode Reference or digital value waveform Cursor Auto Setting Time base control Trigger control 4 8 Waveform Saving Setups The oscilloscope can save 4 waveforms which can be displayed on the screen with the present waveform The recalled waveform saved in the memory cannot be adjusted The waveform saving recalling menu is described in the following list Function Setups Description menu Signal source 1 Select displayed waveform which you want to save CH2 MATH Address Select the address for saving or recalling a waveform Saving Store the waveform of a selected signal source into the selected address Addresses A B Close Close or start displaying the waveforms stored in address A B C and D Start C or D To save a waveform on CH1 in address A do the follo
25. EMENTS 29 3 4 1 Measuring Resistance Values enne 29 3 4 2 Making a Diode Measurement eese eee enne nne 30 3 4 3 Hr ee E a 31 3 4 4 Making a Capacitance 32 3 4 5 Making DC voltage 33 3 4 6 Making AC voltage Measurement 34 3 4 7 Making a DC current seen enemies 34 3 4 8 Making an AC Current Measurement eese esee ener enne 36 3 5 FREEZING THE READINGS edet ettet ht te ait tatur tena hte 38 3 6 TAKING A RELATIVE 38 3 7 SELECTING AUTOMATIC MANUAL RANGE 39 ADVANCED FUNCTION OF OSCILLOSCOPE eee eeeeeese eee esee eee eno eset esos e eeeus 41 Ad ABOUT THIS CHAPTER oct ot utut a ated 4l 4 2 SETTING THE VERTICAL AND 41 4 2 1 Setting the Channel Coupling itenim n tse ead 42 4 2 2 Make Open and Close Settings on Channel 43 4 2 3 Adjusting the Probe Nin lke Mi LS qa 43 4 2 4 O Setting of Inverted tides asd eia tee 43 4 3 MAKE THE MATH FUNCTION MENU SETTING 44 4 4 SETTING THE TRIGGER 45 4 5 TRIGGERING CONDBROLL
26. OWON ups1022M OWON HDS1022M Handheld Digital Storage Oscilloscope amp Multimeter User s Manual WWW OWON COM CN HDS1022M Handheld DSO amp DMM Contents 1 F2 i CONTENTS SAFELY JNFORMAT ION gol 5 11 SAFETY TERMS AND 5 8 5 1 1 1 Specific warning and caution terms that appear throughout the manual 5 1 1 2 Terms used on the eso odoiotipep tei etit e a d ent cita es 5 Ig Symbols used on th DIOUNCE aceite doeet inte unie etie 5 L2 GENERAL SAFETY INFORMATION Matte ast dead 3 1 3 PERFORMING THE GENERAL INSPECTION eese nenne tenens 7 1 3 1 Check whether there is any damage on it due to transportation 7 1 3 2 Make a check on accessories ener nennen 7 1 3 3 Make a check on the complete instrument sse 7 de INPUT CONNECTIONS stiano aput utu ut He qut eu 8 1 5 DESCRIPTION FOR FRONT PANEL AND 5 9 USING THE SCOPE cite cccesvtediedeuseesevsesussseessestecchtectsdensvedeuseseassvensescssseseaseves 11 2d ABOUT THS O ATT R A c oed pe eto el dente test Pest aset tus 11 22 POWER UP THE OSCILLOSCOPE kc ases e e ve ett 11 2 3 OSCILLOSCOPE OPERATION WINDOW cscscsesesesesesescscsescsscscsesesesescscsescsesescscscsescseseeeeeees 11 2d NAVIGATING A MENU aa neg wal
27. P or MENU DOWN key to select the System State Four options appear at the bottom of the screen 3 Sequentially press key F1 through F4 key and the corresponding state information will be shown on the screen The screen that looks like the following figure 46 will be displayed 56 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope CH2 100 Figure 46 System State 4 13 Setting of time base mode The time base mode menu is explained as the following table Function menu Setting Explanation Main time base Horizontal main time base is used to wave display Window setting Use two cursors to define a window area Window extension Expand the defined window to full screen display For the operation of window extension please execute the following steps 1 2 Press MENU key display function menu right side of screen Press MENU UP or MENU DOWN key to select time base mode display three options at the bottom Press F2 key to select window setting Press OSC OPTION key pop up TIME BASE at this time then press OSC LEFT and OSC RIGHT key to adjust the time base window area defined by two cursors the window size will vary Press OSC OPTION key and call TIME at this time press OSC LEFT and OSC RIGHT to adjust the window position defined by two cursors the window position is the time difference of the window center to main time base s horizontal pointer
28. ain reading screen is A Plug current extended module in current measure jack then plug the probe in the module Connect the red and black leads to the measured point and the DC current value of the measured point will be displayed on the screen Press FA return to 400 mA measure Look at the display you can see a screen that looks like the following figure 27 35 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 27 DC current Measurement for 20A 3 4 8 Making an AC Current Measurement To measure an AC current which is less than 400 mA do the following 1 Press the A key and DCA appears at the top of the screen The unit on the main reading screen is mA mA and 20A will display on the right bottom of screen press F4 or F5 to switch the measurement between Ma and 20A 400mA is acquiescently 2 Press the AUTO SET key once and ACA is visible at the top of the screen 3 Insert the black lead into the COM banana jack input and the red lead into the mA banana jack input 4 Connect the red and black leads to the measured point and the AC current value of the measured point will be displayed on the screen Look at the display you can see a screen that looks like the following figure 28 36 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 28 AC current Measurement for 400 mA To measure an AC current which is larger than 400 mA do the following 1 2 6 Press the AUTO SET key
29. art even if it is powered by the battery charger Firstly charge the battery and supply the oscilloscope with power through the battery charger However don t switch on the oscilloscope till waiting for 15 minutes If the oscilloscope still cannot start please contact OWON for service The oscilloscope stops work only after operating for several seconds Probably the battery is dead Check the battery symbol at the upper right of the screen The symbol indicates that the battery has been run out of power and must charged The measurement type displays ERR when you switch to the multimeter mode Probably you do not select the measuring mode In this case push down any key of the three keys V A and R Thus the relative measuring mode will be shown on the screen If the ERR is still displayed restart the oscilloscope The measured voltage amplitude value is 10 times larger or smaller than the actual one under the oscilloscope mode Check whether the channel attenuation factor matches the actual probe error ratio The waveform is displayed on the screen but is not stable under the oscilloscope mode Check whether the signal item in the trigger mode menu matches the actually used signal channel Check on the trigger mode The edge trigger mode is applicable to the universal single and the video trigger mode applicable to the video signal Only when the proper trigger mode is applied can the waveform be in stable
30. ate If the cover plate or panel has been removed do not perform any operation on this product No touch is allowed on bare conductors When the product is powered on do not touch any bare joints or parts of the scope meter Operation is prohibited in case of any undetermined failure When in doubt any damage on this product consult the qualified personnel for checking on it Keep ventilation in good condition Refer to the user manual for detail installation instructions in order to fix this product correctly and provide it with good ventilation conditions No operation is allowed under a humid environment No operation is allowed under an explosive environment Keep clean and dry on the product surface 1 3 Performing the General Inspection When you have got a new HDS series oscilloscope it is suggested that you should perform a general inspection on the instrument according to the following steps 1 3 1 Check whether there is any damage on it due to transportation If the packing boxes or foam cushions are found in serous damage keep them in a proper place till the complete instrument and accessories have passed the electrical and mechanical tests 1 3 2 Make a check on accessories The accessory list has been described in the Appendix B Accessory of this manual You can make a check and find whether there is any accessory loss with reference to the Appendix In case of any accessory loss or damage consult the OWON deale
31. ble to the video signal of which the black level is of high level Signal source CHI Select CH1 as the trigger source CH2 Select CH2 as the trigger source SYNC Line Make a video line trigger synchronization setting Field Make a video field trigger synchronization setting Term interpretation Trigger modes There are three kinds of trigger modes available for this oscilloscope that is auto normal and single shot Automatic trigger mode The oscilloscope can acquire the waveform without any triggering condition detected in this mode in which it will be triggered compulsively when waiting for a specified period of time without any triggering condition ignited When an invalid trigger is enforced the oscilloscope can not keep the waveform in phase Normal trigger mode In this mode the oscilloscope cannot acquire the waveform till it is triggered When there is not any trigger the oscilloscope will display the origin waveform without new waveforms captured Single shot mode In this mode the oscilloscope will detect a trigger and capture a waveform at each time when the customer presses the RUN STOP key 48 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope 4 6 Acquiring Mode Setting The Acquiring Mode menu is described in the list shown as below Function menu Settings Description Sampling Normal sampling mode Peak Detection Used to detect the jamming glitch and reduce the possible
32. blurring Average value Used to reduce the random and unrelated noises Several average factors are available for being selected Average factor 4 16 64 Select the average factor or 128 4 7 Display Setting The Display Setting menu is described in the following table Function menu Settings Description Type Vector The vector is filled up spaces between neighboring sampling points in the display Dot Only sampling points are displayed Persistence Close Setting persistence time for each sampling point Is 2s 5s Infinite Display format YT Display the relative relationship between vertical voltage and horizontal time Display CH1 on the horizontal axis and CH2 on the vertical axis Communication Bitmap The data transmitted in communication are bitmaps Vector The data transmitted in communication are vectors 4 7 1 Display Style The display style includes Vector and Dot displays shown as the following figure 40 figure 41 49 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope Figure 40 Dot style Figure 41 Vector style 4 7 2 Persistence With Persistence function selected the displayed saved original data gradually decay in color and the new data are bright in color with infinite persistence mode selected the recorded points will be kept on the screen till the controlled value is changed 4 7 3 XY mode This mode is only applicable to
33. e vertical direction and press OSC LIFT OSC RIGHT key to adjust the horizontal position 9 Press OSC OPTION key once more and the following appears at the bottom left of the screen shown as the following figure LEFT RIGHT Time UP DOWN Trig See the following figure 9 f 1 130KHZ Up 144 LEFT RIGHT Time Trig CH2 1 00v Figure 9 trigger level position 10 Press the OSC UP or OSC DOWN key to adjust the trigger position of Channel 2 and 17 HDS1022M Handheld DSO amp DMM Using the Multimeter 11 press OSC LIFT OSC RIGHT key to adjust the horizontal position Press the OSC OPTION key again and return back to step 1 Term interpretation Vertical scale factor It stands for the voltage amplitude represented by a division in the vertical direction of the display area through the adjustment of which you can amplify or attenuate the signal and thus regulate the signal amplitude into the expected measurement range Vertical zero position It is referred to as the grounding datum point through the adjustment of which you can regulate the display position of the waveform on the screen Primary time base It means the time values represented by a division in the horizontal direction of the display area Trigger horizontal position It means the time deviation between the actual trigger point and the screen central line which will be displayed as 0 at the center point of the screen Trigge
34. easurement you can select resistance diode On Off or capacitance measurement circularly with this key While this key is used for auto setting under the oscilloscope operation mode RUN STOP key for running or stopping the operation MENU DOWN Choose the lower item on the menu list MENU Show Hide the menu MENU UP Choose the upper item on the menu list F5 Switch or Adjust options for each menu HDS1022M Handheld DSO amp DMM Using the Multimeter 2 Using The Scope 2 1 About this Chapter This chapter provides a step by step introduction to the scope functions The introduction does not cover all of the capabilities of the scope functions but gives basic examples to show how to use the menus and perform basic operations 2 2 Power Up the oscilloscope Connect oscilloscope to AC power via a power adapter as shown in Figure 1 The oscilloscope may still work with built in Li ion battery even without AC power supply Turn the oscilloscope on by pressing down the power on off key POW The instrument then performs Selfchecking after power on A greeting window and a sentence press any key to continue will display on the screen when the system finishes selfchecking The users can press any key to enter the measuring function The oscilloscope is powered up in its last setup configuration 2 3 Oscilloscope Operation Window See the following figure 3 11 HDS1022M Handheld DSO amp
35. ent 40 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope 4 Advanced Function of Oscilloscope 4 1 About this chapter This chapter will detail the oscilloscope function of the test tool 4 2 Setting the Vertical CH1 and CH2 Each channel has its own independent vertical menu and each item can be set respectively based on the specific channel To make vertical CH1 and CH2 settings do the following 1 Press the MENU key and the function menu appears at the right of the screen 2 Press the MUNU UP or MENU DOWN key to jump to CH1 Setting and 4 options appears at the bottom of the screen 3 Select and press key from F1 through F4 keys to make different settings Now you can find a screen that looks like the following figure 33 CH2 100 Figure 33 Setting the Vertical The following Table describes the Vertical Channel menu Function Description Setting menu AC The dc component in the input signal is blocked Coupling DC The ac and dc components of the input signal are allowed 41 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope Close Close the channel Channel Open Open a channel 1X Select one according the probe attenuation factor to ensure a correct 10X vertical scale reading Probe 100X 1000X ised Close Waveform is displayed normally nve Open Open the Invert function of the waveform setting 4 2
36. er applicable warranty OWON will not supply any other express or implied warranties including but not limited to any implied warranty of merchantability or fitness for a particular purpose OWON shall not be liable for any indirect special or consequential damages in any cases 2 Contact us Please contact us when the product brings you any inconvenience during operation 62 HDS1022M Handheld DSO amp DMM Appendix 7 Appendix 7 1 Appendix A Specifications 7 1 1 Oscilloscope Only if another instructions are provided are all technical specifications applicable to the probe with the 10X attenuation switch setting and the HDS series digital type oscilloscope In order to be up to these specifications the oscilloscope should meet the following requirement m The instrument should operate continuously for more than 30 minutes under the specified operating temperature m If the operating temperature range of variation is up to or larger than 5 Celsius degrees the system function menu must be opened to make the system perform self calibration procedure Except those specifications marked with the word Typical all specifications can be up to Sampling Sampling modes Normal sampling Peak detection Average value Sampling rate 100 MSa s Input Input coupling DC AC Input impedance 1 2 connected in parallel with 20pF 3pF Probe attenuation coefficient 1X 10X 100X
37. es not disappear immediately only to be displayed for a period of time that is the duration time by setting which the waveform can be displayed more continuously and thus a display similar to that shown by the analog oscilloscope can be achieved Roll scan mode The oscilloscope updates the waveform sampling points by scrolling display through a screen from left to right in this mode which is only applicable to the primary time base setting of above 50ms 2 15 Selecting AC Coupling After a reset the Oscilloscope is dc coupled so that ac and dc voltages appear on the screen Use ac coupling when you wish to observe a small ac signal that rides on a dc signal To select ac coupling do the following 1 Press MENU key and the function menu appears at the right side of the screen 2 Press MENU UP or MENU DOWN key to select the CH1 Setting Four items selectable are visible at the bottom of the screen 3 Press the F1 key and jump to AC The bottom left side of the screen displays the ac coupling icon Now you can see a screen that looks like the following figure 16 24 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 16 ac coupling 2 16 Reversing the Polarity of the Displayed Waveform To invert the input CH1 waveform do the following 1 Press the MENU key and the function menu appears at the right side of the screen 2 Press the MENU UP or MENU DOWN key to select CH1 setting Four items selectable
38. ground manual ground ground 1 2 General Safety Information Carefully read the following safety information in order to avoid any personal injury and damage on this product or any products connected with it This product can only be used in the specified HDS1022M Handheld DSO amp DMM Safety Information applications to prevent any possible dangers To avoid fire or electrical shock Use proper power adapter Use only the power adapter appointed by the manufacturer and subject to approval of being used in the user s country A Warning To avoid fire or electrical shock if a test tool input is connected to more 42V peak 30Vrms or on circuits of more than 4800VA Use only insulated voltage probes test leads and adapter supplied with the test tool or indicated by OWON as suitable for the Oscilloscope amp Multimeter Before use inspect voltage probes test leads and accessories for mechanical damage and replace when damaged Remove all probes test leads and accessories that are not in use Always connect the power adapter first to the AC outlet before connecting it to the Oscilloscope amp Multimeter Do not apply voltages that differ more than 400 V from earth ground to any input when measuring in a CAT environment Do not apply voltages that differ more than 400 V from earth ground to any input when measuring in a CAT environment Do not apply voltages that differ more than 400 V from each
39. h four items selectable displayed at the bottom of the screen Press the F3 key to select Average Factors then press F4 key to jump to Averaging 32 item This averages the outcomes of 32 acquisitions and shows the final averaging result on the screen shown as the following figures See the following figure 13 f 1 005KHZ f 1 005KHZ Figure 13 Average factor sampling mode 2 13 Using Persistence to Display Waveforms You can use Persistence to observe dynamic signals 1 2 Press MENU key and function menu appears right side of screen Press MENU UP or MENU DOWN key to select DISP SET Four items selectable are displayed at the bottom of the screen Press F2 key to select Persist 1 sec 2 sec and 5 sec infinite or close In this case jump to Infinite and the observed dynamic is kept on the screen continuously When the item Close is selected the Persistence function is closed Look at the display a screen like the following figure 14 can be shown 22 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 14 Persistence to observe dynamic signals 2 14 Using Peak Detection to Display Glitches You can use this function to display events glitches or other asynchronous waveforms of 50 ns or wider 1 Press MENU key and the function menu appears at the right side of the screen 2 Press MENU UP or MENU DOWN key to select the ACQU MODE Four items selectable are displayed at the
40. l Signal source CHI CHI is used as the trigger source CH2 CH2 is used as the trigger source Trigger mode Auto Acquisition of waveforms is possible even if there is no triggering condition detected Normal Acquisition of waveforms can only be done when the triggering condition is satisfied 46 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope Single shot The sampling is performed a waveform when one trigger is detected and then stop sampling Coupling AC With this mode selected the DC component is prevented from passing though DC dc components are allowed HF The HF part of the signal is prohibited and only the HF suppression component is allowed LF The LF part of the signal is prohibited and only the LF suppression component is allowed Video triggering With Video triggering selected the oscilloscope performs the NTSC PAL or SECAM standard video signals field or line trigger Now you can see a screen that looks like the following figure 38 figure 39 Figure 38 Video field trigger 47 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope f 666 7 2 f 666 KHZ Figure 39 Video line trigger The Video triggering menu is described in the following table Function menu Settings Description Polarity Normal Applicable to the video signal in which the black level is of low level Invert Applica
41. n will hide the Function Menu Press the MENU UP or MENU DOWN key to select different function menus Choose one key from F1 to F5 and press it to change function setting See the following figure 4 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 4 the tool s menus 2 5 Manually Setting the Vertical System Horizontal System and Trigger Position With the combination application of the four keys OSC LEFT OSC RIGHT OSC UP and OSC DOWN the users can make the following settings circularly by pressing OSC OPTION The settings include Voltage Unit Scale of Channel 1 CH1 VOL Voltage Unit Scale of Channel 2 CH2 VOL Primary Timebase TIME BASE zero point position of channel 1 CH1 ZERO zero point position of channel 2 2 ZERO trigger horizontal position TIME and trigger level position TRIG The following example shows how to use OSC OPTION key to make a setting 1 Press once the OSC OPTION key the following is displayed at the bottom left side of the screen as shown in the figure below LEFT RIGHT Time Base UP DOWN CHI Vol See the following figure 5 HDS1022M Handheld DSO amp DMM Using the Multimeter f 1 117 2 Up 160 HT Time Base H J x CH2 1 0 0y Figure 5 Voltage Unit Scale of Channel 1 2 Press the key OSC UP or OSC DOWN to adjust the vertical scale of Channel 1 and press OSC LIFT OSC RIGHT to adjust the h
42. nput Voltage 1000V DC or AC peak to peak value Range Accuracy Resolution 400 0mv 1 1 digit 100uV 4 000V 40 00 10mV 400 0V 100mV Voltage VAC Input Impedance 10MQ Max Input Voltage 750V AC virtual value Frequency range from 40Hz to 400Hz Display Virtual value of the sine wave Range Accuracy Resolution 4 000V 1 3 digits 40 00 10mV 400 0V 100mV Direct Current DC Range Accuracy Resolution 40 00mA 1 1 digit 10uA 400 0mA 1 5 1 digit 100uA 20A 3 3 10 Alternating Current Range Accuracy Resolution 40 00mA 1 5 3 digit 10uA 400 0mA 2 1 digit 100uA 20A 5 3 10 65 HD S1022M Handheld DSO amp DMM Appendix Resistance Range Accuracy Resolution 400 0 O 1 3 digits 0 10 4 000 1 1 digit 10 40 00 100 400 0 1000 4 000 IKQ 40 00 1 5 1 digit 10KQ Capacitance Range Accuracy Resolution 51 20nF 3 3 digits 10pF 512 0nF 100pF 5 120uF InF 51 20uF 10nF 100uF 100nF Diode Voltage reading 0 V On off Test You can a beep sound when on resistance is less than 300 1 5 V 7 1 3 General Specifications Display Display type 3 8 color liquid crystal display Display resolution 320 horizontal 240 vertical pixels Display color Power Adapter Power supply 100 240 VACRMS 50Hz CAT II
43. o or coupling larger than 50Hz Triggering lever range 6 divisions from the screen center Triggering level accuracy typical which is applicable to the signal with rise and fall time equal to or longer than 20ns 0 3 divisions Trigger displacement 655 divisions for pre triggering and 4 divisions for post triggering Make a 50 level setting Typical Operation with the input signal frequency equal to or larger than 50Hz Trigger sensitivity Video triggering and typical mode 2 divisions of peak to peak value Signal system and line field frequency Video triggering mode Support the NTSC PAL and SECAM broadcasting systems of any field or line frequency Measurement Cursor measurement Voltage difference and time difference T between cursors Auto measurement Peak to peak value average value root mean square value frequency and cycle Probe 1X position 10X position Bandwidth Up to 6 MHz DC Up to full bandwidth DC 64 HD S1022M Handheld DSO amp DMM Appendix Attenuation rate 1 1 10 1 Compensation range 10pf 35pf Input resistance IMQ 2 10MQ 2 Input impendence 85pf 115pf 14 5pf 17 5pf Input voltage 150 V DC 300 V DC 7 1 2 Meter Voltage VDC Input Impedance 10MQ Max I
44. orizontal time scale 3 Press OSC OPTION once again the following display is visible at bottom left side of the screen as shown in the following figure LEFT RIGHT Time Base UP DOWN CH2 Vol See the following figure 6 f 1 13 2 Up 160 Figure 6 Voltage Unit Scale of Channel 2 4 Press the OSC UP or OSC DOWN key to adjust the vertical scale of Channel 2 and press 15 HDS1022M Handheld DSO amp DMM Using the Multimeter the OSC LIFT OSC RIGHT key to adjust the horizontal time scale 5 Press the OSC OPTION key one more time and the following display is visible at the bottom left side of the screen shown as the following figure LEFT RIGHT Time UP DOWN CHI Zero See the following figure 7 f 1 117 2 Up 144 I Time Va CH2 1 009 Figure 7 zero point position of channel 1 6 Press OSC UP or OSC DOWN key to adjust the zero position of Channel 1 in vertical direction and press LIFT OSC RIGHT key to adjust the horizontal position 7 press OSC OPTION key and the following appears at the bottom left side of the screen shown as the following figure LEFT RIGHT Time UP DOWN CR2 Zero See the following figure 8 HDS1022M Handheld DSO amp DMM Using the Multimeter f 1 117KHZ Vp 160 Figure 8 zero point position of channel 2 8 Press the OSC UP or OSC DOWN key to adjust the zero position of Channel 2 in th
45. other to the isolated input when measuring environment Do not apply voltages that differ more than 400 V from each other to the isolated inputs when measuring ina environment Do not apply input voltages above the rating of the instrument Use caution when using 1 1 test leads because the probe tip voltage will be directly transmitted to the Oscilloscope amp Multimeter Do not use exposed metal BNC or banana plug connectors Do not insert metal objects into connectors Always use the Oscilloscope amp Multimeter only in the manner specified Voltage ratings that are mentioned in the warning are giver as limits for working voltage The represent V ac rms 50 60Hz for AC sine wave applications and as V dc for DC applications Overvoltage Category refers to distribution level and fixed installation circuits inside a building Overvoltage Category refers to local level HDS1022M Handheld DSO amp DMM Safety Information which is applicable for appliances and portable equipment Only qualified technical personnel are permitted to perform maintenance Pay attention to the nominal values of all terminals To avoid fire or electric shock please keep a watchful eye on all nominal values and marks specified for this product Before any connection performed on this product carefully read the user s manual of the product for further information of nominal values No operation is allowed without the instrument cover pl
46. r level position It represents the voltage deviation between the actual trigger level and the zero position of the triggering signal source channel 2 6 Resetting the Oscilloscope If you want to reset the Oscilloscope to the factory settings do the following 1 2 3 Press MENU key and function menu appears on the right side of the screen Press the MENU UP or MENU DOWN key to select function setting and three options are visible at the bottom of the screen Press F1 key to select the factory settings The oscilloscope is set to be the factory settings See the following figure 10 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 10 reset the Oscilloscope 2 7 Input Connections See figure 1 Look at the bottom and the right of the Oscilloscope The Oscilloscope has seven signal inputs two safety BNC jack inputs CH1 and CH2 for scope measurements three safety 4 mm banana jack inputs for Multimeter R V and A measurements and two quadratic jack inputs for Multimeter capacitance measurements Isolated input allows independent floating measurements between Multimeters and Scopes 2 8 Displaying an Unknown Signal with Auto Set The Auto Set feature lets the Oscilloscope display and measure unknown signals automatically This function optimizes the position range time base and triggering and assures a stable display of virtually any waveform This feature is especially
47. r responsible for such a business or the local office of OWON 1 3 3 Make a check on the complete instrument If the instrument is damaged in its appearance or it fails in normal operation or performance HDS1022M Handheld DSO amp DMM Safety Information test consult the OWON dealer responsible for such a business or the local office of OWON If the instrument is damaged due to transportation keep the packing in a proper place and consult the transportation department and the OWON dealer responsible for such business who will provide an instrument replacement or maintenance 1 4 Input Connections See the following figure 1 LILLIPUT 10533043 Figure 1 Description 1 The power adapter is supplied for AC power supply and battery recharging 2 Multimeter test lead 3 Multimeter input jacks including three circular banana jacks and tow square jacks The three circular jacks are used for voltage current and resistance inputs while the two square jacks are used for capacitance inputs 4 Oscilloscope probes 5 Oscilloscope channel inputs the upper one is for Channel 1 CHI1 while the lower one is for Channel 2 CH2 HDS1022M Handheld DSO amp DMM Safety Information 1 5 Description for Front Panel and Keys See the following figure 2 Figure 2 Description 1 2 Power adapter jack Serial port USB jack Backlight switch HDS1022M Handheld DSO amp DMM Safety Information POWER
48. ss F1 key and select Freq CH1 from the mean square root value item The measurement 1 window turns its color into red and shows the frequency for input CHI To choose a Peak Peak measurement for Input CH2 do the following 1 Press MENU key and the function menu is displayed on the right side of the screen 2 Press MENU UP or MENU DOWN key and select Measurement 2 with 5 items selectable displayed at the bottom of the screen 3 Press F4 key to select PK PK CH2 from Peak Peak item The measurement 2 window turns its color to be blue and shows the peak peak value for input CH2 See the following figure 11 20 HDS1022M Handheld DSO amp DMM Using the Multimeter f 1 170KHZ Up 632 Figure 11 automatic scope measurements 2 11 Freezing the Screen You can freeze the screen all readings and waveforms 1 Press the RUN STOP key to freeze the screen and STOP appears at top right side of the screen 2 Press the RUN STOP key once more to resume your measurement See the following figure 12 f 1 117KHZ CH2 OFF CH1 0 04 diust 2 0mw T RIGHT Time Base C Figure 12 freezing the screen 21 HDS1022M Handheld DSO amp DMM Using the Multimeter 2 12 Using Average for Smoothing Waveforms To smooth the waveform do the following 1 2 Press the MENU key and function menu appears right side of screen Press MENU UP or MENU DOWN key to select ACQU mode wit
49. st 3 4 4 Making a Capacitance Measurement To measure a capacitance do the following 1 Press the R key and R appears on the top of the screen 2 Press the AUTO SET key four times and C appears at the top of the screen 3 Insert the measured capacitance into the quadratic jack and the screen shows the capacitance reading Notice when measured value is less than 5 nF capacitance please use small capacitance measurer of this multimeter and use relative value measuring mode to improve measuring precision It will take about 30seconds if capacitance measurement is large than 40uF Now you can see a screen that looks like the following figure 23 32 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 23 Capacitance Measurement 3 4 5 Making a DC voltage Measurement To measure a DC voltage do the following 1 Press the V key and DCV appears at the top of the screen 2 Insert the black lead into the COM banana jack input and the red lead into V Q banana jack input 3 Connect red and black leads to the measured point and the measured point voltage value is displayed on the screen Now you can see a screen that looks like the following figure 24 33 HDS1022M Handheld DSO amp DMM Using the Multimeter Figure 24 DC voltage Measurement 3 4 6 Making a AC voltage Measurement To measure the AC voltage do the following 1 Press the V key and DCV appears at the top of the screen 2 Press
50. ted Waveform Inverted waveform The displayed signal reverses 180 degrees relatively to the ground 43 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope potential Press F4 Invert to start Invert again press F4 Invert to close Invert 4 3 Make the MATH function menu Setting The MATH functions in showing the result of adding subtracting multiplying or dividing calculation on CH1 and CH2 channel waveforms Also the result of arithmetic operation can be measured with grid or cursor The amplitude of the calculated waveform can be adjusted with CHM VOL which is displayed in the scale factor form The amplitude ranges from 0 001 through 10 and steps in the 1 2 5 form that is it can be expressed as 0 001X 0 002X 0 005X 10X The position of the calculated waveform can be adjusted up and down with the CHM ZORE key used The corresponding operation function table Setting Description CH1 CH2 CH1 waveform minus CH2 waveform CH2 CHI CHI waveform minus CH2 waveform 2 Add CH1 waveform into CH2 waveform CHI CH2 Multiply waveform and CH2 waveform CHI CH2 Divide CH1 waveform by CH2 waveform To perform the CH1 CH2 waveform calculation do the following l Press the MENU key and the function menu appears at the right of the screen 2 Press the MUNU UP or MENU DOWN key to select MATH and 5 options are displayed at the bottom of the screen 3 Press the
51. the following appears at the bottom left side of the screen LEFT RIGHT Time Base UP DOWN CHM Vol 26 HDS1022M Handheld DSO amp DMM Using the Multimeter Press the OSC UP or OSC DOWN key to adjust the displayed amplitude of the calculated waveform M Now you can see a screen that looks like the following figure 18 Figure 18 waveform mathematics 3 Using The Multimeter 3 1 About this chapter This chapter provides a step by step introduction to the multi meter functions of the test tool hereafter The introduction gives basic examples to show how to use the menus and perform basic operations 3 2 Making Meter Connections Use the three 4 mm safety banana jack inputs for the Meter functions COM mA Two quadratic capacitance jacks CX See figure 1 for the connections 27 HDS1022M Handheld DSO amp DMM Using the Multimeter 3 3 Multimeter Operation Window MANUAL Description 1 Battery electric quantity indictor 2 Manual Auto range indictors among which the MANAL means measuring range in manual operation mode and Auto refers to the measuring range in automatic operation mode 3 Measurement mode indicators DCV Direct voltage measurement ACV Alternating voltage measurement DCA Direct current measurement ACA Alternating current measurement R Resistance measurement Diode measurement d C Capacitance measurement On Off measurement 4 The relative magnitude
52. the following steps 1 Wipe off the floating dust outside of the instrument and the probe by using soft cloth When cleaning the LCD do not scuff the transparent LCD protective screen 2 Wipe the instrument in power off status by soft cloth that is moist but not dripping It is allowed to be cleaned by soft detergent or fresh water Do not use any abrasive chemical detergent to avoid the instrument or the probe being damaged A Warning Before repowering and reuse please confirm that the instrument has been dried out so as to avoid electrical short circuit and personal injury caused by moisture 7 3 2 Storage of oscilloscope If the test tool is to be stored for a long time it is required to charge the lithium battery before storage 7 3 3 Charging the oscilloscope The lithium battery is possibly not charged when delivery To make the battery with enough electric quantity it must be charged for 4 hours the test tool must be turned off during charging The battery can supply power for 4 hours after being charged completely When supplying power by using the battery a battery indicator is displayed on the top of the screen to show the consumption condition of electric quantity The symbols that are possibly appear include E where shows that the battery can only be used for about 5 minutes charge the battery and power the instrument connect the oscilloscope using a power adapter according to Figure 1 to charge the
53. u setting options There are different setting options for different menus It reads the value of trigger voltage level The display shows the trigger signal source The reading gives the value of primary time base 00 These graphics present the coupling modes of channel 2 CH2 The graphic indicates AC the graphic indicates DC This reading shows the vertical Voltage Unit Scale of CH2 9 These graphics show the coupling mode of CH1 among which the graphic express indicates AC the graphic indicates DC This reading shows the vertical Voltage Unit Scale of CH1 The blue pointer gives the grounding datum point of the waveform on CH2 which is the zero position of CH2 No display of this pointer indicates that the channel has not been opened OSC OPTION operation prompt There are different prompts for different OSC OPTION operations The red pointer gives the grounding datum point of the waveform on CH1 which is the zero position of CH1 No display of this pointer indicates that the channel has not been opened Waveform display area Red waveform represent CH1 blue waveform represent CH2 2 4 Navigating a Menu The following example shows how to use the tool s menus to select a function as shown in the following figure l 2 3 Press the MENU key to display Function Menu on the right of the screen and corresponding optional settings on the bottom Press MENU agai
54. useful for quickly checking several signals To enable the Auto Set feature do the following 1 Connect the test probe to the tested signals 2 Press the AUTO SET key and the Oscilloscope is under the automatic measurement condition The tested signals appear on the screen HDS1022M Handheld DSO amp DMM Using the Multimeter 2 9 Automatic zero returning of trigger horizontal position and trigger level position When we adjust the trigger horizontal position and trigger level position to be maximal to make it off the screen center remotely then we perform the following steps to make trigger horizontal position and trigger level position return to zero automatically 1 Press OSD LEFT key and OSD RIGHT key simultaneously the trigger horizontal position automatically returns to zero 2 Press OSD UP and OSD DOWN button simultaneously the trigger level position automatically returns to zero 2 10 Automatic Measurements The Oscilloscope offers 5 ranges of automatic scope measurements Your can display two numeric readings measurement 1 and measurement 2 These readings are selectable independently and the measurements can be done on the input CH1 or input CH2 waveform To choose a frequency for CHII do the following 1 Press MENU key and the function menu appear on right side of the screen 2 Press MENU UP or MENU DOWN key to select measurement 1 Five items selectable are visible at the bottom of the screen 3 Pre
55. wing 1 Press the MENU key and the function menu appears at the right of the screen 2 Press the MUNU UP or MENU DOWN key to select the Waveform Saving Four items selectable are displayed at the bottom of the screen 3 Press the F1 key to select the signal source CHI 4 Press F2 key to select the address A 5 Press the F3 key to save the waveform on CHII in address A 51 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope To display the saved waveform on the screen do the following 6 Press the F4 key to select Start for the address A The waveform saved in address A will be displayed on the screen in green color The display color is green and the zero point of waveform k voltage and time is purple Now you can see a screen that looks like the following figure 42 figure 42 Waveform Saving 4 9 Function Setting Menu The function setting menu is described in the following list Function menu Setting Description Factory setting Resume the instrument to its factory settings Self correcting Perform the self correcting procedure LANGUAGE CHINESE Select the display language of the operation system ENGLISH Self correcting The self correcting program can improve the accuracy of the oscilloscope under the ambient temperature to the maximum If the ambient temperature variation is equal to or larger than 5 Celsius degrees the self correcting program should be
56. y to select TRIG MODE and five items selectable are displayed at the bottom of the screen 3 Select and press one from F1 through F5 key to make a different setting 4 Press the OSD OPTION key and the following is shown on the screen LEFT RIGHT Time UP DOWN Trig 5 Press the OSD UP or OSD DOWN key to adjust the trigger level position Now look at the display you can see a screen in the following figure37 45 HDS1022M Handheld DSO amp DMM Advanced Function of Oscilloscope f 1 095 2 f figure37 Edge triggering 4 5 Triggering Control There are two triggering modes including Edge triggering and Video triggering Each trigger mode 15 set by different function menu Edge triggering It occurs when the trigger input passes through a given level along the specified direction Video triggering Perform video field trigger or line trigger on the standard video signals The following describes the Edge triggering and Video triggering menus respectively Edge triggering The Edge triggering is a mode by which trigger occurs at the triggering threshold value of the input signal edge With the Edge triggering selected the trigger happens on the rise or fall edge of the input signal shown as the following figure The Edge triggering menu is described in the following table Function menu Settings Description Slope Rise Triggering on the rise edge of the signal Fall Triggering on the fall edge of the signa
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