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PDS Series 

 

Portable Colour Digital Storage Oscilloscope   

 

User Manual   

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PDS5022S 

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PDS6042S 

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PDS6062S 

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PDS6062T 

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PDS7062T 

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PDS7102T 

 

 

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Summary of Contents for PDS5022S

Page 1: ...PDS Series Portable Colour Digital Storage Oscilloscope User Manual PDS5022S PDS6042S PDS6062S PDS6062T PDS7062T PDS7102T WWW OWON COM CN ...

Page 2: ...he information in this manual was correct at the time of printing However Lilliput will continue to improve products and reserves the rights to changes specification at any time without notice OWON is the registered trademark of the Lilliput Company Xiamen Lilliput Technology Co Ltd the 5th floor B Area Chuangxin Mansion Software Park ZhenZhuWan Huandao RD Xiamen Fujian China Fujian Lilliput Optoe...

Page 3: ...uct to the service center designated by Lilliput and with a copy of customer proof of purchase This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Lilliput shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than Lilliput representatives to install...

Page 4: ...mpensation 16 To set the Probe Attenuation Coefficient 17 To use the Probe Safely 18 To perform Self calibration 19 Introduction to the Vertical System 20 Introduction to the Horizontal System 21 Introduction to the Trigger System 22 Advanced User s Guidebook 23 To set the Vertical System 24 Perform Mathematical Manipulation Function 30 Using FFT function 31 Application of VERTICAL POSITION and VO...

Page 5: ...nt 65 To use Autoscale 68 To use Executive Buttons 71 Quick Start Guide 72 Example 1 Measurement of Simple Signals 72 Example 2 Gain of the Amplifier in the Metering Circuit 73 Example 3 Capture the Single Signal 74 Example 4 Analyze the Details of a Signal 77 Example 5 Application of X Y Function 79 Example 6 Video Signal Trigger 80 Troubleshooting 83 Appendix A Technical Specifications 84 Append...

Page 6: ...s to the grounding phase Please don t connect the grounding end to the positive phase Pay attention to the nominal values of all terminals In order to prevent any fire or electric shock risks please pay attention to all the nominal values and marks of this product Before perform any connections for this product please read the user s manual of this product to understand the information about the r...

Page 7: ...hich may cause damage to this product or other property Danger It indicates that there may be an immediate injury to you when you encounter this mark Warning It indicates that there may not be an immediate injury to you when you encounter this mark Note It indicates that there may be damage to this product or other property Safety Symbols The following symbol may appear on the products High Voltag...

Page 8: ...more 42V peak 30Vrms or on circuits of more than 4800VA z Only use accessory insulated voltage probes test lead z Before use inspect oscilloscope probes accessories for mechanical damage and replace when damage z Remove all probes test leads and accessories that are not in use z Remove computer data line z Do not apply input voltages above the rating of the instrument Use caution when using 1 1 te...

Page 9: ...out with the cursor Twenty automatic measurement functions Autoscale function Color liquid crystal display of high resolution and high contrast Storage and recall waveforms Automatic setting function provided capable of fast setting Multiple waveform calculation function Built in FFT function Perform detecting the average and peak values of the waveform Digital real time oscilloscope Edge video an...

Page 10: ...he user s interface of the PDS series oscilloscope z To perform the general inspection z To perform the function inspection z To perform the probe compensation z To set the probe attenuation coefficient z To use the probe safely z To perform an self calibration z Introduction to the vertical system z Introduction to the horizontal system z Introduction to the trigger system ...

Page 11: ...e of the PDS series oscilloscope in the shortest time The PDS series oscilloscope offers a simple front panel with distinct functions to users for their completing some basic operations in which the knobs and function pushbuttons are included The knobs have the functions similar to other oscilloscopes The 5 buttons in the column on the right side of the display screen are menu selection buttons de...

Page 12: ...e Oscilloscope 10 Fig 1 The Front Panel of a PDS series Oscilloscope Function Buttons Fig 2 Explanatory Drawing for Operations of the PDS series Oscilloscope Adjustment Menu Selection Vertical Control Connector Horizontal Control Trigger Control ...

Page 13: ...pe has been already ready for accepting a trigger Scan The oscilloscope captures and displays the waveform data continuously in the scan mode Stop The oscilloscope has already stopped the waveform data acquisition 2 Waveform Viewing Area 3 The purple pointer indicates the horizontal trigger position which can be adjusted by the horizontal position control knob 4 The reading shows the time deviatio...

Page 14: ...oupling mode of the CH2 channel indicates the direct current coupling indicates the AC coupling indicates GND coupling 16 The reading shows the vertical scale factor the Voltage Division of the CH2 channel 17 The icon indicates the coupling mode of the CH1 channel The icon indicates the direct current coupling The icon indicates the AC coupling The icon indicates GND coupling 18 The reading indica...

Page 15: ...shion has suffered serious damage do not throw it away first till the complete device and its accessories succeed in the electrical and mechanical property tests 2 Check the Accessories The supplied accessories have been already described in the Appendix B Accessories of this Manual You can check whether there is any loss of accessories with reference to this description If it is found that there ...

Page 16: ...Press the UTILITY button to get access to the FUNCTION menu and push down F2 the menu selection button to call out the function Recall Factory The default attenuation coefficient set value of the probe in the menu is 10X shown as Fig 4 Fig 4 Power on the Instrument 2 Set the Switch in the Oscilloscope Probe as 10X and Connect the Oscilloscope with CH1 Channel Align the slot in the probe with the p...

Page 17: ...scilloscope 15 Probe comp CH1 Fig 5 Connection of the Probe 3 Press the AUTO SET Button The square wave of 1 KHz frequency and 5V peak peak value will be displayed in several seconds see Fig 6 Fig 6 Auto set Check CH2 by repeating Step 2 and Step 3 ...

Page 18: ...nt of the probe in the menu as 10X and that of the switch in the probe as 10X and connect the oscilloscope probe with the CH1 channel If a probe hook tip is used ensure that it keeps in close touch with the probe Connect the probe tip with the signal connector of the probe compensator and connect the reference wire clamp with the ground wire connector of the probe connector and then press the butt...

Page 19: ...set value is shown This setting will be valid all the time before it is changed again Note The attenuation coefficient of the probe in the menu is preset to 10X when the oscilloscope is delivered from the factory Make sure that the set value of the attenuation switch in the probe is the same as the menu selection of the probe in the oscilloscope The set values of the probe switch are 1X and 10X se...

Page 20: ...avoid suffering from the electric shock please keep your finger behind the safety guard ring of the probe body during the operation In order to protect you from suffering from the electric shock during your using the probe do not touch the metal part of the probe tip when the probe is connected to the power supply Before making any measurements please connect the probe to the instrument and connec...

Page 21: ...ion program at any time but when the range of variation of the ambient temperature is up to or over 5 this program must be executed For the performing of the self calibration all probes or wires should be disconnected with the input connector first Then press the UTILITY button to call out the FUNCTION menu push down the F3 menu selection button to choose the option Perform Self Calibration finall...

Page 22: ... rapidly measure the DC component of the signal through the observation of the difference between the wave form and the signal ground If the channel is under the AC mode the DC component will be removed by filtration This mode helps you display the AC component of the signal with a higher sensitivity 2 Change the Vertical Setting and Observe the Consequent State Information Change With the informa...

Page 23: ... found that the Horizontal Time Base display in the status bar changes accordingly The horizontal scanning speed steps from 5ns up to 100s according to the stepping mode of 1 2 5 5 PDS5022S 1 2 5 PDS6042S PDS6062S PDS6062T PDS7062T PDS7102T 2 Use the HORIZONTAL POSITION knob to adjust the horizontal position of the signal in the waveform window The HORIZONTAL POSITION knob is used to control the t...

Page 24: ...nged 2 Use the LEVEL knob to change the trigger level setting With the rotation of the LEVEL knob it can found that the trigger indicator in the screen will move up and down with the rotation of the knob With the movement of the trigger indicator it can be observed that the trigger level value displayed in the screen changes 3 Press the button SET TO 50 to set the trigger level as the vertical mid...

Page 25: ... not been familiar with the above mentioned operations and methods yet we advise you to read the section of Chapter One Junior Users Guidebook This chapter will deal with the following topics mainly z To set the Vertical System z To set the Horizontal System z To set the Trigger System z To perform the Sampling Setup z To set the Display System z To Save and Recall a Wave Form z To perform the Aux...

Page 26: ...ENU and four knobs such as VERTICA POSITION VOLTS DIV one group for each of the two channels Setting of CH1 and CH2 Every channel has an independent vertical menu and each item is set respectively based on the channel With the CH1 MENU or CH2 MENU menu button pushed down the system shows the operation menu of the corresponding channel see Fig 14 Fig 14 Channel Setting Menu ...

Page 27: ... The wave form is displayed normally Initiate the wave form inverted function 1 Setting Channel Coupling Taking the Channel 1 for example the measured signal is a square wave signal containing the direct current bias The operation steps are shown as below 1 Press the CH1 MENU button and call out the CH1 SETUP menu 2 Press the F1 menu selection button and select the Coupling item as AC to set the c...

Page 28: ...al of OWON Colour Digital Storage Oscilloscope 26 Fig 15 AC Coupling Oscillogram Fig 16 DC Coupling Oscillogram 2 Setting the Channel ON OFF Taking the Channel 1 for example the operation steps are shown as below ...

Page 29: ...nel accordingly If the attenuation coefficient of the probe is 1 1 that of the oscilloscope input channel should also be set to 1X to avoid any errors presented in the displayed scale factor information and the measured data Take the Channel 1 as an example the attenuation coefficient of the probe is 1 1 the operation steps is shown as follows 1 Press the CH1 MENU button access CH1 SETUP menu 2 Pr...

Page 30: ...against the phase of the earth potential Taking the Channel 1 for example the operation steps are shown as follows 1 Press the CH1 MENU button and get access to the CH1 SETUP menu 2 Press the F4 menu selection button and select ON in the Inverted The wave form inverted function is initiated 3 Press the F4 menu selection button again and select OFF for Inverted item The function of wave form invert...

Page 31: ...User s Manual of OWON Colour Digital Storage Oscilloscope 29 Fig 18 Wave Form not Inverted Fig 19 Wave Form Inverted ...

Page 32: ...call out the WAVE MATH menu 2 Press the F3 menu selection button and choose CH1 CH2 The green calculated wave form M is displayed in the screen press the F3 menu selection button again the wave form M is closed off see Fig 20 Fig 20 Wave Form resulted from CH1 CH2 Mathematical Manipulation The corresponding FCL Functional Capabilities List of the Wave Form Calculation Setting Description CH1 CH2 S...

Page 33: ...quist frequency The following table describes the FFT menu Function Menu Setting Instruction FFT ON OFF Turn on FFT function Turn off FFT function Source CH1 CH2 Select CH1 as FFT source Select CH2 as FFT source Window Rectangle Blackman Hanning Hamming Select window for FFT Format dB Vrms Select dB for Format Select Vrms for Format Zoom 1 2 5 10 Set multiple 1 Set multiple 2 Set multiple 5 Set mu...

Page 34: ...the following guidelines to select the best window Type Description Window Rectangle This is the best type of window for resolving frequencies that are very close to the same value but worst for accurately measuring the amplitude of those frequencies It is the best type for measuring the frequency spectrum of nonrepetitive signals and measuring frequency components near DC Use rectangle for measur...

Page 35: ... window works on transients or bursts where the signal levels before and after the event are significantly different Blackman This is the best window for measuring the amplitude of frequencies but worst at resolving frequencies Use Blackman Harris for measuring predominantly single frequency waveforms to look for higher order harmonics Fig 21 22 23 24 show four kinds of window function referring t...

Page 36: ...User s Manual of OWON Colour Digital Storage Oscilloscope 34 Fig 22 Hamming window Fig 23 Rectangle window ...

Page 37: ...minimize the DC component choose AC Coupling on the source signal To reduce random noise and aliased components in repetitive or single shot events set the oscilloscope acquisition mode to average Term interpretation Nyquist frequency The highest frequency that any Real Time Digital Oscilloscope can measure is exactly half of the sampling rate under the condition of no mistakes which is called Nyq...

Page 38: ...eration The analytic resolution of this control knob changes with the vertical division 2 The VOLTS DIV knob is used to regulate the vertical resolution of the wave forms of all channels including those obtained from the mathematical manipulation which can determine the sensitivity of the vertical division with the sequence of 1 2 5 The vertical sensitivity goes up when the knob is rotated clockwi...

Page 39: ...al scale factor for setting the main time base or the window 3 HORIZONTAL NENU button with this button pushed down the screen shows the operating menu see Fig 26 Fig 26 Time Base Mode Menu The description of the Horizontal Menu is as follows Function Menu Setting Description Main Time Base The setting of the horizontal main time base is used to display the wave form Set Window A window area is def...

Page 40: ...7 Fig 27 Main Time Base Window Setting Press the F2 menu selection button and choose Set Window The screen will show a window area defined by two cursors In this case the HORIZONTAL POSITION and SEC DIV knobs can be used to adjust the horizontal position and size of this window area see Fig 28 Fig 28 Set Window ...

Page 41: ...scilloscope will collect adequate data to draw the wave form at the left side of the trigger point at first It will continuously perform the data acquisition while waiting for the trigger condition After a trigger is detected the oscilloscope will continuously collect data enough to draw the wave form at the right side of the trigger point One knob and four function menu buttons are included in th...

Page 42: ... uses different function menu The switching between two modes can be implemented by pressing the F1 menu selection button Edge Trigger It happens when the trigger input passes through a given level along the set direction Video Trigger Carry out the field or line video trigger of the standard video signal The Edge and Video Trigger menus are described respectively as below Edge Trigger Under the E...

Page 43: ...mponent Unblock all components Block the high frequency signal and only unblock the low frequency component Block the low frequency signal and only unblock the high frequency component To next menu Back to previous menu HoldOff 100ns 10s Turn TRIG LEVEL knob to set time slot before another trigger event Holdoff Reset Reset hold time to 100ns Holdoff A time interval before the oscilloscope response...

Page 44: ...he F2 menu selection button and choose DC for Coupling The display in the screen is as Fig 31 8 Press the F3 menu button to select Holdoff use trig level knob to ajust Holdoff 9 Press the F1 menu selection button to back to previous menu 10 Press the F3 menu selection button and choose Falling for Slope For the screen display see Fig 32 Fig 31 Wave Form Triggered on the Rising Edge ...

Page 45: ...al The operation menu of Video Trigger is shown as Fig 33 Fig 33 Video Trigger Menu The description of the Video Trigger menu is shown the following table Function Menu Setting Description Source CH1 CH2 EXT EXT 5 Set Channel 1 as the trigger signal of the source Set Channel 2 as the trigger signal of the source Set the external input channel as the trigger signal of the source Divide the external...

Page 46: ...hronization and account choose video standard Go to next menu Back to previous menu HoldOff 100ns 10s Adjust TRIG LEVEL key to set time slot before another trigger event HoldOff Reset Reset hold time to 100ns The operation steps for setting Channel 1 in Video Trigger Mode are as below 1 Press the TRIG MENU button and get access to the trigger menu 2 Press the F1 menu selection button and choose Vi...

Page 47: ...er mode have edge trigger and video trigger you can see different trigger type for two vertical channels in this menu Edge Trigger It happens when the trigger input passes through a given level along the set direction Video Trigger Carry out the field or line video trigger of the standard video signal The Edge and Video Trigger menus are described respectively as below Edge Trigger Under the Edge ...

Page 48: ...upling AC DC HF Rjc LF Rjc Block the direct current component Unblock all components Block the high frequency signal and only unblock the low frequency component Block the low frequency signal and only unblock the high frequency component Sensitivity 0 2div 1 0div Set trigger sensitivity Holdoff 100ns 10s Turn TRIG LEVEL knob to set time slot before another trigger event Holdoff Reset Reset hold t...

Page 49: ...l Storage Oscilloscope 47 Fig 36 Wave Form Triggered on the Rising Edge Video Trigger The operation menu of Video Trigger is shown as Fig 37 Fig 37 Video Trigger Menu The description of the Video Trigger menu is shown the following table ...

Page 50: ...trigger in video even field Set synchronous trigger in designer line Modulation NTSC PAL SECAM Set synchronization and account choose video standard Holdoff 100ns 10s Turn TRIG LEVEL knob to set time slot before another trigger event HoldOff Reset Reset hold time to 100ns The operation steps for setting Channel 1 in Video Trigger Mode are as below 1 Press the TRIG MENU button and call out the trig...

Page 51: ... Field Fig 39 Wave Form Triggered in the Video Line Alternate trigger During alternate trigger the trigger signal mainly come from two vertical channels and it can use to observe two irrelevant signals You can see different trigger type for two vertical channels in this menu You can set edge or video ...

Page 52: ...TRIG MENU button and call out the trigger menu 2 Press the F1 menu selection button and select Alternate for Type 3 Press the F2 menu selection button and select source for CH1 4 Press the F3 menu selection button and choose Edge for Type 5 Press the F4 menu selection button and choose Rising for Slope 6 Press the F5 menu selection button and choose next menu 7 Press the F2 menu selection button a...

Page 53: ...d 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 oscillosco...

Page 54: ...ion buttons SAVE RCL MEASURE ACQUIRE UTILITY CURSOR DISPLAY AUTOSCALE AUTOSET and RUN STOP To perform Sampling Setup Press the ACQUIRE button and the menu is displayed in the screen shown as Fig 43 Fig 43 ACQU MODE Menu The description of the Sampling Setup Menu is shown as follows Function Menu Setting Description Sample General sampling mode Peak Detect It is used for the detection of the jammin...

Page 55: ... ACQU Mode settings and observe the consequent variation of the wave form displayed Fig 44 Peak Detect mode under which the burrs on the falling edge of the square wave can be detected and the noise is heavy Fig 45 Common ACQU Mode display in which no burr can be detected ...

Page 56: ...orm after the noise is removed under the Average Mode in which the average number of 16 is set To set the Display System Push down the DISPLAY button and the menu displayed in the screen is shown as Fig 47 Fig 47 Display Set Menu The description of the Display Set Menu is shown as follows ...

Page 57: ...cal voltage and the horizontal time Channel 1 is displayed on the horizontal axis and Channel 2 on the vertical axis Carry Bitmap Vectors The data transmitted in communication are in the bitmap form The data transmitted in communication are in the vector form Battery On Off Battery power content symbol on Battery power content symbol off Display Type With the F1 menu selection button pushed down y...

Page 58: ...ture tube oscilloscope can be simulated the reserved original data is displayed in fade color and the new data is in bright color With the F2 menu selection button different persistence time can be chosen 1sec 2sec 5sec Infinite and Closed When the Infinite option is set for Persist time the measuring points will be stored till the controlling value is changed see Fig 50 ...

Page 59: ...s 1MS s and can not be changed The operations of all control knobs are as follows The Vertical VOLTS DIV and the Vertical POSITION knobs of Channel 1are used to set the horizontal scale and position The Vertical VOLTS DIV and the Vertical POSITION knobs of Channel 2 are used to set the vertical scale and position continuously The following functions can not work in the XY Format Reference or digit...

Page 60: ...8 format is changed to be XY mode see Fig 51 Fig 51 XY Display Mode To Save and Recall a Waveform Press the SAVE RCL button you can save and call out the wave forms in the instrument The menu displayed in the screen is shown as Fig 52 Fig 52 Wave Form Save Menu ...

Page 61: ...scilloscope can store four wave forms which can be displayed with the current wave form at the same time The stored wave form called out can not be adjusted In order to save the wave form of the channel CH1 into the address A the operation steps should be followed 1 Press the F1 menu selection button and choose CH1 for Source 2 Press the F2 menu selection button and choose A for Wave 3 Press the F...

Page 62: ...l of OWON Colour Digital Storage Oscilloscope 60 Fig 53 Wave Saving To perform the Auxiliary System Function Setting Press the UNTILITY button and the menu is displayed in the screen as Fig 54 Fig 54 Function Menu ...

Page 63: ... oscilloscope under the ambient temperature to the greatest extent If the change of the ambient temperature is up to or exceeds 5 the self calibration procedure should be executed to obtain the highest level of accuracy Before executing the self calibration procedure disconnect the probe or wire and the input connector Then press the F3 menu selection button and choose Perform Self Calibration Aft...

Page 64: ...en If press the F1 menu selection button and choose the function item Horizontal the Horizontal System State will be displayed in the screen Press any other function button and exit from the SYS STAT menu see Fig 56 Fig 56 Horizontal System State To perform the Automatic Measurement With the Measure button pressed down an automatic measurement can be performed There are 20 types of measurements an...

Page 65: ... Vtop Voltage of the waveform s flat top useful for square pulse waveforms Vbase Voltage of the waveform s flat base useful for square pulse waveforms Overshoot Defined as Vmax Vtop Vamp useful for square and pulse waveforms Preshoot Defined as Vmin Vbase Vamp useful for square and pulse waveforms Average The arithmetic mean over the entire waveform Vrms The true Root Mean Square voltage over the ...

Page 66: ...Y or Scan format Measure the frequency the peak to peak value of the Channel CH1 and the mean the RMS of the Channel CH2 according the following steps 1 Press the F1 menu selection button and choose Source 2 Press the F2 menu selection button and choose CH1 3 Press the F3 menu selection button and choose CH1 4 Press the F4 menu selection button and choose CH2 5 Press the F5 menu selection button a...

Page 67: ...Oscilloscope 65 Fig 58 Automatic Measurement To perform the Cursor Measurement Press the CURSOR button to display the cursor measurement function menu CURS MEAS in the screen which includes Voltage Measurement and Time Measurement shown as Fig 59 ...

Page 68: ...a Read the difference between cursors Cursor 1 Read the position of Cursor 1 the Time is read with reference to the horizontal trigger position and the Voltage is to the ground point Cursor 2 Read the position of Cursor 1 the Time is read with reference to the horizontal trigger position and the Voltage is to the ground point Cursor Measurement When carrying out the cursor measurement the position...

Page 69: ...current position of Cursor1 is displayed in the Cursor1 window and that of Cursor2 is displayed in the Cursor2 window see Fig 60 Fig 60 Wave Form of Voltage Cursor Measurement Carry out the following operation steps for the time cursor measurement of the channel CH1 1 Press CURSOR and recall the CURS MEAS menu 2 Press the F1 menu selection button and choose Time for Type with two purple dotted lin...

Page 70: ...ale enables the instrument to set up trigger mode voltage division and time scale automatically according to the type amplitude and frequency of the signals The menu is as follows Function Menu Setting Instruction Autoscale OFF ON Turn off Autoscale Turn on Autoscale Mode Vertical Horizontal HORI VERT Follow up and adjust vertical scale without changing horizontal setting Follow up and adjust hori...

Page 71: ...wo channel signal you can do as the follows 1 Press Autoscale the function menu will appear on the right of the screen 2 Press F1 and choose ON 3 Press F2 and choose Horizontal Vertical for Mode item 4 Press F3 and choose for Wave item Then the wave is displayed in the screen showon as Fig 62 Fig 62 Autoscale Horizontal Vertical multi period waveforms ...

Page 72: ... forbidden information will be showing when making Triggering or Coupling settings 5 At the mode of Autoscale if adjust the vertical position voltage division trigger level or time scale of CH1 or CH2 the oscilloscope will turn off Autoscale function and if press AUTOSET again the oscilloscope will enter into Autoscale 6 Turn off the submenu at the Autoscale menu the Autoscale is off and turn on t...

Page 73: ...DC Vertical Scale Adjust to the proper division Bandwidth Full Horizontal Level Middle Horizontal Sale Adjust to the proper division Trigger Type Current Trigger Source Show the minimum number of channels Trigger Coupling Current Trigger Slope Current Trigger Level Mid point Setting Trigger Mode Auto Display Format YT RUN STOP Enable or disable the waveform sampling Notice Under the Stop state the...

Page 74: ... the waveform meets your requirement 2 Perform Automatic Measurement The oscilloscope can measure most displayed signals automatically Complete the following operations for the measurement of frequency cycle and mean and peak to peak value 1 Press the MEASURE button to show the automatic measurement function menu 2 Press the F1 menu selection button and choose Source with the Source menu displayed...

Page 75: ... the AUTOSET button and the oscilloscope will automatically adjust the waveforms of the two channels into the proper display state 2 Push down the MEASURE button to show the MEASURE menu 3 Press the F1 menu selection button and choose Source 4 Press the F2 menu selection button and choose CH1 5 Press the F3 menu selection button and choose CH2 6 Press the F1 menu selection button again and choose ...

Page 76: ...on periodic signals as pulse and burr etc If you intent to capture a single signal you can not set the trigger level and the trigger edge unless you have particular priori knowledge of this signal For example if the pulse is the logic signal of a TTL level the trigger level should be set to 2 volts and the trigger edge be set as the rising edge trigger If it is uncertain as to the signal you can m...

Page 77: ...er level to the mid value of the signal to be measured 10 If the Trigger State Indicator at the top of the screen does not indicate Ready push down the RUN STOP button and start Acquire waiting the emergence of the signal in conformity with the trigger conditions If a signal reaches to the set trigger level one sampling will be made and then displayed in the screen With this function any random oc...

Page 78: ... indicate Ready push down the RUN STOP button and start Acquire waiting the emergence of the signal in conformity with the trigger conditions If a signal reaches to the set trigger level one sampling will be made and then displayed in the screen With this function any random occurrence can be captured easily Taking the burst burr of larger amplitude for example set the trigger level to the value j...

Page 79: ... circuit For the analyzing of the noise in detail please operate the instrument according to the following steps 1 Press the ACQUIRE button to display the ACQU MODE menu 2 Press the F2 menu selection button and choose Peak Detect In this case the screen display contains the wave form of a random noise Especially when the time base is set as Low Speed then noise peak and burr contained in the signa...

Page 80: ...operate the instrument according to the following step 1 Press the ACQUIRE button to show the ACQU MODE menu 2 Press the F3 menu selection button and choose Average 3 Press the F4 menu selection button and observe the wave form obtained from averaging the wave forms of different average number After the averaging the random noise is reduced and the detail of the signal is easier to be observed Sho...

Page 81: ...rate according to the following steps 1 Set the probe menu attenuation coefficient for 10X and that of the switch in the probe for 10X 2 Connect the probe of channel 1 to the input of the network and that of Channel 2 to the output of the network 3 Push down the AUTOSET button with the oscilloscope turning on the signals of the two channels and displaying them in the screen 5 Adjust the VOLTS DIV ...

Page 82: ...incipal axis of the ellipse is in I and III quadrants the determined phase difference angel should be in I and IV quadrants that is in the range of 0 π 2 or 3π 2 2π If the principal axis of the ellipse is in the II and IV quadrants the determined phase difference angle is in the II and III quadrants that is within the range of π 2 π or π 3π 2 Example 6 Video Signal Trigger Observe the video circui...

Page 83: ...e Fig 71 Fig 71 Wave Form Obtained from Video Field Trigger Video Field Trigger for PDS7062T PDS7102T For the trigger in the video field carry out operations according to the following steps 1 Press the TRIG MENU button to display the trigger menu 2 Press the F1 menu selection button and choose Single for type 3 Press the F2 menu selection button and choose CH1 for Source 4 Press the F3 menu selec...

Page 84: ...User s Manual of OWON Colour Digital Storage Oscilloscope 82 Fig 72 Wave Form Obtained from Video Field Trigger ...

Page 85: ...t z Make the signal acquisition operation again 3 The measured voltage amplitude value is 10 times greater or smaller than the actual value Check whether the channel attenuation coefficient and the attenuation ration of the probe used in practical application is match 4 There is wave form displayed but it is not stable z Check whether the Source item in the TRIG MODE menu is in conformity with the...

Page 86: ...te the Self calibration procedure All specification standards can be fulfilled except one s marked with the word Typical Characteristic Instruction Bandwidth 25MHz PDS5022S 40MHz PDS6042S 60MHz PDS6062S PDS6062T PDS7062T 100MHz PDS7102T Channel 2 1 External Mode Normal Peak detect Averaging Acquisition Sample rate real time 100MS s PDS5022S 250MS s PDS6042S PDS6062S PDS6062T 500MS s PDS7062T PDS71...

Page 87: ...uracy 100ppm Interval T accuracy DC 100MHz Single 1 interval time 100ppm reading 0 6ns Average 16 1 interval time 100ppm reading 0 4ns A D converter 8 bits resolution 2 Channels simultaneously Sensitivity 5mV div 5V div at input Displacement 10div 5mV div 5V div PDS5022S 50V 500mV 5V 2V 5mV 200mV PDS6042S PDS6062S PDS6062T PDS7062T PDS7102T Single bandwidth Full bandwidth Low Frequency 5Hz at inpu...

Page 88: ...ield synchronization Odd field Even field Any line Edge trigger Sensitivity Ajustable 0 2div 1 0div Coupling DC AC LF Rjc HF Rjc Internal 6 div from the screen center EXT 600mV Trigger level range EXT 5 3V Internal 0 3div EXT 40mV 6 of Set Value Trigger level Accuracy typical EXT 5 200mV 6 of Set Value Horizontal Trigger displacement Pre trigger 655 div Post trigger 4 div Trigger Holdoff range 100...

Page 89: ...nel Cymometer z When the triggering mode is alternating triggering it is a two channel cymometer z When the triggering mode is video triggering the cymometer will not work Cursor V and T between cursors Automatic Peak to peak value average value root mean square value frequency period Vmax Vmin Vtop Vbase Vamp Overshoot Preshoot RiseTime Fall Time Width Width Duty Duty DelayA B and DelayA B Wavefo...

Page 90: ...ak to peak value 1MΩ Frequency typical 1KHz square wave Power Supply 100 240 VACRMS 50 60Hz CAT II Consumption 15W Fuse 1A T class 250V Battery Optional Environment Temperature Working temperature 0 40 Storage temperature 20 60 Relative Humidity 90 Height Operating 3 000 m Non operating 15 000 m Cooling Method Natural convection Mechanical Specifications Model PDS5022S PDS6042S PDS6062S PDS6062T P...

Page 91: ...ensitivity offset and trigger parameters Let the instrument to warm up for at least 30 minutes before performing self calibration You should perform self calibration according to the following recommendations Every 12 months or after 2000 hours of operation If the ambient temperature is 10 C from the calibration temperature If you want to maximize the measurement accuracy After experiencing abnorm...

Page 92: ...leaning Check the probe and instrument regularly according to their operating state Clean the external surface of the instrument following the steps what shown as below 1 Please wipe the dust from the instrument and probe surface with a soft cloth Do not make any scuffing on the transparent LCD protection screen when clean the LCD screen 2 Clean the instrument with a wet soft cloth not dripping wa...

Page 93: ... battery power indication show on the top of panel when oscilloscope power supplied by the battery and imply for different power consumption and when shows it means the power can only supply for 5 minutes maximum Note To avoid superheat of battery during charging the environment temperature is not allowed to exceed the permissible value given in technical specification Replacing the Lithium Batter...

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