WICHTIGER HINWEIS digitales speicheroszilloskop IMPORTANT NOTE VERSION 03/12 Digital Storage Oscilloscope VERSION 03/12 BEST.-NR.: 12 24 42 / 12 24 43 / 12 24 44 / 12 24 52 / 12 24 54 / 12 24 55 ITEM NO.
REMARQUE IMPORTANTE Oscilloscope Numérique à Mémoire BELANGRIJKE INFORMATIE VERSION 03/12 Digitaal Geheugenoscilloscoop VERSIE 03/12 Nº DE COMMANDE : 12 24 42 / 12 24 43 / 12 24 44 / 12 24 52 / 12 24 54 / 12 24 55 BESTELNR.
DIGITAL STORAGE OSCILLOSCOPE OPERATING INSTRUCTIONS Item No.
TABLE OF CONTENTS 1. 2. 3. 4.
. Trigger key 1/5 Trigger key 2/5 Trigger key 3/5 Trigger key 4/5 Trigger key 5/5 Utility key 1/10 (Utility #1) Utility key 2/10 (Utility #2) Utility key 3/10 (Utility #3) Utility key 4/10 (Hardcopy - Save All) Utility key 5/10 (Hardcopy - Save Image) Utility key 6/10 (Probe compensation) Utility key 7/10 (Go-NoGo) Utility key 8/10 (Data Logging 1/2) Utility key 9/10 (Data Logging 2/2) Utility key 10/10 (Self CAL Menu) Default Settings Built-in Help MEASUREMENT Basic Measurements Activating a channel Usin
. 4 Edit: NoGo When Edit: Source Edit: NoGo Violation Conditions Edit: Template (boundary) Run Go-NoGo Tests Data Logging Overview Edit: Source Edit: Setup Parameters Run Data logging CONFIGURATION Acquisition Selecting the acquisition mode Real time vs Equivalent time sampling mode Display Selecting vector or dot drawing Accumulating the waveform Adjusting the display contrast Selecting the display grid Horizontal View Moving the waveform position horizontally Selecting the horizontal scale Selecting th
. 8. 9.
10. APPENDIX Fuse Replacement VDO-2000 Series Specifications Model-specific specifications Common specifications Probe Specifications VDO-2052 Probe VDO-2072 Probe VDO-2102 Probe Dimensions 11.
1. INTRODUCTION Dear Customer, In purchasing this Voltcraft® product, you have made a very good decision for which we would like to thank you. Voltcraft® - In the field of measuring, charging and network technology, this name stands for high-quality products which perform superbly and which are created by experts whose concern is continuous innovation.
2. SAFETY INSTRUCTIONS This chapter contains important safety instructions that should be followed when operating and storing the oscilloscope. Read the following before any operation to ensure your safety and to keep the oscilloscope in the best condition. Safety Symbols These safety symbols may appear in this manual or on the oscilloscope. Warning: Identifies conditions or practices that could result in injury or loss of life.
Safety Guidelines General Guideline • Make sure the BNC input voltage does not exceed 300V peak. • Never connect a hazardous live voltage to the ground side of the BNC connectors. It might lead to fire and electric shock. • Do not place heavy objects on the oscilloscope. • Avoid severe impact or rough handling that may damage the oscilloscope. • Avoid discharges of static electricity on or near the oscilloscope. • Use only mating connectors, not bare wires, for the terminals.
Power Supply • AC Input voltage: 100 ~ 240V AC, 47 ~ 63Hz • The power supply voltage should not fluctuate more than 10%. • Connect the protective grounding conductor of the AC power cord to an earth ground. WARNING Fuse • Fuse type: T1A/250V • To ensure fire protection, replace the fuse only with the specified type and rating. • Disconnect the power cord before replacing the fuse. • Make sure the cause of fuse blowout is fixed before replacing the fuse.
(Pollution Degree) EN 61010-1:2001 specifies pollution degrees and their requirements as follows. The oscilloscope falls under degree 2. Pollution refers to “addition of foreign matter, solid, liquid, or gaseous (ionized gases), that may produce a reduction of dielectric strength or surface resistivity”. • Pollution degree 1: No pollution or only dry, non-conductive pollution occurs. The pollution has no influence. • Pollution degree 2: Normally only non-conductive pollution occurs.
Power cord for the United Kingdom When using the oscilloscope in the United Kingdom, make sure the power cord meets the following safety instructions.
3. GETTING STARTED The Getting started chapter introduces the oscilloscope’s main features, appearance, and set up procedure. Main Features Model name Frequency bandwidth Input channels VDO-2052 DC –50MHz (–3dB) 2 VDO-2072 DC – 70MHz (–3dB) 2 VDO-2102 DC – 100MHz (–3dB) 2 Performance • 250MSa /S real-time sampling rate • 25GS/s equivalent-time sampling rate • Up to 10ns peak detection • 2mV~10V vertical scale Features • 5.
Interface • USB 2.
Panel Overview Front Panel LCD display TFT color, 320 x 234 resolution, wide angle view LCD display. Function keys: F1 (top) to F5 (bottom) Variable knob Activates the functions which appear in the left side of the LCD display. VARIABLE Acquire key Acquire Display key Display Cursor key Cursor Increases or decreases values and moves to the next or previous parameter. Runs cursor measurements (page 55).
Utility key Utility Help key Help Configures the Hardcopy function (page 101), shows the system status (page 94), selects the menu language (page 94), runs the self calibration (page 116), configures the probe compensation signal (page 117), and selects the USB host type (page 93). Shows the Help contents on the display (page 44). Autoset key Autoset Automatically configures the horizontal, vertical, and trigger settings according to the input signal (page 46).
Horizontal menu key MENU Horizontal position knob TIME/DIV knob Moves the waveform horizontally (page 78). TIME/DIV Vertical position knob CH1/CH2 key VOLTS/DIV knob Input terminal Selects the horizontal scale (page 78). Moves the waveform vertically (page 82). CH1 VOLTS/DIV CH1 Configures the vertical scale and coupling mode for each channel (page 82). Selects the vertical scale (page 82). Accepts input signals: 1MΩ±2% input impedance, BNC terminal.
Power switch 18 Powers the oscilloscope on or off.
Rear Panel Power cord socket Power cord socket accepts the AC mains, 100 ~ 240V, 50/60Hz. Fuse socket The fuse socket holds the AC main fuse, T1A/250V. For the fuse replacement procedure, see page 122. USB slave port Accepts a type B (slave) male USB connector for remote control of the oscilloscope (page 93). Calibration output Outputs the calibration signal used in vertical scale accuracy calibration (page 116).
Display Waveforms Channel 1: Yellow Channel 2: Blue Trigger status Trig’d A signal is being triggered Trig? Waiting for a trigger condition Auto Updating the input signal regardless of trigger conditions STOP Triggering is stopped For trigger setting details, see page 84. Input signal frequency Updates the input signal frequency (the trigger source signal) in real-time. “< 2Hz” Indicates that the signal frequency is less than the lower frequency limit (2Hz) and thus not accurate.
Setting up the Oscilloscope Background This section describes how to set up the oscilloscope properly including adjusting the handle, connecting a signal, adjusting the scale, and compensating the probe. Before operating the oscilloscope in a new environment, run these steps to make sure the oscilloscope is functionally stable. Procedure 1. Pull both bases of the handle out slightly. 2. Turn to one of the three preset positions. 3. Connect the power cord. 4. Press the power switch.
6. Connect the probe between the Channel1 input terminal and probe compensation signal output (2Vp-p, 1kHz square wave). 7. Set the probe attenuation voltage to x10. 8. Press the Autoset key. A square waveform will appear in the center of the display. For details on Autoset, see page 46. 9. Press the Display key, then Type and select the vector waveform type.
10. Turn the adjustment point on the probe to flatten the square waveform edge. Over Compensation Normal Under Compensation 11. Setting up the oscilloscope is completed. You may continue with the other operations.
4. QUICK REFERENCE This chapter lists the oscilloscope menu tree, operation shortcuts, built-in help coverage, and default factory settings. Use this chapter as a handy reference to access the oscilloscope functions.
Select acquisition mode Acquire Normal ~ Peak-Detect Select average number Average Normal Average 2/ 4/ 8/ 16/ 32/ 64/ 128/ 256 Turn Delay on/off Peak Detect Sample Rate 500MS/s CH1/CH2 key Turn channel on/off CH 1 CH 1/2 Select coupling mode Coupling Coupling Invert Off On/ Off BW Limit Off On/ Off Probe x1 x1/ x10/ x100 Invert waveform Invert Turn bandwidth limit on/off BW Limit Select probe attenuation ↔ Probe 25
Cursor key 1/2 Cursor Turn cursor on/off Cursor Move X1 cursor Source CH1 CH1/ 2/ MATH VAR Move X2 cursor X1 123.4us 212.0mV X2 22.9us 0.000V X1X2 23.6us 11.9Hz 212.0mV X X1 X2 VAR Move both X1 and X2 cursor X1X2 VAR Switch to Y cursor X↔Y Y Cursor key 2/2 Cursor Turn cursor on/off Cursor Source CH1 Y1 VAR Y1 123.4mV Move Y2 cursor Y2 12.9mV Move both Y1 and Y2 cursor Y1Y2 10.
Display key Select waveform type Display Type Type Vectors/ Dots Vectors Accumulate Off On/ Off Refresh Waveform accumulate On/Off Accumulate Refresh accumulation Refresh Set display contrast Contrast Contrast VAR Select display grid Full Autoset key Autoset Automatically find the signal and set the scale Autoset Hardcopy key Hardcopy See Utility key (page 38) Help key Help Turn help mode on/off Help 27
Horizontal menu key MENU Select main (default) display Main Select window mode Main Window TIME/DIV Zoom in window mode Window Window Zoom Window Zoom Select window roll mode Roll Roll Select XY mode XY XY Math key 1/2 (+/-) MATH Math on/off Math Operation CH1+CH2 CH1+CH2 CH1-CH2 FFT Select math operation type (+/–/FFT) Operation Set result position Position VAR Math result Volt/Div Position 0.
Math key 2/2 (FFT) MATH Math on/off Math Operation FFT Source CH1 Window Hanning Position 0.
Measure key Measure Measure Vpp 1:204mV 2: 300mV Vavg 1: 1.93mV 2: 28.0mV Frequency 1: 1.000kHz 2: 3.003kHz Voltage (Voltage/ Time) Vpp Duty Cycle 1: 50.01% 2: 49.88% Rise Time 1. 76.20us 2. 70.
Save/Recall key 1/9 Save/Recall Save/Recall To Save Setup Save Setup Default Setup To Save Waveform Save Waveform Recall Setup Recall Waveform Display Refs.
Save/Recall key 3/9 Recall Waveform Select other menu Recall Waveform Source Memory Destination Recall Waveform Memory/USB Ref A/B Recall File Utilities Select waveform source Source VAR Select waveform destination Destination VAR Recall waveform (USB only) To File Utilities Recall Go to USB file utilities File Utilities Save/Recall key 4/9 Display Refs. Select other menu Display Refs. Display Refs. 32 Ref.A Off On/ Off Ref.B Off On/ Off Turn ref. waveform A on/off Ref.A Turn ref.
Save/Recall key 5/9 Save Setup Select other menu Save Setup Save Setup Select destination Destination Destination Memory Memory/USB Save File Utilities VAR Save setup Save Go to USB file utilities (USB only) To File Utilities File Utilities Save/Recall key 6/9 Save Waveform Select other menu Save Waveform Source Destination Memory Save File Utilities Save Waveform CH1/2/Math Ref A/B Memory(W1~W15) USB Refs (Ref A, Ref B) Select source Source VAR Select destination Destination VAR Save wav
Save/Recall key 7/9 Save Image Select other menu Save Image Ink Saver Off Save Image Turn on/off ink saver On/Off Save image Destination USB Save Go to USB file utilities Save File Utilities 34 Ink Saver (USB only) To File Utilities File Utilities
Save/Recall key 8/9 Save All Select other menu Save All Save All Ink Saver Off Turn on/off ink saver On / Off Select destination Destination USB Destination Save File Utilities Ink Saver VAR Save all (USB only) To File Utilities Save Go to USB file utilities File Utilities Save/Recall key 9/9 File Utilities Select Entcr Character New Folder Back Space Select file / folder VAR Create or rename folder/file New Folder/Rename VAR Rename Select Enter character / Backspace / Save / Previous m
Trigger key 1/5 Trigger Type MENU Type Edge Select Trigger type Source CH1 Type Slope / Coupling Mode Auto Trigger key 2/5 Video Trigger Select video trigger type Save Video Source CH1 Standard NTSC Polarity Line Type Select trigger source CH1/2 Source NTSC/SECAM/PAL / Field1/Field2/Line Select video standard Standard Select video polarity Polarity Select video field/line Line 36 VAR
Trigger key 3/5 Edge Trigger Select edge trigger type Type Edge Source CH1 Edge CH1/2/Ext/Line Select trigger source Source Go to slope/coupling menu (page 38) Slope / Coupling Mode Auto To Slope / Coupling Slope/Coupling Select trigger mode Mode Auto / Normal Trigger key 4/5 Pulse Trigger Select pulse trigger type Type Pules Type Source CH1 CH1/2/Ext/Line When < 20.
Trigger key 5/5 Coupling/Slope Select trigger slope type Slope / Slope Select trigger coupling mode Coupling AC AC/DC Rejection Off LF/HF/Off Noise Rej Off On/Off Coupling Select frequency rejection Rejection Turn noise rejection on/off Noise Rej Previous Menu Go back to previous menu Previous Menu Utility key 1/10 (Utility #1) Utility Go to hardcopy menu Hardcopy Hardcopy Menu To Hardcopy menu ProbeComp Menu To Probe Comp menu Language English English/ Chinese(T) etc System Info.
Utility key 2/10 (Utility #2) Utility Go-NoGo Menu Go to the Go-NoGo menu To Go-NoGo Menu No Go When Data logging Menu Go-NoGo Set the NoGo conditions to inside /outside To Data Logging menu limits No Go When Go to the Data Logging Menu Data Logging Go to the next Utility menu More To Utility #3 menu More 39
Utility key 3/10 (Utility #3) Calibration Enter self calibration Self CAL Menu To Self CAL menu More To Utility #1 menu Self CAL Go to the first Utility menu More Utility key 4/10 (Hardcopy - Save All) Hardcopy Function Save All SaveImage/ SaveAll Ink Saver Off On/Off Select Hardcopy function Function Turn on/off Ink saver Ink Saver Go to previous menu Previous Menu Previous Menu Utility key 5/10 (Hardcopy - Save Image) Hardcopy - Save Image Select Hardcopy function Function Function Save
Utility key 6/10 (Probe compensation) Probe compensation Select probe compensation signal Wave Type Frequency 1K Duty Cycle 50% / ( only) 1k ~ 100k ( only) 5% ~ 95% Default 1kHz Wave Type Set frequency for square wave Frequency VAR Set duty cycle for square wave Duty Cycle VAR Go to previous menu Previous Menu Previous Menu Utility key 7/10 (Go-NoGo) Edit Template Max Source W01 Tolerance 0.
Utility key 8/10 (Data Logging 1/2) Data logging Data logging Off Source CH1 Turn Data Logging On/Off On/Off CH1/CH2 Data logging Set the logging source Source Setup To the Edit menu File Utilities (USB only) To File Utilities Go to the File Utilities menu Previous Menu To previous menu Go back to previous menu Go to the Data Logging Edit menu Setup File Utilities Previous Menu Utility key 9/10 (Data Logging 2/2) Edit Save Waveform Interval 2 secs Duration 5 mins Save the logs as waveform dat
Default Settings Here are the factory installed panel settings which appear when pressing the Save/Recall key — Default Setup. Save/Recall Default Setup Acquisition Mode: Normal Channel Scale: 2V/Div Invert: Off Coupling: DC Probe attenuation voltage: x1 BW limit: Off Channel 1 & 2: On Cursor Source: CH1 Cursor: Off Display Type: Vectors Accumulate: Off Grid: Full Horizontal Scale: 2.
Built-in Help The Help key shows the contents of the built-in help support. When you press a function key, its descriptions appear in the display. Applicable keys Acquire Display Utility Cursor Measure Save/Recall Help Autoset Hardcopy Run/Stop (Vertical) CH 1 Help (Horizontal) MATH CH 2 (Trigger) MENU MENU SINGLE FORCE Procedure 44 1. Press the Help key. The display changes to the Help mode. Help 2. Press a functional key to access its help contents.
5. MEASUREMENT The Measurement chapter describes how to properly observe a signal using the oscilloscope’s basic functions, and how to observe a signal in a detailed manner using some of the advanced functions such as: Automatic measurements, cursor measurements, and math operations. Basic Measurements This section describes the basic operations required in capturing and viewing an input signal. For more detailed operations, see the following chapters.
Channel 1 off Channel 1 on Channel indicator Channel icon De-activating a channel To de-activate the channel, press the Channel key twice (once if the channel menu is already selected). Using Autoset Background Procedure viewing conditions, in the following way. • Selecting the horizontal scale • Positioning the waveform horizontally • Selecting the vertical scale • Positioning the waveform vertically • Selecting the trigger source channel • Activating the channels 1.
Before Autoset After Auoset Undo Autoset Undo option Undoing the Autoset To undo the Autoset, press Undo (available for a few seconds). Adjusting the trigger level If the waveform is still unstable, try adjusting the trigger level up or down by using the Trigger Level knob. Limitation Autoset does not work in the following situation.
Trigger Run mode Waveform operation Trigger Stop mode Waveforms can be moved or scaled in both the Run and Stop mode. For details, see page 78 (Horizontal position/scale) and page 82 (Vertical position/scale). Changing the horizontal position and scale Setting the horizontal position The horizontal position knob moves the waveform left or right. The position indicator moves along with the waveform and the distance from the center point is displayed as the offset in the upper side of the display.
Selecting the horizontal scale To select the timebase (scale), turn the TIME/DIV knob; left (slow) or right (fast). Range TIME/DIV 1ns/Div ~ 10s/Div, 1-2.5-5 increment Horizontal scale: 50us/div Horizontal scale: 250us/div Changing the vertical position and scale Set vertical position To move the waveform up or down, turn the vertical position knob for each channel. As the waveform moves, the vertical position of the cursor appears at the bottom left corner of the display.
Using the probe compensation signal Background This section introduces how to use the probe compensation signal for general usage, in case the DUT signal is not available or to get a second signal for comparison. For probe compensation details, see page 117. Note: The frequency accuracy and duty factor are not guaranteed. Therefore the signal should not be used for reference purposes. Waveform type Square waveform used for probe compensation. 1k ~ 100kHz, 5% ~ 95%.
4. Press Wave type repeatedly to select the wave type. Wave Type 5. (For only) To change the frequency, press Frequency and use the Variable knob. Frequency 1K Range 1kHz ~ 100kHz 6. (For only) To change the duty cycle, press Duty Cycle and use the Variable knob. Range Probe compensation 5% ~ 95% VARIABLE Duty Cycle 50% VARIABLE For probe compensation details, see page 117.
Automatic Measurements The automatic measurement function measures input signal attributes and updates them in the display. Up to 5 automatic measurement items can be updated at any one time on the side menus. All automatic measurement types can be displayed on screen if necessary.
Time measurement items Vhi Global high voltage. Vlo Global low voltage. Vavg Averaged voltage of the first cycle. Vrms RMS (root mean square) voltage. ROVShoot Rise overshoot voltage. FOVShoot Fall overshoot voltage. RPREShoot Rise preshoot voltage. FPREShoot Fall preshoot voltage. Freq Frequency of the waveform. Period Waveform cycle time (=1/Freq). Risetime Rising time of the pulse (~90%). Falltime Falling time of the pulse (~10%). +Width Positive pulse width.
Automatically measuring the input signals Viewing the measurement result 1. Press the Measure key. Measure 2. The measurement results appear on the menu bar, constantly updated. 5 measurement slots (F1 to F5) can be customized. Selecting a measurement item 3. Press F3 repeatedly to select the measurement type: Voltage or Time. 4. Use the Variable knob to select the measurement item. 5. 54 selection and to go back to the measurement results view.
Cursor Measurements Cursor line, horizontal or vertical, shows the precise position of the input waveforms or the math operation results. The horizontal cursor can track time, voltage and frequency, whilst the vertical cursor can track voltage. Using the horizontal cursors Procedure 1. Press the Cursor key. The cursors appear in the display. Cursor 2. Press X↔Y to select the horizontal (X1&X2) cursor. X↔Y 3. Press Source repeatedly to select the source channel. Range CH1, 2, MATH Source 1 CH1 4.
To move the right cursor, press X2 and then use the Variable knob. To move both cursors at once, press X1X2 and then use the Variable knob. Remove cursors Press Cursor to remove the onscreen cursors. X2 22.9us 0.000V X1X2 23.6us 11.9Hz 212.0mV Cursor Using the vertical cursors Procedure 1. Press the Cursor key. 2. Press X↔Y to select the vertical (Y1&Y2) cursor. 3. Press Source repeatedly to select the source channel. Range CH1, 2, MATH Cursor X↔Y Source CH1 4.
To move both cursors at once, press Y1Y2 and then use the Variable knob. Remove cursors Press Cursor to remove the onscreen cursors. Y1Y2 10.
Math Operations The Math operations can add, subtract, or perform FFT on the input waveforms. The resulted waveform can be measured using the cursors, and saved or recalled just like normal input signals. Overview Addition (+) Adds the amplitude of CH1 & CH2 signals. Subtraction (–) Extracts the amplitude difference between CH1 & CH2. FFT Performs a FFT calculation on a signal. Four types of FFT windows are available: Hanning, Flattop, Rectangular, and Blackman.
Adding or subtracting signals Procedure 1. Activate both CH1 and CH2. CH1 CH2 2. Press the Math key. 3. Press Operation repeatedly to select addition (+) or subtraction (–). 4. The math measurement result appears in the display. 5. To move the math result vertically, use the Variable knob. The position will be displayed in Position. MATH Operation CH1+CH2 Unit/Div 2V Position 0.00 Div VARIABLE 6. To clear the math result from the display, press the Math key again.
4. Press Window repeatedly to select the FFT window type. Window Hanning 5. The FFT result appears. The horizontal scale changes from time to frequency, and the vertical scale from voltage to dB. 6. To move the FFT waveform vertically, press Position and use the Variable knob.. Position 0.00 Div VARIABLE Range –12.00 Div ~ +12.00 Div 7. To select the vertical scale of FFT waveform, press Unit/Div repeatedly. Unit/Div 1dB Range 1, 2, 5, 10, 20 dB/Div 8.
Go No-Go Testing Overview Background Settings Go-NoGo testing checks if a waveform conforms to a user-specified maximum and minimum boundary (template). The testing can be set to stop or continue each time the template has or has not been violated by the input waveform. Item Default Details NoGo criteria: When inside or outside the boundary Inside Page 62 Source Channel 1 Page 62 Test continue or stop when NoGo occurs Stop Page 63 Boundary (template) – selects Auto (0.
Edit: NoGo When Procedure 1. Press the Utility key. Utility 2. Press the More key. More 3. Press No Go When repeatedly to select the NoGo conditions. No Go When NoGo when the waveform is inside the boundary (template) NoGo when the waveform is outside of the boundary (template) Edit: Source Procedure 1. Press the Utility key. Utility 2. Press the More key. More 3. Press the Go-NoGo Menu key. Go - NoGo Menu 4. Press Source repeatedly to select the source channel (CH1 or CH2).
Edit: NoGo Violation Conditions Procedure 1. Press the Utility key. Utility 2. Press the More key. More 3. Press the Go-NoGo Menu key. Go - NoGo Menu 4. Press Violating repeatedly to select the NoGo conditions. Violating Stop Stop Stops the test when the NoGo conditions have been met. Continue The tests continue even when the NoGo conditions have been met. Edit: Template (boundary) Background The NoGo template sets the upper and lower amplitude boundary.
Disadvantage: The waveforms (templates) have to be stored internally prior to this selection. Auto Creates the upper and lower boundary (template) from the source signal, not from an internally stored waveform. Advantage: No need to store the waveforms prior to this selection. Disadvantage: The template shape is proportional to the source signal. The distance (allowance) between the source signal and the upper and lower template is the same. Max/Min 1. The template is based on the source signal.
7. Press Source and use the Variable knob to select the waveform template. Source W01 VARIABLE Max Waveform A: Ref A, W01~W15 Min Waveform B: Ref B, W01~W15 8. Press Position and use the Variable knob to set the waveform amplitude. Source W01 VARIABLE 9. Repeat steps 5-7 for the other template setting (Max or Min). 10. When both Max and Min templates have been configured, press Save & Create to save the templates.
Auto 1. The template is based on the source signal. Ensure the source signal appears on the display. 2. Press the Utility key. Utility 3. Press the More key. More 4. Press the Go-NoGo Menu key. Go - NoGo Menu 5. Press the Template Edit key. Template Edit 6. Press Template repeatedly to select the Auto template. Template Auto 7. Press Source and use the Variable knob to select the template source. Source CH1, CH2 Source CH1 VARIABLE 8.
9. When the Auto template has been configured, press Save & Create to save the template. Save & Create Auto template Tolerance Source waveform Run Go-NoGo Tests Procedure 1. Press the Utility key. Utility 2. Press the More key. More 3. Press the Go-NoGo Menu key. Go - NoGo Menu Ensure the source signal and boundary templates appear on the screen.
4. Press Go-NoGo. The test starts and stops according to the conditions set on page 62, 63. To stop the test that has already started, press Go-NoGo again. 5. The test results appear in the Ratio softkey. The numerator denotes the total number of failed tests. The denominator denotes the total number of tests. Numerator Denominator Go-NoGo On Ratio: 2 BMP 9 BMP Number of “failed“ tests. Total number of tests.
Edit: Source Procedure 1. Press the Utility key. Utility 2. Press the More key. More 3. Press the Data logging Menu key. 4. Press Source repeatedly to select the source channel (CH1 or CH2). Data logging Menu Source W01 Edit: Setup Parameters Background The logging function must set the type of data that will be logged (waveform/ image), the capture interval time and the duration of the data logging. Procedure 1. Press the Utility key. Utility 2. Press the More key. More 3.
5. Press Save repeatedly to log data or screen images. Save Waveform 6. Press Interval and use the Variable knob to select the interval time. Interval 2 mins VARIABLE Interval time 2 secs~ 2min (duration = 5 min) 2 secs~ 5 min (duration 5~ 30 min) 2 secs~ 30 min (duration 30+ min) 7. Press Duration and use the Variable knob to set the duration time. Duration 5 mins VARIABLE Duration 5 mins ~ 100 hours 8. Press Previous menu to return to the Data logging menu. Data logging is now ready to begin.
Run Data logging Background Ensure the data source (page 69) and data logging setup has been set (page 69). Procedure 1. Insert a USB flash drive into the USB front panel port. 2. Press the Utility key. Utility 3. Press the More key. More 4. Press the Data logging Menu key. 5. Press Data logging to turn data logging On. Data/image files start logging to the USB flash drive automatically. To stop the Data logging, press the Data logging key again.
6. CONFIGURATION The Configuration chapter describes how to configure panel settings to make measurements and observations suited to the application needs. Acquisition The acquisition process samples the analog input signals and converts them into digital format for internal processing. You may select the normal, average, or peak detect acquisition mode. Selecting the acquisition mode Procedure 1. Press the Acquire key. 2. Select the acquisition mode between Normal, Average and Peak Detect.
Average Multiple data is averaged to form a waveform. This mode is useful for drawing a noise-free waveform. To select the number, press Average repeatedly. Average number: 2, 4, 8, 16, 32, 64, 128, 256 Peak detect To activate the Peak detect mode, press Peak-Detect. Only the minimum and maximum value pairs for each acquisition interval (bucket) are used. This mode is useful for catching abnormal glitches in a signal. Peak detect 1.
7. Press Normal. Normal 8. Press Peak-Detect and see that a spike noise is captured. Example The peak detect mode reveals the occasional glitch.
Real time vs Equivalent time sampling mode Background The oscilloscope automatically switches between two sampling modes, Real-time and Equivalenttime, according to the number of active channels and sampling rate. Real-time sampling One sampled data is used to reconstruct a single waveform. Short-time events might get lost if the sampling rate gets too high. This mode is used when the sampling rate is relatively low (250MSa/s or lower).
Display The Display section describes how to configure the display settings: drawing type, waveform accumulation, contrast adjustment, and grid settings. Selecting vector or dot drawing Procedure 1. Press the Display key. Display 2. Press Type repeatedly to select the waveform drawing. Types Type Vectors Dots Only the sampled dots are displayed. Vectors The sampled dots are connected by lines.
Example Accumulation off Accumulation on Adjusting the display contrast Procedure 1. Press the Display key. 2. Press Contrast. Display Contrast Turn the Variable knob left to lower the contrast (dark display) or right to raise the contrast (bright display). VARIABLE Selecting the display grid Procedure 1. Press the Display key. 2. Press the grid icon repeatedly to select the grid. Parameters Display Full Shows the full grid. Shows the outer frame and X/Y axis. Shows only the outer frame.
Horizontal View The Horizontal view section describes how to configure the horizontal scale, position, waveform update mode, window zoom, and X-Y mode. Moving the waveform position horizontally Procedure The horizontal position knob moves the waveform left or right. The position indicator at the top of the display shows the center and current position.
Selecting the waveform update mode Background The display update mode is switched automatically or manually according to the horizontal scale. Main mode Updates the whole displayed waveform at once. The main mode is automatically selected when the horizontal scale (timebase) is fast. Horizontal scale ≤100ms/div Trigger All modes available Roll mode Updates and moves the waveform gradually from the right side of the display to the left.
Zooming the waveform horizontally Procedure/ range 1. Press the Horizontal Menu key. MENU 2. Press Window. Window 3. Use the horizontal position knob to move the zoom range sideways, and TIME/DIV knob to change the zoom range width. TIME/DIV The width of the bar in the middle of the display is the actual zoomed area. Zoom range 1ns ~ 25s 4. Press Window Zoom zoomed.
Viewing waveforms in the X-Y mode Background The X-Y mode compares the voltage of Channel 1 and Channel 2 waveforms in a single display. This mode is useful for observing the phase relationship between the two waveforms. Procedure 1. Connect the signals to Channel 1 (X-axis) and Channel 2 (Y-axis). 2. Make sure both Channel 1 and 2 are activated. CH1 3. Press the Horizontal key. MENU 4. Press XY. The display shows two waveforms in X-Y format; Channel 1 as X-axis, Channel 2 as Y-axis.
Vertical View (Channel) The Vertical view section describes how to set the vertical scale, position, bandwidth limitation, coupling mode, and attenuation. Moving the waveform position vertically Procedure To move the waveform up or down, turn the vertical position knob for each channel. Selecting the vertical scale Procedure To change the vertical scale, turn the VOLTS/ DIV knob; left (down) or right (up). Range 2mV/Div ~ 10V/Div, 1-2-5 increments VOLTS/DIV Selecting the coupling mode Procedure 1.
AC coupling mode. Only the AC portion of the signal appears on the display. This mode is useful for observing AC waveforms mixed with DC signal. Inverting the waveform vertically Procedure 1. Press the Channel key. CH1 2. Press Invert. The waveform becomes inverted (upside down) and the Channel indicator in the display shows a down arrow.
2. Press BW Limit to turn on or off the limitation. When turned on, the BW indicator appears next to the Channel indicator in the display. Example BW Limit Off BW Limit Off BW Limit On Selecting the probe attenuation level Background A signal probe has an attenuation switch to lower the original DUT signal level to the oscilloscope input range, if necessary.
Trigger The Trigger function configures the conditions by which the oscilloscope captures the incoming signals. Trigger type Edge Triggers when the signal crosses an amplitude threshold in either positive or negative slope. Video Extracts a sync pulse from a video format signal and triggers on a specific line or field. Pulse Triggers when the pulse width of the signal matches the trigger settings.
The Auto trigger status appears in the upper right corner of the display. Single The oscilloscope acquires the input signals once when a trigger event occurs, then stops acquiring. SINGLE Pressing the Single key again will repeat the process. The Single trigger status appears in the upper right corner of the display.
Trigger slope Triggers on the rising edge. Triggers on the falling edge. Trigger coupling AC DC Triggers only on AC component. Triggers on AC + DC component. Frequency rejection LF HF Puts a high-pass filter and rejects the frequency below 50kHz. Puts a low-pass filter and rejects the frequency above 50kHz. Noise rejection Rejects noise signals. Trigger level LEVEL Using the trigger level knob moves the trigger point up or down. Configuring the edge trigger Procedure 1.
5. Press Slope/coupling to enter into the trigger slope and coupling selection menu. 6. Press Slope repeatedly to select the trigger slope, rising or falling edge. Range Rising edge, falling edge 7. Press Coupling repeatedly to select the trigger coupling, DC or AC. Range DC, AC 8. Press Rejection to select the frequency rejection mode. Range LF, HF, Off 9. Press Noise Rej to turn the noise rejection on or off. Range On, Off 10. Press Previous menu to go back to the previous menu.
Configuring the video trigger Procedure 1. Press the Trigger menu key. 2. Press Type repeatedly to select video trigger. The video trigger indicator appears at the bottom of the display. MENU Type Video 3. Press Source repeatedly to select the trigger source channel. Range Channel 1, 2, Source 4. Press Standard repeatedly to select the video standard. Range NTSC, PAL, SECAM Standard 5. Press Polarity repeatedly to select the video signal polarity.
Configuring the pulse width trigger Procedure 1. Press the Trigger menu key. 2. Press Type repeatedly to select pulse width trigger. The pulse width trigger indicator appears at the bottom of the display. 3. Press Source repeatedly to select the trigger source. Range Channel 1, 2, Ext 4. Press Mode repeatedly to select the trigger mode, Auto or Normal. To select the Single trigger mode, press the Single key. Range Auto, Normal 5. Press When repeatedly to select the pulse condition.
7. Press Slope repeatedly to select the trigger slope, which also appears at the bottom of the display. Range Rising edge, falling edge 8. Press Coupling repeatedly to select the trigger coupling. Range DC, AC 9. Press Rejection to select the frequency rejection mode. Range LF, HF, Off 10. Press Noise Rej to turn the noise rejection on or off. Range On, Off 11. Press Previous menu to go back to the previous menu.
To acquire the To acquire the input signal regardless of the trigger signal regarless condition, press the Force key. of trigger The oscilloscope captures the signals once. conditions FORCE In the Single trigger mode SINGLE 92 Press the Single key to start waiting for the trigger condition. To break out of the Single mode, press the Run/Stop key. The trigger mode changes to the Normal mode.
Rear Panel USB Port Interface The Remote control interface section describes how to set up the USB interface for PC connection. The details of remote control commands are described in the VDO-2000 Series Programming Manual. USB connection PC end Procedure Type A, host VDO-2000 Series end Type B, slave Speed 1.1/2.0 (full speed) 1. Connect the USB cable to the USB slave port on the VDO-2000 Series. 2. When the PC asks for the USB driver, select dso_vdo.
System Settings The system settings show the oscilloscope’s system information and allow changing the language. Viewing the system information Procedure 1. Press the Utility key. Utility 2. Press System Info. The upper half of the display shows the following information. • Manufacturer • Model • Serial number • Firmware version • Web address 3. Press any other key to go back to the waveform display mode.
Procedure 1. Press the Utility key. 2. Press Language repeatedly to select the language.
7. SAVE/RECALL The save function allows saving display images, waveform data, and panel settings into the oscilloscope’s internal memory or to the front panel USB port. The recall function allows recalling the default factory settings, waveform data, and panel settings from the oscilloscope’s internal memory or from USB. File Structures Three types of file are available: display image, waveform file, and panel settings. Display image file format Format xxxx.
External USB Flash drive A USB flash drive (FAT or FAT32 format) can hold practically an unlimited number of waveforms. Ref A, B Two reference waveforms are used as a buffer to recall a waveform in the display. You have to save a waveform into internal memory or to USB, then copy the waveform into the reference waveform slot (A or B), and then recall the reference waveform into the display. Waveform data One division includes 25 points of format horizontal and vertical data.
Setup file format Format xxxx.set (proprietary format) A setup file saves or recalls the following settings.
Using the USB file utilities Background When a USB flash drive is inserted into the oscilloscope, file utilities (file deletion, folder creation and file/folder renaming) are available from the front panel. Procedure 1. Insert a USB flash drive into the front panel USB port. 2. Press the Save/Recall key. Select any save or recall function. For example USB Destination in the Save image function. Save/Recall (Example) Save Image Destination USB 3. Press File Utilities.
Creating a new folder / renaming a file or folder 1. Move the cursor to the file or folder location and press New Folder or Rename. The file/ folder name and the character map will appear on the display. 2. Use the Variable knob to move the pointer to the characters. Press Enter Character to add a character or Back Space to delete a character. New Folder Rename VARIABLE Enter Character Back Space 3. When editing is completed, press Save. The new/renamed file or folder will be saved.
Quick Save (HardCopy) Background The Hardcopy key works as a shortcut to save display images, Hardcopy waveform data, and panel settings onto a USB flash drive card. The Hardcopy key can be configured into two types of operations: save image and save all (image, waveform, setup). Using the Save/Recall key can also save files with more options. For details, see page 103. Functionalities Save image (*.bmp) Save all Procedure Save/Recall Saves the current display image into a USB flash drive.
5. To invert the color in the display image, press Ink Saver. This turns Ink Saver on or off. 6. Press the Hardcopy key. The file or folder will be saved to the root directory of the USB flash drive.
Save This section describes how to save data using the Save/Recall menu. File type/source/destination Item Source Destination Panel setup (xxxx.set) • Panel settings • Internal memory: S1 ~ S15 • External memory: USB Waveform data • Channel 1, 2 • Math operation result (xxxx.csv) • Reference waveform A, B • Internal memory: W1 ~ W15 • Reference waveform A, B • External memory: USB Display image (xxxx.bmp) • Display image • External memory: USB Save All • Display image (xxxx.
Saving the panel settings Procedure 1. (For saving to USB flash drive) Insert the USB flash drive into the front panel USB port. 2. Press the Save/Recall key twice to access the Save menu. 3. Press Save Setup. 4. Press Destination repeatedly to select the saved location. Use the Variable knob to change the internal memory location (S1 ~ S15). Save Setup Destination Memory VARIABLE Memory Internal memory, S1 ~ S15 USB USB, no practical limitation for the amount of file.
File utilities To edit the USB drive contents (create/ delete/ rename files and folders), press File Utilities. For details, see page 99. File Utilities Saving the waveform Procedure 1. (For saving to USB flash drive) Insert the USB flash drive into the front panel USB port. 2. Press the Save/Recall key twice to access the Save menu. 3. Press Save Waveform. 4. Press Source. Use the Variable knob to select the source signal.
Memory Internal memory, W1 ~ W15 USB Save to the USB flash drive with a 4k waveform memory length. Ref Internal reference waveform, A/B 6. Press Save to confirm saving. When completed, a message appears at the bottom of the display. Note File utilities Save The file will not be saved if the power is turned off or the USB flash drive is removed from the USB port. To edit the USB drive contents (create/ delete/ rename files and folders), press File Utilities. For details, see page 99.
4. Press Ink Saver repeatedly to invert the background color (on) or not (off). Note: Destination is set as USB. This cannot be changed. 5. Press Save to confirm saving. When completed, a message appears at the bottom of the display. Note File utilities Ink Saver Off Destination USB Save The file will not be saved if the power is turned off or the USB flash drive is removed before completion. To edit the USB drive contents (create/ delete/ rename files and folders), press File Utilities.
Saving all (panel settings, display image, waveform) Procedure 1. (For saving to USB flash drive) Insert the USB flash drive into the front panel USB port. 2. Press the Save/Recall key twice to access the Save menu. 3. Press Save All. The following information will be saved. Save/Recall Save/Recall Save All Setup file (Axxxx.set) Two types of setups are saved: the current panel setting and the last internally saved settings (one of S1 ~ S15). Display image (Axxxx.
6. Press Save to confirm saving. When completed, a message appears at the bottom of the display. Note Save The file will not be saved if the power is turned off or the USB flash drive is removed from the USB port. It takes approximately 1 min to save a 2M waveform to the USB drive in fast mode. Detailed mode may take over 10 times longer depending on the speed of the USB flash drive. 7.
Recall File type/source/destination Item Source Destination Default panel setup • Factory installed setting Current front panel Reference waveform • Internal memory: A, B Current front panel Panel setup (DSxxxx.set) • Internal memory: S1 ~ S15 Current front panel • External memory: USB flash drive Reference waveform Waveform data • Internal memory: W1 ~ W15 • External memory: USB flash drive A, B (DSxxxx.
Recalling the default panel settings Procedure 1. Press the Save/Recall key. Save/Recall 2. Press Default Setup. The factory installed setting will be recalled. Default Setup Setting contents The following is the default panel setting contents. Acquisition Mode: Normal Channel Coupling: DC Invert: Off Probe attenuation: x1 BW limit: Off Cursor Source: CH1 Horizontal: None Vertical: None Display Type: Vectors Accumulate: Off Graticule: Horizontal Scale: 2.
Recalling a reference waveform to the display Procedure The reference waveform must be stored in advance. See page 105 for details. 1. Press the Save/Recall key. 2. Press Display Refs. The reference waveform display menu appears. 3. Select the reference waveform, Ref A or Ref B, and press it. The waveform appears on the display and the period and amplitude of the waveform appears in the menu. Save/Recall Display Refs. Ref.A Off ↓ Ref.A On 1V 2.5ms 4.
3. Press Recall Setup. Recall Setup 4. Press Source repeatedly to select the file source, internal or external memory. Use the Variable knob to change the memory. Memory USB File utilities VARIABLE Internal memory, S1 ~ S15 USB flash drive, DSXXXX.SET. The setup file(s) must be placed in the root directory to be recognized. 5. Press Recall to confirm recalling. When completed, a message appears at the bottom of the display.
3. Press Recall Waveform. The display shows the available source and destination options. Recall Waveform 4. Press Source repeatedly toselect the file source, internal memory or USB. Use the Variable knob to change the memory location (W1 ~ W15)/DSXXXX.CSV. Memory VARIABLE Memory Internal memory, W1 ~ W15 USB USB flash drive, DSXXXX.CSV. The waveform file(s) must be placed in the root directory to be loaded. 5. Press Destination. Use the Variable knob to select the memory location.
File utilities To edit the USB drive contents (create/ delete/ rename files and folders), press File Utilities. For details, see page 99.
8. MAINTENANCE Two types of maintenance operations are available: calibrating the vertical resolution, and compensating the probe. Run these operations when using the oscilloscope in a new environment. Vertical Resolution Calibration Procedure 1. Press the Utility key. Utility 2. Press the More key twice. More x2 3. Press Self Cal Menu. Self CAL Menu 4. Press Vertical. The message “Set CAL to CH1, then press F5” appears at the bottom of the display. 5.
7. The Channel1 calibration will complete in less than 5 minutes. 8. When finished, connect the calibration signal to the Channel 2 input and repeat the procedure. Ch1 calibration 1/3 Done!! 9. When the calibration is complete the display will go back to the previous state. Probe Compensation Procedure 1. Connect the probe between the Channel1 input and the probe compensation output (2Vp-p, 1kHz square wave) on the front panel. Set the probe voltage attenuation to x10. 2. Press the Utility key. 3.
4. Press Wavetype repeatedly to select the standard square wave. Wave Type 5. Press the Autoset key. The compensation signal will appear in the display. 6. Press the Display key, then Type to select the vector waveform. Autoset Dispaly Type Vectors 7. Turn the adjustment point on the probe until the signal edge becomes sharp.
9. FAQ • The input signal does not appear in the display. • I want to remove some contents from the display. • The waveform does not update (frozen). • The probe waveform is distorted. • Autoset does not catch the signal well. • Autoset function cannot catch signals under 30mV or 30Hz. Please use the manual operation. See page 46 for details. • I want to clean up the cluttered panel settings. • The accuracy does not match the specifications. The input signal does not appear in the display.
The waveform does not update (frozen). Press the Run/Stop key to unfreeze the waveform. See page 47 for details. For trigger setting details, see page 84. If this does not help, press the CH key. If the signal still does not appear, press the Autoset key. The probe waveform is distorted. You might need to compensate the probe. For details, see page 117.
The accuracy does not match the specifications. Make sure the device is powered on for at least 30 minutes, within +20°C~+30°C. This is necessary to stabilize the unit to match the specification.
10. APPENDIX Fuse Replacement Procedure 1. Remove the power cord and remove the fuse socket using a minus driver. 2. Replace the fuse in the holder.
VDO-2000 Series Specifications The specifications apply when the oscilloscope is powered on for at least 30 minutes under +20°C~+30°C. Model-specific specifications VDO-2052 Bandwidth (–3dB) DC coupling: DC ~ 50MHz AC coupling: 10Hz ~ 50MHz Bandwidth Limit 20MHz (–3dB) Trigger Sensitivity 0.5div or 5mV (DC ~ 25MHz) 1.5div or 15mV (25MHz~50MHz) VDO-2072 External Trigger ~ 50mV (DC~25MHz) Sensitivity ~ 100mV (25MHz~50MHz) Rise Time < 14ns approx.
Common specifications Vertical Sensitivity Accuracy Bandwidth Rise Time Input Coupling Input Impedance Polarity Maximum Input Math Operation Offset Range Modes Accuracy Pre-Trigger Post-Trigger 2mV/div~10V/Div (1-2-5 increments) ± (3% x |Readout|+0.1div + 1mV) See model-specific specifications See model-specific specifications AC, DC, Ground 1MΩ±2%, ~15pF Normal, Invert 300V (DC+AC peak), CAT II +, –, FFT 2mV/div~50mV/div: ±0.
Cursors and Measurement Voltage Time Cursors Auto Counter Control Panel Function Autoset Display LCD Resolution (dots) Graticule Display Contrast USB Slave Connector Interface Probe Compensation Signal Power Source Operation Environment Storage Environment Dimensions Weight Save/Recall USB Host connector Frequency range Vpp, Vamp, Vavg, Vrms, Vhi, Vlo, Vmax, Vmin, Rise Preshoot/ Overshoot, Fall Preshoot/ Overshoot Freq, Period, Rise Time, Fall Time, + Width, – Width, Duty Cycle Voltage difference
Probe Specifications VDO-2052 Probe Applicable model & probe Position x 10 Attenuation Ratio Bandwidth Input Resistance Input Capacitance Maximum Input Voltage Position x 1 Attenuation Ratio Bandwidth Input Resistance Input Capacitance Maximum Input Voltage Operating Cond. Temperature Relative Humidity EN6010-1 CAT II Safety Standard VDO-2052, GTP-050A-4 10:1 DC ~ 50MHz 10MΩ when used with 1MΩ input 17pF approx.
VDO-2102 Probe Applicable model & probe Position x 10 Attenuation Ratio Bandwidth Input Resistance Input Capacitance Maximum Input Voltage Position x 1 Attenuation Ratio Bandwidth Input Resistance Input Capacitance Maximum Input Voltage Operating Cond. Temperature Relative Humidity EN6010-1 CAT II Safety Standard VDO-2102, GTP-100A-4 10:1 DC ~ 100MHz 10MΩ when used with 1MΩ input 17pF approx.
Dimensions 11. DISPOSAL In order to preserve, protect and improve the quality of environment, protect human health and utilise natural resources prudently and rationally, the user should return unserviceable product to relevant facilities in accordance with statutory regulations. The crossed-out wheeled bin indicates the product needs to be disposed separately and not as municipal waste.
129
130
131
Impressum Diese Bedienungsanleitung ist eine Publikation von Voltcraft®, Lindenweg 15, D-92242 Hirschau, Tel.-Nr. 0180/586 582 7 (www.voltcraft.de). elektronischen Datenverarbeitungsanlagen, bedürfen der schriftlichen Genehmigung des Herausgebers. Nachdruck, auch auszugsweise, verboten. Diese Bedienungsanleitung entspricht dem technischen Stand bei Drucklegung. Änderung in Technik und Ausstattung vorbehalten. © Copyright 2011 by Voltcraft®.
