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Operating Manual for UTD2000/3000

probe compensation

signal output

vertical control

horizontal control

Operation

controls

multi-purpose

knob controller

common

trigger control

EXT TRIG INPUT

analog signal input

interface

inch front panel of UNI-T

Содержание UTD2025C

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Страница 2: ...e the instrument correctly please read this Operating Manual carefully and especially its Safety Notice before use Afer reading it you are suggested to keep the manual properly Please keep it with the instrument together or place it in an accessible location for future use ...

Страница 3: ...e state Reliable grounding of products The product is grounded by ground conductor of power supply Ground conductor must be connected to earth to avoid electric shock Please guarantee correct grounding before connecting input output terminal of the product Correct connection of oscillograph probe Earth wire of probe is the same to earth potential Please do not connect earth wire to high voltage Re...

Страница 4: ...nector or element after power supply Operation is not allowed if there is any doubt for product trouble Please consult qualified maintenance personnel to inspect the product if there is any trouble doubt It has to maintain appropriate ventilation It is not allowed to operate in wet locations It is not allowed to operate in combustible and explosive environment It has to keep product surface clean ...

Страница 5: ... product and other properties Warning Warning statement means the conditions and behaviors that may endanger lives Note Notice statement means the conditions and behaviors that may cause other property damage Protective ground terminal Ground terminal for chassis Ground terminal for testing Caution Refer to manual High voltage Safety Terms and Symbols Product symbol Following symbols may be shown ...

Страница 6: ...raph easily and provide installation guidelines Chapter 2 Instrument Setup Operation methods of OPERATING MANUAL FOR UTD2000 3000 digital storage oscillograph Chapter 3 Application example Examples to solve various measurement problems Chapter 4 System Prompt and Troubleshooting Chapter 5 Appendix Technical Indicators Appendix B Fittings of OPERATING MANUAL FOR UTD2000 3000 series digital storage ...

Страница 7: ...UTD2 CE UTD3042CE 042 UTD2 CE UTD3062CE 062 UTD2 CE UTD3082CE 082 UTD2 CE UTD3102CE 102 UTD2 CE UTD3152CE 152 UTD2202CE UTD3202CE UTD2025CL UTD2052CL UTD2052CEX UTD2102CEX 25MHz 40MHz 60MHz 80MHz 100MHz 150MHz 200MHz 40MHz 60MHz 80MHz 100MHz 150MHz 200MHz 25MHz 50MHz 50MHz 100MHz 250MS s 500MS s 500MS s 500MS s 500MS s 500MS s 500MS s 1GS s 1GS s 1GS s 1GS s 1GS s 1GS s 1GS s 1GS s 250MS s 500MS s...

Страница 8: ...l measurement tasks quickly besides easy usage Quicker signals can be observed by UTD2000 3000 series digital storage oscillograph by real time sampling of 500MS s or 1GS s and equivalent sampling of 25GS s or 50GS s It can capture and analyze waveform easily by powerful trigger and analysis capacity Users can also observe and analyze signal problems quickly and clearly by clear LCD display and ma...

Страница 9: ... calculation functions including for waveform Edge video pulse width and ALT TRIG functions Multi language menu display Fittings of UTD2000 3000 series digital storage oscillograph 2 probes of 1 2m 1 1 10 1 please refer to manual of probe Fittings of probe details so as to meet EN61010 031 2008 standard 1 power wire to meet national standards 1 Operating Manual 1 Product Warranty USB connecting wi...

Страница 10: ...al System General Safety Overview Preface Setup of Vertical System Setup of Horizontal System Setup of Trigger System General Inspection Function Inspection Probe Compensation AutomaticSetup of Waveform Display Chapter 1 User Guideline 5 5 8 9 9 11 14 15 16 27 31 Operating Manual for UTD2000 3000 Contents Chapter 2 Instrument Setup 1 ...

Страница 11: ...ment of Simple Signals Example 2 Delay Observation of Sine Signals by Circuit Example 3 Capture of Single Signal Example 4 Reduction of Random Noise for Signals Example 5 Application Cursor Measurement Example 6 Application of X Y Function Example 7 Trigger of Video Signals 48 50 55 60 68 70 72 72 73 75 76 78 79 81 44 Operating Manual for UTD2000 3000 Item Setup of Sampling System ...

Страница 12: ...Appendix B Fittings of UTD2000 3000 Series Digital Storage Oscillograph Appendix C Maintenance and Cleaning Maintenance Example 10 Usage of Storage Function Chapter 4 System Prompt and Troubleshooting Chapter 5 Technical Indicators Example 8 Pass Fail Detection Example 9 88 89 91 91 104 105 83 84 85 88 Operating Manual for UTD2000 3000 ...

Страница 13: ...h The chapter is to show execution of following steps General inspection 5 keys in a row in the right side of display panel are menu operation keys They are defined as F1 to F5 keys from top to bottom You can also set different options for current menu by them Other keys are function keys You can enter into different function menus or gain specific function application directly by them 㧦 Elementar...

Страница 14: ...0 3000 2 5 7 inch front panel of UNI T probe compensation signal output vertical control horizontal control Operation controls multi purpose knob controller common menu trigger control EXT TRIG INPUT analog signal input interface ...

Страница 15: ...00 3000 3 probe compensation signal output vertical control horizontal control Operation controls multi purpose knob controller common menu trigger control EXT TRIG INPUT analog signal input interface 7 inch front panel of UNI T ...

Страница 16: ...ral scale line vertical scale coefficient of display channel display setup of main time base waveform display window Menu varies with different function keys mark of channel 2 display of trigger status mark of channel 1 Interface display diagram of digital storage oscillograph i e UTD2000L series ...

Страница 17: ...entire machine and contact UNI T distributor or local agent for damaged appearance abnormal operation or failing to pass performance test Please pay attention to packages and report to transportation department and UNI T distributor if machine damage is caused by transportation 1 Connect the power supply You can supply power to the machine and voltage is AC 100V to AC 240V Frequency is 45Hz to 440...

Страница 18: ...1 5 connect probe of digital storage oscillograph to CH1 input terminal and set attenuation ratio switch on probe to 10 Á Figure 1 5 Setup of attenuation ratio switch on probe 㧙 ķˊ Operating Manual for UTD2000 3000 6 Figure 1 4 power switch function button F1 MEASURE CURSOR DISPLAY ACQUIRE STORAGE UTILITY MULTIPURPOSE SELECT AUTO CH1 CH2 F2 F3 F4 F5 POSITION SCALE SCALE VOLTS DIV V V m POSITION SE...

Страница 19: ... press Figure 1 6 Setup of deflection coefficient of probe on digital storage oscillograph F4 key for menu display of 10 Connect probe and grounding clip to corresponding connection ends then press AUTO button As shown in Figure 1 7 square wave 1kHz about 3V and peak value can be displayed within several seconds It has to inspect CH2 by the same method then press OFF function button so as to power...

Страница 20: ...nd to signal output connector 2 of probe compensator then connect grounding clip to earth wire connector of probe compensator It also has to power on CH1 and press AUTO 3 Adjust variable capacitance on the probe by screwdriver of non metallic handle for waveform display of insufficient compensation or excessive compensation shown in above figure until correct compensation for waveform display on t...

Страница 21: ... measured signals to signal input channel 2 Press AUTO button so that digital storage oscillograph can set vertical deflection coefficient scanning time base and trigger mode automatically They can be adjusted again after careful observation and automatic setup so that waveform display can realize the best effect As shown in the following figure there are a series of keys and knobs in vertical con...

Страница 22: ...ity conveniently Vertical position of double analog channels shall be restored to short cut key of zero pointnamely SET TO ZERO The key is to return vertical displacement horizontal displacement hold off position to zero point or middle point Of which UTD2000L 2000EX series will trigger electric level Return to 50 of position 2 Alter vertical setup and observe alternation of status information You...

Страница 23: ...s twice to close corresponding channels for UTD2000L 2000EX oscillograph As shown in following figure there is 1 key and 2 knobs in horizontal control area Please be familiar with setup of horizontal time base gradually as follows Elementary understanding of horizontal system Horizontal control panel of 5 7 inch Horizontal control panel of 7 inch Figure 1 10 Horizontal control area on the panel 㧙 ...

Страница 24: ...age oscillograph due to different models γ 㨪㧙㧙 50 2 5 2 Use horizontal POSITION knob to adjust horizontal position of signals in waveform window To use horizontal POSITION knob to control trigger displacement of signals Horizontal movement of waveform with knob can be observed when rotating horizontal POSITION knob for application for trigger displacement 3 Please press MENU button for 5 7 inch ...

Страница 25: ...ual trigger point by comparing with middle point of storage instrument Users can move trigger horizontally by rotating horizontal POSITION knob Hold off It refers to interval to start up trigger circuit again Hold off time can be set by rotating multi purpose knob controller As shown in Figure 1 there is 1 knob and 3 or 2 keys in control area of trigger menu Please be familiar with setup of trigge...

Страница 26: ...ge trigger n trigger signal amplitude i 4 To press FORCE button To produce 1 trigger signal forcefully for mainly application for normal and single trigger mode Operating Manual for UTD2000 3000 14 They can press F2 key to select trigger source to CH1 They can press F3 key to set gradient of edge type to ascending They can press F4 key to set trigger mode to automatic They can also press F5 key to...

Страница 27: ...on and methods The chapter is mainly to introduce following themes Set trigger systems of TRIGGER LEVEL MENU 50 and FORCE Set sampling mode of ACQUIRE It is suggested to read the chapter carefully to know many measurement functions for UTD2000 3000 and system operation method 㧦 Ƶ Ƶ Ƶ Ƶ Ƶ Ƶ Ƶ Ƶ Ƶ Ƶ Set vertical systems of CH1 CH2 MATH REF OFF VERTICAL POSITION and VERTICAL SCALE Set horizontal syst...

Страница 28: ...gnals by AC and DC components of input signals Grounding Bandwidth limit ON OFF To limit band width to 20MHz so as to reduce display noise Full band width Volt grid Coarse tuning To set vertical deflection coefficient for coarse tuning by 1 2 5 system To refine within setup scope of coarse tuning for fine tuning so as to improve vertical resolution Fine tuning Probe To select one value according t...

Страница 29: ...ponents of measured signals of CH1 channel Waveform display is also shown in following figure Figure 2 2 Synchronous display of DC and AC components of signal Press F1 to select grounding and set channels to grounding mode DC and AC components contained by measured signals will be obstructed Waveform display is shown in following figure displayed on the screen Setup of channel coupling㧦 17 Operati...

Страница 30: ...of channel bandwidth limit㧦 Input one sine signal of about 40MHz for CH1 as an example It has to press CH1 to open CH1 channel then press F2 to set bandwidth limit to OFF Channel band width is full band width to pass through high frequency components contained by measured signal Waveform display is also shown in following figure Figure 2 Waveform display when closing bandwidth limit 㧙4 Bandwidth s...

Страница 31: ... menu of channel to coordinate with attenuation coefficient setup of probe Probe coefficient in channel menu shall be set to 10 if probe attenuation coefficient is 10 1 It has to analogize to guarantee correct voltage Volt grid gears of vertical deflection coefficient can be divided into coarse tuning and fine tuning Please refer to following figure for setup and vertical gear when using 10 1 prob...

Страница 32: ... fine tuning so as to realize uninterrupted and continuous adjustment of vertical deflection coefficient within all vertical gears 5 20 Setup of fine tuning Figure 2 Coarse tuning and fine tuning of vertical deflection coefficient 㧙7 It is to show overturning degree of phase location of displayed signals Please refer to Figure 2 for waveform without reverse phase Please refer to Figure 2 for wavef...

Страница 33: ...nnel 㧙 I Realization of mathematical calculation function Mathematical calculation functions are to show as well as FFT calculation results for CH1 and CH2 channel waveform Menu is shown as follows h Reverse phase of waveform Mathematical calculation Figure 2 Mathematical calculation 㧙10 ...

Страница 34: ...DC power Analyze vibration 22 Function Menu Setup Description Type Math h r Information source CH1 CH2 To set information source 1 as Ch1 channel waveform To set information source 1 as Ch2 channel waveform Information source 1 Information source 2 Information source 1 Information source 2 Information source 1 Information source 2 Information source 1 Information source 2 Ø r Operator Information ...

Страница 35: ...duce random noise and aliasing frequency component of repeated or single pulse event Operating Manual for UTD2000 3000 23 Function Setup Description Type FFT FFT mathematical calculation Information source CH1 CH2 To set CH1 and CH2 as calculation waveform Window Hamming Blackman Rectangle Set Hanning window function Set Hamming window function Set Blackman window function Set Rectangle window fun...

Страница 36: ...application of window function Form 2 4 24 FFT window Characteristics The most appropriate measurement content Rectangle The best frequency and the poorest amplitude resolution to be basically similar to circumstances without window Transient or short impulse with basically equivalent signal level Sine with equivalent amplitude with similar frequency Wide band random noise of wave spectrum with sl...

Страница 37: ... menu key on the front panel for 5 7 screen oscillograph Please press STORAGE key and enter into the second page to select call out for 7 inch oscillograph namely UTD2000L 2000EX series 2 Please press RefA RefA reference option and select information source then select its position by rotating multi purpose knob in upper part of front panel 1 10 or 1 20 can be selected for the position Press call ...

Страница 38: ...internal storage position Please plug in U disk and press F2 to select USB magnetic disk for external storage instrument Please refer to STORAGE menu for waveform storage Operating Manual for UTD2000 3000 26 Function menu Setup Description Storage position 1 20 a 1 20 a refer to positions of 20 groups of waveform respectively There are 200 groups of waveform positions for storage to USB Storage po...

Страница 39: ...tion To adjust horizontal position of channel waveform including mathematical calculation Resolution of such control key varies according to time base Horizontal scale To adjust main time base namely s div Window width can vary with delay scanning time base by rotating horizontal scale knob when opening extension time base Please refer to introduction to extension time base for details As shown in...

Страница 40: ...d X axle refers to time quantum under this mode X axle refers to CH1 voltage and Y axle refers to CH2 voltage under this mode Slow scanning mode Instrument will enter into slow scanning sampling mode when setting horizontal time base control to 100ms div or less It is suggested to set channel coupling to DC when observing low frequency signal by applying for slow scanning mode s div Time base cont...

Страница 41: ...horizontal extension in originally selected waveform area is shown in lower part As shown in above figure please pay attention that resolution increases for extension time base by comparing with main time base Waveform displayed by the entire lower party corresponds to area selected for upper part so users can rotate horizontal SCALE knob to reduce selected area and increase extension time base na...

Страница 42: ... rate vertical gear of channels and time base gear under X Y mode Default sampling rate is 100MS s under X Y mode In general sampling rate can reduce to gain excellent Lissajou s figure Following functions do not effect during X Y display Automatic testing mode Cursor measurement mode Reference or mathematical calculation waveform View window extension function Trigger control Ƶ Ƶ Ƶ Ƶ Ƶ 30 Figure ...

Страница 43: ... map waveform in the right side of trigger point Trigger control area of operation panel of digital storage oscillograph includes trigger level adjustment knob and trigger menu key of TRIG MENU 5 7 inch oscillograph will set 50 of trigger level in vertical middle point of signal and realize UTD2000L 2000EX by press SET TO ZERO key It has to press forced trigger key of FORCE Trigger level Trigger l...

Страница 44: ...ain set trigger conditions Video trigger Carry out field or line trigger for standard video signals UTD2025CL UTD2000EXseriesis no such function ALT TRIG It is appropriate to trigger signal without frequency relevance Various kinds of trigger menus are also shown as follows Edge trigger Edge trigger mode is to trigger threshold value of input signal edge That is to trigger in ascending descending ...

Страница 45: ...nd Descend Ascend descend Set ascending edge trigger for signal Set descending edge trigger for signal Set ascending descending edge trigger of signal Trigger mode Automatic Normal Single Set waveform acquisition without detecting trigger conditions Set waveform acquisition after meeting trigger conditions Set sampling of a waveform and shutdown after detecting once trigger Trigger coupling AC DC ...

Страница 46: ...ce To set CH2 as trigger signal of information source To set EXT TRIG INPUT channel as trigger signal of information source To divide outer trigger source by 5 to expand outer trigger level scope To set municipal power for trigger ALT TRIG of CH1 and CH2 signals Pulse width conditions More than Less than Equal to To trigger when pulse width exceeds set value To trigger when pulse width is less tha...

Страница 47: ... line on the screen without trigger signal input It will convert to trigger scanning automatically when producing trigger signal To produce trigger scanning if any trigger signal is produced To produce once trigger then stop during trigger signal input Trigger coupling DC AC High frequency inhibition High frequency inhibitionTo pass through AC DC components of trigger signal To obstruct DC compone...

Страница 48: ... To set CH2 as trigger signal of information source To set EXT TRIG INPUT channel as trigger signal of information source To set 5 times of attenuation for outer trigger signal as trigger signal ALT TRIG of CH1 and CH2 signals EXT 5 Alteration Standard PAL NTSC Video signal to be appropriate to PAL system Video signal to be appropriate to NTSC system Synchronization All rows Designated row Odd fie...

Страница 49: ...ld synchronization of synchronization mode Figure 2 14 Video trigger Row synchronization 㧙 Figure 2 15 Video trigger Field synchronization 㧙 ALT TRIG mode ALT TRIGTrigger signal comes from 2 vertical channels during ALT TRIG Such trigger mode can be adopted for synchronous observation of 2 signals without regard to signal frequency Please refer to following figure for trigger alternation waveform ...

Страница 50: ...g Manual for UTD2000 3000 Form 2 11 Trigger alternation menu Function menu Setup Description Type Edge Set trigger mode to edge Trigger source Alternation ALT TRIG of CH1 and CH2 Gradient Ascending Set trigger gradient to ascending edge Trigger mode Automatic Set trigger mode as automatic one Trigger coupling AC Set trigger coupling modeto AC mode Figure 2 Observation of 2 signals with different f...

Страница 51: ... frequency inhibition Low frequencyinhibition Set pass through obstruction of DC components Set pass through of all components Obstruct pass through of high frequency part of signal Only low frequency components can pass through Obstruct pass through of low frequency part of signal Only high frequency components can pass through üü üü üü üü ...

Страница 52: ...on period For instance as shown in Figure 2 17 the first pulse among a group of pulse series shall be triggered to set inhibition time to width of pulse string Please refer to following form for hold off menu Form 2 13 Operating Manual for UTD2000 3000 40 Function menu Setup Description Main time base 1 To open main time base 2 To close view window extension according to main time base after openi...

Страница 53: ...le Term explanations 1 Trigger source To gain trigger from many kinds of information sources namely input channel CH1 CH2 external trigger EXT EXT 5 and municipal power Input channel The most common trigger information source is optional input channel Selected one is used as channel of trigger information source for normal operation regardless of input display External trigger Such trigger informa...

Страница 54: ...nship between lighting equipment and power supply equipment so as to gain stable synchronization 2 Trigger mode It is to determine behavior mode of digital storage oscillograph without trigger event This digital storage oscillograph can also provide 3 triggers namely automatic normal and single trigger modes Ƶ Ƶ Operating Manual for UTD2000 3000 42 Note Without trigger signal is allowed under auto...

Страница 55: ...ing reason can be shown by observation and analysis on pre trigger data after capturing burring during circuit startup Trigger coupling Trigger coupling can determine category of signal component conveyed to trigger circuit Coupling types include DC AC low frequency inhibition and high frequency inhibition Pass through all components of signals under DC mode Ƶ Ƶ Ƶ Ƶ Obstruct DC components with sig...

Страница 56: ... As shown in following figure ACQUIRE in control area is function key of sampling system Figure 2 18 Function key of sampling system User can use ACQUIRE key to pop out sampling setup menu so as to adjust sampling mode by control button shown in the menu 㧙 44 ...

Страница 57: ...verage times Average times 2 256 Set average times for step by multiples of 2 namely 2 4 8 16 32 64 128 and 256 As shown in Figure 2 18 average times can alter by pressing left multi purpose knob Sampling mode Real time Equivalent Set sampling mode to real time sampling mode Set sampling mode to equivalent sampling mode Fast acquisition ON Acquire by higher screen refreshing rate to reflect dynami...

Страница 58: ...veform by adopting 32 times of average mode Figure 2 Waveform without adopting 㧙19 Note Please select real time sampling mode for observation of single signal 2 Please select equivalent sampling mode for observation of high frequency periodic signal 3 Please select peak value detection mode to avoid mixed signal envelope Please select average sampling mode with step of multiples of 2 for average v...

Страница 59: ...l time modes Peak value detection mode Digital storage oscillograph will find out the maximum and minimum input signals within every sampling interval for waveform display by using such values under such obtainment mode It can also obtain and display narrow impulse or they may be omitted for larger noise under such mode Average mode is as follows Digital storage oscillograph may obtain several wav...

Страница 60: ...own in following figure DISPLAY in control area is function key of display system Figure 2 Function key of sampling system Please press DISPLAY button to pop out setup menu shown in following figure Display mode can be adjusted by pressing menu control button 㧙 48 ...

Страница 61: ... input for CH1 and Y input for CH2 Continuous Close 1s 2s 5s Infinite Real time updating of screen waveform To update after keeping waveform data shown in the screen for 1s To update after keeping waveform data shown in the screen for 2s To update after keeping waveform data shown in the screen for 5s To always keep display of original waveform data shown in the screen until this function is inact...

Страница 62: ... in the second page from Section 2 of the chapter after saving waveform Form 2 16 Waveform storage menu the first page 㧦 2 Operating Manual for UTD2000 3000 50 Figure 2 22 Function key storage for sampling system STORAGE key can be used to display storage setup menu You can save oscillograph waveform or setup status to internal storage area or U disk to call out saved waveform by RefA or RefB or c...

Страница 63: ...m from CH1 channel Select waveform from CH2 channel Storage position 1 20 a 1 20 a refer to positions to store 20 groups of waveform There are 200 groups of waveform positions for storage to USB Storage position and quantity vary with machine model Save Save waveform Next page 1 2 Enter into next page Figure 2 23 Waveform storage Figure 2 24 Waveform storage by U disk üü üü ...

Страница 64: ...until plugging in U disk Storage depth Ordinary Long storage To set storage depth to ordinary Callout only can be done in REF area when saving data to U disk To set storage depth to long storage Note This function can not be activated until plugging in U disk Callout can not be done until using loading function of computer communication software or waveform analysis load when saving data to U disk...

Страница 65: ...e menu 53 Operating Manual for UTD2000 3000 Function menu Setup Description Setup To select panel setup menu Setup of storage position 1 20 Operation setup to save 20 groups of panels To select by multi purpose knob in upper part of front panel Position and quantity vary with machine model Save Storage setup Recall Callout setup ...

Страница 66: ...ging in U disk Form 2 19 Bitmap storage menu Operating Manual for UTD2000 3000 Function menu Setup Description Bitmap Select bitmap menu Storage position 1 20 200 bitmap data can be saved by selecting multi purpose knob in upper part of front panel It is 1 to 10 for UTD2000C series Save Save bitmap data üü üü Figure 2 26 Bitmap storage ...

Страница 67: ... page 㧙 55 Operating Manual for UTD2000 3000 Function menu Setup Description Self correction Cancel To carry out self correction To cancel self correction and return to previous page Execution By detection Please refer to Form 2 23 To set waveform Pass Fail Only UTD2000E 3000E UTD2025C 3025C and UTD2025CL have this function Waveform recording Please refer to Form 2 22 Set waveform recording operat...

Страница 68: ...yle The first style The secondstyle The third style The fourth style Set 4 interface styles for digital storage oscillograph Gridding brightness 1 100 Adjust gridding brightness of the screen by multi purpose knob UTD2000C 3000C also has no this function Next page 2 3 Enter into next page Form 2 21 2 the third page üü System information Display information of current oscillograph system Frequency ...

Страница 69: ... playback and display of current playback screen No in lower right corner of screen Playback can be stopped by rotating multi purpose knob controller in upper part of panel However waveform of a certain screen can be selected for repeated playback by continuing to rotate it 3 Press to stop then press for playback of all items ƽ Ƶ Ƶ Stop recording Save 1 200 Save newly recorded waveform for U disk ...

Страница 70: ...gnal source Select MATH as detected signal source Select RefA as detected signal source Select RefB as detected signal source Output conditions Pass Pass Halt Fail Halt Fail Output concurrency prompt when detecting waveform pass Output and pause when detecting waveform pass Output and pause when detecting waveform fail Output concurrency when detecting waveform fail Template setup Refer to Form 2 ...

Страница 71: ...an auxiliary function for operation according to prompt shown in the screen Language selection There are many kinds of languages for UTD2000 3000 series digital storage oscillograph Please press UTILITY menu button and select appropriate language Operating Manual for UTD2000 3000 Form 2 24 Template setup Function menu Setup Description Template output Set horizontal and vertical Pass Fail toleranc...

Страница 72: ...menu firstly The menu includes 5 areas to display measurement value at the same time They correspond to function keys of F1 to F5 respectively Please press corresponding F keys Enter into measurement category selection menu if measurement category shall be selected for any area Measurement category selection menu can be classified into voltage and time kinds Enter into voltage or time measurement ...

Страница 73: ...menu automatically Peak value is displayed in F1 area on the homepage of measurement menu The secondexample Setup of delay measurement Delay measurement function is used for interval between ascending edges of 2 information sources namely interval from ascending edge of the first cycle of a certain information source to that of the first cycle of additional information source Measurement steps are...

Страница 74: ...oltage from waveform top to bottom Middle value Vmid Half of sum of waveform top and bottom voltage Top value Vtop Voltage from flat waveform top to GND ground Bottom value Vbase Voltage from waveform bottom to GND ground Overshoot Ratio of difference of the maximum waveform value and top value and amplitude Preshoot Ratio of difference of the minimum waveform value and bottom value and amplitude ...

Страница 75: ...o pulse width of positive pulse under 50 of amplitude Negative pulse width Width It refers to pulse width of negative pulse under 50 of amplitude Delay ascending edge It refers to delay from ascending edge to ascending edge Delay descending edge It refers to delay from descending edge to descending edge Positive duty cycle Duty It refers to ratio of positive pulse width and cycle Negative duty cyc...

Страница 76: ...tage parameter menu Time kind Enter into time parameter menu All parameters Display close all measurement parameters Form 2 26 Function measurement item Description Return Return to menu shown in Form 2 25 Preshoot Return to parameter measurement display menu and substitute original position parameter after selection Amplitude he same as above Overshoot The same as above Next page 1 4 Page turning...

Страница 77: ...isplay menu and substitute original position parameter after selection Peak value he same as above he same as above Root mean square Next page 2 4 Page turning Form 2 28 Previous page Top value Return to previous page Return to parameter measurement display menu and substitute original position parameter after selection Bottom value The same as above The same as above Middle value Next page 3 4 Pa...

Страница 78: ...rement display menu and substitute original position parameter after selection Return to parameter measurement display menu and substitute original position parameter after selection The minimum value Cycle The same as above The same as above Next page 4 4 Next page 1 3 Return to the first page shown in Form 2 26 Page turning Form 2 29 Form 2 30 üü üü Menu included by time category is shown in For...

Страница 79: ...nu and substitute original position parameter after selection Enter into delay option menu shown in Form 2 32a after selection Cycle Positive duty cycle The same as above Return to parameter measurement display menu and substitute original position parameter after selection Next page 2 3 The first page 3 3 Page turning Return to the first page shown in Form 2 30 Form 2 31 Form 2 32 The same as abo...

Страница 80: ...gure CURSOR in MENU control area is cursor measurement function key Figure 2 29 Function key or cursor of sampling system 68 Operating Manual for UTD2000 3000 Return to parameter measurement display menu and substitute original position parameter after selection Form 2 32a Function Setup Description Channel Channel CH1 CH2 MATH CH1 CH2 MATH Select measured channel üü üü üü üü Enter ...

Страница 81: ...or Movement speed of cursor can also alter according to rotation speed 1 Voltage time measurement mode The first or secondcursor will appear at the same time Cursor position on the screen can be adjusted by multi purpose knob controller User can press SELECT key or multi function knob key to select cursor to adjust Displayed reading is also time or voltage between 2 cursors 2 Tracing mode Horizont...

Страница 82: ... Figure 2 30 Operation stop key As shown in above figure automatic setup is to simplify operation Digital storage oscillograph can adjust vertical deflection coefficient and horizontal time base gear automatically for stable waveform display on the screen according to waveform amplitude and frequency when user presses AUTO key System setup is shown in following form during automatic setup Automati...

Страница 83: ...al storage oscillograph can stop acquisition when displaying Stop in upper part of the screen Operating Manual for UTD2000 3000 71 Function Setup Obtainment mode Sampling Display format Set to YT Horizontal position Automatic adjustment Adjustment according to signal frequency Second grid Trigger coupling AC Hold off The minimum value Trigger level Set to 50 Automatic Trigger mode Trigger source S...

Страница 84: ...t waveform display You can also adjust vertical or horizontal gear on above basis so that waveform display can meet related requirements Automatic measurement of signal voltage and time parameters Digital storage oscillograph can measure most of display signals automatically Please operate according to following steps for measurement of signal frequency and peak value To press MEASURE key to displ...

Страница 85: ...nal input terminal and connect CH2 channel to output terminal Operation steps 1 Signal display of CH1 and CH2 channels To press AUTO button To continue to adjust horizontal or vertical gear so that waveform display can meet your test requirements To press CH1 key to select CH1 then rotate vertical position knob to adjust vertical position of CH waveform To press CH2 key to select CH2 then adjust v...

Страница 86: ...utomatic measurement menu To press F1 key to enter into measurement menu category for selection To press F4 key to enter into time measurement parameter list To press F5 key twice to enter into 3 3 page To press F2 key to select delay measurement To press F1 key to select CH1 then press F2 key to select CH2 then press F5 as enter key You can see delay value from CH1 CH2 delay in F1 area Observatio...

Страница 87: ... in trigger control area to display trigger setup menu To set trigger type to edge trigger source to CH1 gradient to ascend trigger mode of single mode and trigger coupling to AC by using menu operation keys of F1 to F5 respectively under this menu To adjust horizontal time base and vertical gear to appropriate scope To rotate TRIGGER LEVEL knob to adjust appropriate trigger level To press RUN STO...

Страница 88: ...can adjust setup of digital storage oscillograph for overlapping of random noise to tested signal so as to filter or reduce noise and avoid disturbance to ontology signal during measurement Please refer to following figure for waveform Figure 3 4 To reduce random noise of signals Operation steps are as follows 1 As shown in previous example please set attenuation coefficient of probe and CH1 chann...

Страница 89: ...w pass through of low frequency signal component It can be set to inhibit low frequency or high frequency noise respectively to gain stable trigger 4 To reduce display noise by setting sampling modes To adopt average sampling mode to eliminate display of random noise to thinner waveform and facilitate observation measurement if waveform is thickened by overlapping random noise to measured signal S...

Страница 90: ... Please operate according to following steps to measure 1 staircase voltage of staircase signal 1 To press CURSOR key to display cursor measurement menu 2 To press F1 key as menu operation key to set cursor type to voltage 3 To rotate multi purpose knob controller to place the first cursor to 1 staircase of staircase signal 4 To press SELECT or PUSHSELECT to select the cursor then rotate multi pur...

Страница 91: ...l storage oscillograph to circuit to monitor input output signal of circuits Please operate according to following steps to review input output terminal of circuits by way of X Y coordinate diagram 1 To set probe menu attenuation coefficient to 10 and set switch on the probe to 10 2 To connect CH1 probe to network input then connect Ch2 probe to network output 3 To press CH1 and CH2 menu keys and ...

Страница 92: ...between channels Please refer to above figure for definition of A B C and D Therefore phase location difference angle is calculated as follows arcsin A B or arcsin C D Calculated phase location difference angle shall be within Quadrant I or IV namely 0 or if main axle of ellipse is within Quadrant I or III Calculated value is within or if main axle of ellipse is within Quadrant II or IV Additional...

Страница 93: ...isplay for observation of a certain video circuit Please operate according to following steps for trigger in video field 1 To press MENU button in trigger control area to display trigger menu 2 To press F1 key as menu operation key to select video type 3 To press F2 key as menu operation key to set trigger source to CH1 4 To press F3 key as menu operation key to select video standard of PAL Operat...

Страница 94: ... To press MENU button in trigger control area to display trigger area 2 To press F1 key as menu operation key to select video 3 To press F2 key as menu operation key to set trigger source to Ch1 4 To press F3 key as menu operation key to select video standard of PAL 5 To press F4 key as menu operation key to select synchronization to designated row 6 To rotate multi purpose knob controller for tri...

Страница 95: ...3 Template setup To press F4 Enter into template setup menu Template To press F2 and F3 shown in Template menu to set horizontal and vertical tolerance scope by multi function knob namely 1 200Pixel toward horizontal direction and 1 100Pixel toward vertical direction Please press F4 finally Return to Pass Fail menu 4 Setup of output conditions To press F3 to set output conditions shown in Pass Fai...

Страница 96: ... U disk Please press F5 for exit or press F1 to exit procedure updating Document selection interace will appear if there are at least 2 procedure documents in U disk Please press F5 key for confirmation or press F1 to exit procedure updating Please turn to confirmation interface of whether to update it or not then press F5 for updating 4 To wait for updating for prompt of successful updating Pleas...

Страница 97: ...annel vertical and horizontal gears of oscillograph for setup Please press STORAGE key to select torage type of setup by pressing F1 key As shown in following figure it has to select position to save by multi function button then press F3 for saving It can be tested directly during next test after saving setup to reduce re setup process UTD2000C series of oscillograph can save 10 kinds of setup wh...

Страница 98: ...ut plugging in U disk Stored magnetic disk position can be DSO or USB after plugging in U disk Default storage depth shown by F2 is ordinary and saved waveform only can be displayed by oscillograph Storage depth can be selected to long storage to save data for exportation by waveform analysis software when plugging in U disk and selecting magnetic disk position to USB It is allowed to analyze cont...

Страница 99: ...r UTD2000L 2000EX series of oscillograph Figure 3 13 Vertical control panel of 5 7 inch screen As shown in following figure user can press F1 menu key of STORAGE main menu to select storage type of bitmap after plugging in U disk and successful connection of oscillograph User can rotate multi function knob to select saved bitmap No Saved bitmap in U disk with BMP format can be read out by computer...

Страница 100: ...st extent under current status and continued adjustment is not allowed The prompt will display when regulating vertical deflection coefficient switch time base switch X displacement vertical displacement and trigger level to the terminal Successful connection of U disk The prompt will display on the screen after connecting U disk to digital storage oscillograph and correct connection Plug out of U...

Страница 101: ...d to signal connection wire or not normally To check if signal connection wire is connected to BNC namely channel connector or not To check if probe is connected to articles to measure or not normally To check if signals are produced or not for articles to measure Channels with signal and those with any problem can be connected to find out reasons To acquire signals once again 3 Measured voltage a...

Страница 102: ...er level shall be in the middle or trigger mode shall be set to AUTO gear if yes To press AUTO key for automatic setup as above 6 Display speed will reduce after opening average time sampling mode In general speed will reduce normally if average times exceed To reduce average times 7 Staircase waveform display As normal phenomenon horizontal time base can increase under super low horizontal time b...

Страница 103: ...age oscillograph must meet 2 conditions as follows to meet such dimension standards Instrument must operate under regulated operation temperature for more than minutes continuously Be sure to open system function menu and execute self correction procedure if variation scope of operating temperature reaches or exceeds All dimensions shall be guaranteed except dimension with typical pattern Ƶ Ƶ Ā ā ...

Страница 104: ...2CEX UTD2102CEX 500MS s 500MS s 1GS s 1GS s 25GS s 25GS s 50GS s 50GS s Average value N can be selected from 2 4 8 16 32 64 128 and 256 after sampling all channels for N times at the same time Note Real time sampling rate is 250MS s without equivalent sampling for UTD2025C UTD3025C and UTD2025CL Operating Manual for UTD2000 3000 ...

Страница 105: ...machine model of at most 100MHz 1 2 for parallel connection to21 3pF for machine model of 150MHz to 200MHz UTD2000L 2000EX 1 2 for parallel connection to 24 3pF M M M M Probe attenuation coefficient 1 10 100 and 1000 The maximum input voltage 400V DC AC peak value and input impedance of 1M Typical delay between channels 150ps Operating Manual for UTD2000 3000 ...

Страница 106: ... 20ns div 50 div 25MHz Precision of sampling rate and delay time 50ppm for any interval of at least 1ms interval ppm reading ns 50 0 4 2ns div 50s div UTD2052CEX UTD2102CEX 5ns div 50s div UTD2052CL 10ns div 50s div UTD2025CL Single mode 1 sampling interval 50ppm reading 0 6ns 16 average values sampling Measurement precision full band width for interval T Ƹ UTD2000L UTD2000EX Operating Manual for ...

Страница 107: ...V div 20V div in input BNC İ10Hz in BNC div Of which 5div for UTD2202E 3202E 10 20MHz UTD2000C UTD3000C UTD2000E UTD3000E UTD L 2000EX if vertical sensitivity is mV div or mV div if vertical sensitivity is mV div to V div 5 if vertical sensitivity is mV div or mV div if vertical sensitivity is mV div if vertical sensitivity is mV div to V div 2000 4 2 5 3 10 5 1 2 4 5 3 10 20 UTD2000C UTD3000C UTD...

Страница 108: ...v 4 reading 0 1 grid 1mV by selecting 5mV div 3 reading 0 1 grid 1mV by selecting 10mV div to 20V div If vertical displacement is not 0 and N reading vertical displacement reading 1 vertical displacement reading div To add 2mV when setting from 5mV div to 200mV div To add set value by 50mV when setting from 200mV div to 20V div UTD2000L 2000EX Voltage difference between any 2 points on the wavefor...

Страница 109: ...152C ǃ 150MHz 100MHz 100MHz 2 3ns 1 8ns 200MHz UTD2202C UTD3202C ǃ UTD2042CE UTD3042CE ǃ 40MHz 40MHz 8 7ns 5 8ns 60MHz 60MHz UTD2062CE UTD3062CE ǃ UTD2082CE UTD3082CE ǃ 80MHz 80MHz 4 3ns 3 5ns 100MHz 100MHz UTD2102CE UTD3102CE ǃ UTD2152CE UTD3152CE ǃ 150MHz 100MHz 100MHz 2 3ns 1 8ns 200MHz UTD2202CE UTD3202CE ǃ UTD2025CL 25MHz 25MHz 14ns 7ns 50MHz 50MHz UTD2052CL UTD2052CEX 50MHz 50MHz 7ns 3 5ns 1...

Страница 110: ...frequency of input signal is not less than 50Hz Ascend descend ascend descend while UTD2000C has no ascend descen function To be more than less than or equivalent to positive negative pulse width 20ns 10s UTD2025 3025 40ns 25s UTD2000C 3000C UTD2000E 3000E 100ns 1 5s UTD2000L 2000EX 80ns 1 5s Normal mode scanning mode pre trigger delay trigger with adjustable pre trigger depth 5div away from scree...

Страница 111: ... trigger CH2 trigger Note UTD CL and UTD CEX CEX has no EXT function and video trigger function 2052 2052 2102 5 Internal Peak value of 2div 400mV 2V EXT EXT 5 Edge pulse width and video Edge pulse width and video To support standard NTSC and PAL Scope of row quantity is 1 525 NTSC and 1 625 PAL Operating Manual for UTD2000 3000 ...

Страница 112: ... 10 groups of waveform and 10 kinds of setup UTD2000E 3000E UTD2000L 2000EX 20 groups of waveform and 20 kinds of setup Window Sampling point Phase location difference Automatic measurement Mathematical operation Stored waveform FFT Lissajous s figure Voltage difference V between cursors Time difference T between cursors Reciprocal of T T Ƹ Ƹ Ƹ Ƹ Voltage and time of waveform point Hanning Hamming ...

Страница 113: ... 300nit Multilingual selection UTD2000L 2000EX Diagonal with diagonal of 178mm 7 inches UTD2000EX 800 horizontal RGB 480 vertical pixels UTD2000L 400 horizontal RGB 240 vertical pixels Display Display type Display resolution Display color Waveform brightness Typical backlight strength Category of display language Note UTD2000C 3000C series have no function of trigger frequency meter except UTD2025...

Страница 114: ...er voltage Fuse 100 240VACRMS 45 440Hz CAT II To be less than 30VA F1 6AL 250V Fuses of UTD2000 UTD2000E series are on power board in the machine Fuses of UTD3000 UTD3000E series are in power socket Fuses of UTD2000L 2000EX series are on power board in the machine Power consumption Environment Cooling method Humidity scope Altitude Temperature scope Operation ć ć 0 40 Non operation 20 ć ć 60 Force...

Страница 115: ...ntaining package 320mm 150mm 130mm 2 5kg 4 0kg 320mm 150mm 292mm 4 9kg 6 8kg 306mm 147mm 122mm 2 2kg 3 3kg UTD C 2000 UTD E 2000 UTD C 3000 UTD L 2000 UTD E 3000 UTD X 2000 IP protection Adjustment interval Suggested calibration period is 1 year IP2 X Operating Manual for UTD2000 3000 ...

Страница 116: ... power wire to meet national standards 1 Operation Manual 1 Warranty Certificate Communication control software of UTD2000 3000 oscillograph USB connecting wires UTD2000C 3000C 2000E 3000E UT D06 UTD2000L 2000EX UT D05 Optional fittings UTD2000C 2000E series LAN module UT M01 series LAN module UT M05 UTD3000C series GPIB module UT M02 Please order all fittings standard pieces and optional fittings...

Страница 117: ...cording to following steps 1 Please remove floating dust out of instrument and probe by soft cloth Please do not scratch transparent LCD protection screen during cleaning 2 Please power off when cleaning the instrument by wet soft cloth without dripping It can be cleaned by soft detergent or clean water It is not allowed to use any corrosive chemical detergent to avoid damage to instrument or prob...

Страница 118: ...106 The information is subject to changes without prior notice if manual content varies Operating Manual for UTD2000 3000 ...

Страница 119: ...107 ...

Страница 120: ......

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