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THS 710 & THS 720 TekScope™ User Manual

1. Diag System ran HAU ANNA ne SCOPE or UTILITY System Diag Loop Once Always Until Fail OK Run Test OK Display Log Key Points Starting Diagnostics To execute the built in diagnostic routines disconnect all cables probes or leads from the oscilloscope and DMM inputs and then press the OK Run Test button Stopping Diagnostics Choose how you want the diagnostic routines to execute m Loop Once runs all diagnostic routines one time and then stops Loop Always runs the diagnostic routines continuously Press HOLD and then CLEAR MENU to resume normal operation Loop Until Fail runs the diagnostic routines until the TekScope instrument fails a test or until you cycle the power Error Log The error log contains summary data gathered over the life of the TekScope instrument and descriptions of the last 100 errors encountered The last error in the list is the most recent Press the rocker to display subsequent pages of the error log THS 710 amp THS 720 User Manual VERTICAL Controls VERTICAL Controls You can use the vertical controls to display waveforms adjust vertical scale and position and set input parameters Ss VERTICAL VOLTS DIV POSITION WAVEFORM REF B OFF Vertical Operations in Scope Mode All vertical operations affect the selected waveform Press the CH 1 CH 2 MATH REF A or REF B button to select that waveform To remove a wavef
2. MILIN UI METER To MILUIMUFI Tau aaa p Fy Score CS T TOGGLE P You can use the DMM data logger to record measurements over an extended period of time Set the full scale range to 400 V using the VOLTS DIV rocker Adjust the SEC DIV rocker so that the data logger horizontal scale is one day per division Meter measurements which occur at a rate of approximately ten per second are captured over an eight day period of time Going Further Use the cursors to determine when a power disturbance occurred to within the nearest 24 minutes METER in HAU 414 MILIINUFI MTLIHNUHI MAUAINA TOGGLE g Set cursor Move either cursor to the location of the power disturbance Read the relative time in the cursor readout for example 52 h Calculate the absolute time and date of the disturbance using the current time and this measurement THS 710 amp THS 720 User Manual 2 35 Application Examples Triggering on a Video Field The image quality is poor on a video monitor in a closed circuit security system that operates at a 15 kHz scan rate Set up the TekScope instrument to display and trigger on field 1 of the video waveform coming into the monitor 7 5 Q terminator Incoming video signal 2
3. Banana cables D 20 THS 710 amp THS 720 User Manual Appendix D Performance Verification 4 Set the AC voltage source output frequency to 500 Hz 5 For each range set the AC voltage source output to the level listed below and then compare the meter reading to the accuracy limits Range Output Level Accuracy Limits 400 mV 352 3 mV to 367 7 mV 4V 0 583 V to 0 617 V 4V 3 523 V to 3 677 V 40 V 35 23 V to 36 77 V 400 V 352 3 V to 367 7 V 640 V 559 V to 593 V 6 Set the AC voltage source output level to 0 V This completes the performance verification procedure THS 710 amp THS 720 User Manual D 21 Appendix D Performance Verification D 22 THS 710 amp THS 720 User Manual Se Appendix E General Care and Cleaning General Care A Protect the TekScope instrument from adverse weather conditions The instrument is not waterproof Do not store or leave the instrument where the LCD display will be exposed to direct sunlight for long periods of time CAUTION To avoid damage to the TekScope instrument do not expose it to sprays liquids or solvents Cleaning Inspect the TekScope instrument as often as operating conditions require To clean the instrument exterior perform the following steps 1 Remove loose dust on the outside of the instrument with a lint free cloth Use care to avoid scratching the clear plastic display filter 2 Use a soft cloth or paper
4. 1 Trigger on the video field that contains the line you want to display see the Triggering on a Video Field application example 2 Display the delayed time base Set the delay time value to the time from the start of the field to the start of the line of interest Refer to page 3 22 for information about using the delayed time base 3 Adjust the delayed time base SEC DIV to display the video line of interest THS 710 amp THS 720 User Manual 2 39 Application Examples 2 40 THS 710 amp THS 720 User Manual EAA Reference Ee a Introduction to Reference This chapter contains detailed information about the operation of the THS 710 and THS 720 TekScope instruments The topics in this chapter are arranged alphabetically by button name Reference Topic Page Acquire 3 3 Autorange 3 8 Cursor 3 11 Display 3 13 Hard copy 3 17 Hold 3 19 Horizontal controls 3 20 Measure 3 24 Meter mode 3 31 Save Recall 3 37 Scope mode 3 40 Trigger controls 3 46 Utility 3 53 Vertical controls 3 59 THS 710 amp THS 720 User Manual 3 1 Introduction to Reference 3 2 THS 710 amp THS 720 User Manual ACQUIRE ACQUIRE Press the ACQUIRE button to set acquisition parameters indepen dently for scope mode and meter mode Acquire Menu in Scope Mode MLINU um SCOPE ACQUIRE Mode Sample Peak Detect Envelope Average Stop After HOLD Button Only Single Acquisition Sequence Force T
5. VOLTS DIV Rocker Use the VOLTS DIV rocker to set the meter range and control the vertical scale of the data logger plot If you change the vertical scale while the data logger is running you will cause a vertical discontinuity old data is not rescaled to match the current setting However if you change the vertical scale while the HOLD function is active the entire waveform is scaled to match the current setting SEC DIV Rocker Use the SEC DIV rocker to control the scroll speed of the data logger plot When you change the scroll speed existing data in the data logger plot is erased THS 710 amp THS 720 User Manual 3 35 METER Mode Bar Graph The rapid update rate of the bar graph simulates an analog meter movement The bar graph is displayed just to the right of the data logger display and uses the vertical axis of the data logger display as its scale The bar graph extends from zero or the RelA baseline value to the current meter measurement It tracks the meter measurement rate and updates about ten times per second In addition the bar graph contains two hollow segments that represent the current values of the Min and Max statistics c Max Statistic proecter Se A ep Nese lt Current meter reading lt Reference level c lt Min statistic For More Information Many of the other sections in this chapter contain additional information about meter mode menus and operation Please
6. m Replaces all waveforms oscilloscope and data logger in all reference memories with zero sample values m Replaces the current front panel setup and all stored setups with the factory setup m Calculates the checksums of all waveform memory and setup memory locations to verify successful completion of waveform and setup erasure m Displays a confirmation or warning message if the checksum calculation is successful or unsuccessful 3 54 THS 710 amp THS 720 User Manual UTILITY RS 232 System SCOPE or UTILITY RS 232 Flagging Hard Flagging Soft Ls Misc Parity Set RS 232 Parameters to Defaults Key Points RS 232 Troubleshooting If you are having RS 232 communication difficulties try the following remedies m Verify that the RS 232 cable is connected to the correct port on your computer or hard copy device m Reset the RS 232 parameters to defaults and then set the baud rate to match the computer or hard copy device The default settings except baud rate are standard on most computers and hard copy devices THS 710 amp THS 720 User Manual 3 55 UTILITY Misc System ae MILUMUFII TAUTIA A oe Em SCOPE or UTILITY METER Backlight Time Out Key Points Power Off Time Out Use this feature to automatically turn off the TekScope instrument if it is not being used Use the rocker to set the power off time out delay from o
7. 50 us div 200 ns 30 s div YT Full 50 Vectors On 500 ms Appendix B Factory Setup B 2 Control DMM function DMM mode autorange DMM mode scope on off Edge trigger coupling Edge trigger level Edge trigger slope Edge trigger source Horizontal main trigger position Horizontal Mag Horizontal time base Main time base time div Math waveform function Measure High Low Setup Saved setups Saved waveforms Scope DMM mode Scope mode autorange Scope mode meter on off Trigger holdoff Trigger mode Trigger type Vertical bandwidth all channels Vertical coupling all channels Vertical position all channels Vertical volts div all channels Changed by Factory Setup to DC volts Off Off DC 0 0 V Rising Channel 1 50 Off Main only 500 us div CH1 CH2 Histogram No change No change Scope mode Off On Minimum 495 ns Auto Edge Full DC 0 div 100 mV div THS 710 amp THS 720 User Manual E Appendix C Accessories Standard Accessories P6113B 10X Passive Probes The P6113B 10X passive probes have 100 MHz bandwidth and a a a gt CAT II voltage rating of 300 Vams These probes are suitable for ge gt floating measurements up to 30 Vays Meter Lead Set The standard pair of meter leads 012 1482 00 provides sharp La tips for probing two screw on plunger tips for grabbing test points P
8. 3 46 THS 710 amp THS 720 User Manual TRIGGER Controls 2Set tolerance THS 710 amp THS 720 User Manual Edge Pulse Video Choose ChlorCh 2 ChooseChlorCh 2 8 ChooseChlorCh 2 3 7 7 gt DC DC Positive 5 Field1 2 E 5 Interlaced Ss Le 8 HF Negative 1 Field2 Reject MN E b Interlaced oO a LF M Any Field Reject hy Non interlaced Noise Rej DC Low ne Lines Sensitivity yea c Positive so ie Width S 15 kHz to 20 kHz 7 z c J Greater 9 Negative TIRE 20 kHz to 25 kHz Than Width Equal To 25 kHz to 35 kHz Width 2 Not Equal 35 kHz to 50 kHz To Width 2 50 kHz to 65 kHz 3 47 TRIGGER Controls Edge Trigger Use Edge triggering to trigger on the rising or falling edge of the input signal at the trigger threshold d MENU Source Ch1 Ch2 Coupling DC HF Reject LF Reject Noise Reject Slope rising edge falling edge Mode amp Holdoff Auto Set holdoff Normal Normal and Auto Mode Use Normal trigger mode when you want the oscilloscope to trigger only on a valid trigger Use Auto trigger mode when you want the acquisition to free run in the absence of a valid trigger event Also choose Auto when you want an untriggered rolling waveform at 500 ms div or slower time base settings Key Points 3 48 THS 710 amp THS 720 User Manual TRIGGER Controls Holdoff You can use holdoff to
9. Cont Mechanical Size 8 53 in 217 mm 6 95 in 177 mm 2 00 in 50 8 mm 52 0 549 With all standard accessories 7 5 Ibs 3 4 kg in soft carry case When packaged for domestic 9 0 Ibs 4 1 kg shipment Certifications and Compliances Listed UL3111 1 and CAN CSA C22 2 No 1010 1 92 complies with EN61010 1 Overvoltage Category Examples CAT Ill A typical CAT Ill environment is the power distribution system within a building or factory These environments are some what protected from lightning strikes but susceptible to Switching transients and other disturbances that may gener ate high voltage impulses CAT Il A typical CAT II environment is the 120 240 V distribution system within a lab or office These environments are fairly well protected from external high voltage disturbances THS 710 amp THS 720 User Manual A 15 Weight Certifications Appendix A Specifications General Specifications Cont Certifications and Compliances Meets the intent of Directive 89 336 EEC for Electromagnetic Compatibility and Low Voltage Directive 73 23 ECC for Product Safety Compliance was demonstrated to the following Specifications as listed in the official J ournal of the European Communities EC Declaration of Conformity EN 55011 Class A Radiated and Conducted Emissions1 3 EN 50081 1 Emissions EN 60555 2 Power Harmonics EN 50082 1 Immunity IEC 801 2 Electrostatic Discharge IEC 801 3 RF Rad
10. Measurement of the first cycle in the waveform Negative Width Pad IN Negative Duty Cycle Measured over the entire waveform Negative Overshoot Amplitude Measurement of the first negative pulse in the waveform The time between the 50 amplitude points Measured over the entire waveform Amplitude Max Min THS 710 amp THS 720 User Manual 3 27 MEAS Scope Mode Measurement Definitions Cont Name Definition f Lf Period Time it takes for the first complete signal cycle to complete in the waveform Measured in seconds Ft Duty Measurement of the first cycle in the waveform Pa _ Positive Width 7 Positive Duty Cycle d x 100 Over Measured over the entire waveform Positive Overshoot MAXg x 100 Amplitude f _ Width Measurement of the first positive pulse in the waveform The time between the 50 amplitude points Ea Rise Time that the leading edge of the first pulse in the waveform takes to rise from 10 to 90 of its amplitude aa RMS The true Root Mean Square voltage over the entire waveform 3 28 THS 710 amp THS 720 User Manual MEAS Measurements in Meter Mode METER ii am e MALUIDUFH Tuan O iui Het NIA J METER MEAS Select Statistic Max for DMM Avg Min RelA Max Min Remove Statistic Choose statistic Statistic All Statistics Beep New On Max Min Off OK Select Statistic OK Remove Statistic Key Points Data Inclu
11. SOOMS s Sample DTM 5 0 000 voc Cad Wwidth 204 805 Graticule Heien eree w1Pk Pk Measurement area ETERA EE ssom readout area fi 200m ch2 1Y SOns chi 460m Waveform readout lines 3 40 THS 710 amp THS 720 User Manual SCOPE Mode Status Line The status line across the top of the display contains acquisition and trigger information Acquisition readout Trigger status Additional items as Ne ye or a S P Tek Run SOOMS s Sample DEW Fool 3 253 VD The table below shows acquisition readout examples that are displayed when acquisition is running When you press HOLD to stop acquisition the readout shows the number of waveforms acquired since acquisition was last stopped Acquisition Readout Explanation HHE Acquisition running with autorange function on AUTO RANGE or off Run Run POMS r5 Current sample rate Pk Detect Acquisition mode The table below shows the meaning of the trigger status indicators Trigger Status Explanation ALTO Free running in Auto trigger mode Waiting for trigger in Normal trigger mode Acquiring new pre trigger data THS 710 amp THS 720 User Manual 3 41 SCOPE Mode The table below shows examples of additional items that are sometimes displayed in the status line Additional Items Explanation E 3 253 voc DMM icon and current DMM reading a Delay Parameter and its current value only when the 1 014 p5 t rocker is assigned to a parameter G
12. base and the portion of the waveform that is displayed THS 710 amp THS 720 User Manual DISPLAY Tek Run 25M5 fs Average F 50 che SO00m4 1ps Chi 84 V NOTE The above XY display example shows the I V characteristic of a switching power MOSFET The current waveform displayed in the vertical axis is measured using a Tektronix A6302 current probe and AMS503B current probe amplifier The following functions do not work in XY display format m Ref or Math waveforms Cursors m Horizontal MAG m Autorange resets display format to YT THS 710 amp THS 720 User Manual 3 15 DISPLAY Display Menu in Meter Mode MILIIMUFII DISPLAY Style Thin Thick Display Contrast a Set contrast Graticule Full Grid Cross Hair Frame Key Points Data Logger Display Style For better visibility choose Thick for a three pixel high data logger plot The default Thin is one pixel high 3 16 THS 710 amp THS 720 User Manual HARD COPY HARD COPY You can print a hard copy of the display if a printer is connected and properly configured Press the HARD COPY button to start printing If you do not want menus to show press CLEAR MENU before you press HARD COPY You cannot change instrument settings while the hard copy is printing Connecting a Printer Use the RS 232 cable to connect the printer to the RS 232 port on the side of the TekScope instrument The RS 232
13. button to stop and start data acquisition Because scope mode and meter mode have independent acquisition states the HOLD button operates independently for these two modes Hold Function in Scope Mode In scope mode the function of the HOLD button depends on the Stop After selection in the acquire menu Functions of HOLD Button First press stops waveform acquisi tion Acquire Menu Setting Stop After HOLD Button Only Second press restarts waveform acquisition Stop After Single Acquisition Sequence Any press starts a new acquisition Sequence The acquisition sequence Stops automatically Hold Function in Meter Mode In meter mode pressing the HOLD button once freezes the meter reading the measurement statistics MIN MAX and AVG and the data logger display A second press of the HOLD button resets and restarts the data logger display and measurement statistics and then restarts the meter readings THS 710 amp THS 720 User Manual 3 19 HORIZONTAL Controls HORIZONTAL Controls You can use the horizontal controls to change the time base horizontal position and horizontal magnification of waveforms EE HORIZONTAL E MENU OSITIO pe zZz SEC DIV Gal MAG g Horizontal Operations in Scope Mode ee Fever a OS g SCOPE HORIZON Time Base Main Delayed Runs Set delay time After Main Trigger Position Set to 10 Set to 50 Se
14. 3 23 delayed time base 3 22 AO statistic 3 30 diagnostics 3 58 diode test 2 17 DISPLAY button 3 13 display contents meter mode 3 31 scope mode 3 40 dots 3 13 E edge trigger how to use 3 48 envelope 3 3 external power connector location 1 4 using 1 7 Index 2 F factory setup detailed description B 1 recalling 3 38 fall time measurement 3 26 features automatic measurements 2 18 cursors 2 20 data logger 2 34 dot accumulate 2 36 isolated channels 2 10 2 26 overview 1 1 pulse trigger 2 22 2 24 2 30 using DMM with scope 2 32 video trigger 2 36 2 38 waveform math 2 28 floating measurements application example 2 26 overview 2 10 frequency measurement 3 26 front panel 2 1 2 4 functional check 1 9 G graticule 3 13 H HARD COPY button 3 17 high level measurement 3 26 high voltage warning 2 12 HOLD button 3 19 holdoff 3 49 HORIZONTAL MENU button 3 20 THS 710 amp THS 720 User Manual Index inputs 1 4 intensity display 3 13 isolated channels application example 2 26 description 2 10 L losing saved information 1 5 low battery indicator 1 6 MAG button 3 21 manual conventions vi math waveform allowed units 3 61 application example 2 28 functions 3 61 max measurement 3 27 max statistic 3 30 3 36 max min statistic 3 30 mean measurement 3 26 3 27 ME
15. 36 THS 710 amp THS 720 User Manual Application Examples Setup to Trigger on Field 1 pant TOGGLE HAUAA C oe E SCOPE VERTICAL Probe Type Voltage Probe Set to 1X MENU AUTO RANGE DISPLAY Style Dot Set to 100 ms Accumulate MENU Trigger On Field 1 Scan Rate Set to 15 20 kHz Adjust the SEC DIV rocker to 2 ms div to display field 1 across about eight divisions The Dot Accumulate display style simulates an analog oscilloscope display of the video signal Going Further If you are testing a higher resolution video system you can trigger on video signals with scan rates up to 65 kHz THS 710 amp THS 720 User Manual 2 37 Application Examples Triggering on a Video Line Now you want to see one line of the staircase test pattern Set up the TekScope instrument to display and trigger on a video line 5 Q terminator 2 38 C Incoming video signal THS 710 amp THS 720 User Manual Application Examples Setup to Trigger on a Video Line MILINMUHI MILUIDUFI WAU ANA VERTICAL Probe Type Voltage Probe Set to 1X MENU AUTO RANGE Adjust the SEC DIV rocker to 10 us div to display the lines across about six divisions Going Further If you need to display a specific video line use the following method
16. 50 Hz Probe Type Current Probe Set conversion factor Voltage Probe Noise Reject You can improve the repeatability of AC measurements in the presence of 50 Hz or 60 Hz noise by choosing noise rejection Key Points VOLTS DIV Rocker Use the VOLTS DIV rocker to change the meter range and the vertical scale of the data logger plot THS 710 amp THS 720 User Manual 3 63 VERTICAL Controls 3 64 THS 710 amp THS 720 User Manual a Sr Appendices Se Appendix A Specifications This appendix contains the oscilloscope DMM and general specifications for the THS 710 and THS 720 TekScope instruments All specifications are guaranteed unless noted typical Specifica tions that are marked with the symbol are checked in Appendix D Performance Verification All specifications apply to both the THS 710 and THS 720 unless noted otherwise All specifications assume horizontal MAG is off unless noted otherwise To meet specifications two conditions must first be met m The TekScope instrument must have been operating continuously for ten minutes within the operating temperature range specified m You must perform the Compensate Signal Path operation accessible through the utility menu if the operating temperature changes by more than 5 C Oscilloscope Specifications Acquisition Acquisition Modes Sample Normal Peak detect Envelope and Average Acquisition Rate Up to 25 waveforms per second 2 channels
17. 720 User Manual Appendix A Specifications Oscilloscope Specifications Cont Vertical Number of Channels 2 Digitizers 8 bit resolution separate digitizers for each channel sample simultaneously VOLTS DIV Range 5 mV div to 50 V div at input BNC Polarity Normal and Invert Position Range 10 divisions Analog Bandwidth THS 710 THS 720 at BNC DC Coupled at 5 mV div typical 60 MHz at input BNC 100 MHz at input BNC 90 MHz above 35 C Peak DetectorEnve THS 710 THS 720 sila RCA 75 MHz 1 ps div or slower Analog Bandwidth Selectable between 20 MHz or full Limit typical Lower Frequency Limit lt 10 Hz at BNC reduced by a factor of ten when using a 10X AC Coupled typical passive probe Rise Time at BNC THS 710 THS 720 Peak Detect or Enve Captures 50 or greater amplitude of pulses gt 8 ns wide lope Pulse Response 20 ns wide at 500 ns div typical DC Gain Accuracy 2 for Sample or Average acquisition mode Position Accuracy 0 4 x position x volts div 0 1 div x volts div THS 710 amp THS 720 User Manual A 3 Appendix A Specifications Oscilloscope Specifications Cont Measurement Type Average of gt 16 waveforms Vertical Accuracy 2 x reading position x volts div 0 1 div x volts div Delta volts between any two 2 x reading averages of gt 16 waveforms 0 05 div x volts div acquired under same setup and ambient conditions 2
18. NOTICE OF THE POSSIBILITY OF SUCH DAMAGES Service Assurance If you have not already purchased Service Assurance for this product you may do so at any time during the product s warranty period Service Assurance provides Repair Protection and Calibration Services to meet your needs Repair Protection extends priority repair services beyond the product s warranty period you may purchase up to three years of Repair Protection Calibration Services provide annual calibration of your product standards compliance and required audit documentation recall assurance and reminder notification of scheduled calibration Coverage begins upon registration you may purchase up to five years of Calibration Service Service Assurance Advantages m Priced well below the cost of a single repair or calibration m Avoid delays for service by eliminating the need for separate purchase authorizations from your company m Eliminates unexpected service expenses For Information and Ordering For more information or to order Service Assurance contact your Tektronix representative and provide the information below Service Assurance may not be available in locations outside the United States of America Name VISA or Master Card expiration date or Company purchase order number Address Repair Protection 1 2 or 3 years City State Postal code Calibration Service 1 2 3 4 or 5 years Country Instrument model and serial number Phone Instrument purcha
19. Type typical THS 710 amp THS 720 User Manual A 5 Appendix A Specifications Oscilloscope Specifications Cont Trigger Sensitivity Video Trigger Type typical Signal Formats and Field Rates Video Trigger Type Holdoff Range Measurements Cursors Automated Measure ments A 6 Composite video signal with negative sync pulse amplitude from 0 6 to 2 5 divisions Broadcast systems Supports NTSC PAL and SECAM Interlaced Field 1 or field 2 Non interlaced Any field or any line Line Rates 15 kHz to 65 kHz in five ranges 495 ns to 10s Voltage difference between cursors AV Time difference between cursors AT Reciprocal of AT in Hertz 1 AT Amplitude Burst Width Cycle Mean Cycle RMS Fall Time Frequency High Low Max Mean Min Negative Duty Cycle Negative Overshoot Negative Width Pk Pk Period Positive Duty Cycle Positive Overshoot Positive Width Rise Time and RMS THS 710 amp THS 720 User Manual Appendix A Specifications Oscilloscope Specifications Cont With P6113B Probe Analog Bandwidth DC THS 720 Probe Attenuation 10X Maximum Voltage Maximum Voltage eee eae 300 Vrms For steady state sinusoidal waveforms derate at 20 dB decade above 100 kHz to 13 Vo at 3 MHz and above Also refer to Overvoltage Category description on page A 15 Maximum Voltage 30 Vams 42 4 Vix Between Reference Lead and Earth Ground Using P6113B Probe THS 710 amp THS 72
20. accessory kit includes an adapter for 9 pin RS 232 connectors m Refer to RS 232 System on page 3 55 for information about setting the TekScope instrument for RS 232 communication with your printer m Refer to the user manual for your printer for information about setting its baud rate and any other required parameters TekS cope instrument Printer RS 232 cable 00000 009 00009 THS 710 amp THS 720 User Manual 3 17 HARD COPY 3 18 Setting Up to Print Perform the following steps to choose the printer and page layout M INUFEL MILIHINUF METER Enns PILI EH TEE Ad FE WAU ANA SCOPE or UTILITY Hard Copy La Layout Landscape Portrait Format three pages of formats Select Page OK Select Format The following printer and file formats are supported BMP Microsoft Windows file format Deskjet high resolution printer format DPU 411 II HC 411 thermal printer format DPU 412 thermal printer format EPS Image encapsulated postscript image file format Epson 9 pin and 24 pin dot matrix printer format Interleaf img image object file format Laserjet laser printer format PCX PC Paintbrush monochrome image file format Thinkjet inkjet printer format TIFF tag image file format THS 710 amp THS 720 User Manual HOLD HOLD Press the HOLD RUN STOP
21. ccc eee e eee e eee B 1 Appendix C Accessories ccc ccc c cee c ccc cecees C 1 Appendix D Performance Verification D 1 Test Recordi c4 ven cdi cen cea alae pine Oe ee one oed D 2 Performance Verification Procedures 0000 D 4 Appendix E General Care and Cleaning E 1 General are aet a aE E a E te calle E eee ne ce EAAS E 1 Cleanine eaka eae aan ees a A N a OM a eR eS E 1 Glossary and Index Glossary Index THS 710 amp THS 720 User Manual ES eee General Safety Summary Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it Only qualified personnel should perform service procedures Injury Precautions Use Proper Power Cord To avoid fire hazard use only the power cord specified for this product Avoid Electric Overload To avoid injury or fire hazard do not apply potential to any input including the common inputs that varies from ground by more than the maximum rating for that input Avoid Electric Shock To avoid injury or loss of life do not connect or disconnect probes or test leads while they are connected to a voltage source Do Not Operate Without Covers To avoid electric shock or fire hazard do not operate this product with covers or panels removed Do Not Operate in Wet Damp Conditions To avoid electric shock do not operate this product in wet or damp conditions Do Not Oper
22. float independently to 600 VRMS Overvoltage indicator warns when an overvoltage is applied to the input THS 710 amp THS 720 User Manual 1 3 Getting Started 1 4 Input and Output Connectors All input and output connectors are located on the top and side panels as shown below NOTE See the back of the instrument for maximum voltage ratings CH 1 ISOLATED CHANNEL CH2 SCOPE INPUTS SEE BACK OF INSTRUMENT F h A FOR MAXIMUM VOLTAGE RATING DC INPUT 12V 1A MAX Top panel th PROBE oe 5V re i Q RS 232 METER INPUTS NI QS hg SEE BACK OF INSTRUMENT FOR MAXIMUM VOLTAGE RATING Side panel THS 710 amp THS 720 User Manual Getting Started Replacing the Battery Pack For portable operation use the rechargeable battery pack You can replace the battery pack without losing any saved informa tion The current setup saved setups saved waveforms and saved data are all stored in nonvolatile memory that does not depend on battery power switch to STBY before removing the battery back WY Sy we Battery pack yp THS 710 amp THS 720 User Manual 1 5 A CAUTION To prevent loss of saved information set the ON STBY oe Getting Started Battery Life From a full charge you can operate the TekScope instrument continuously for approximately two hours You can extend the battery life by usi
23. for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located Customer shall be responsible for paying all shipping charges duties taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Tektronix shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than Tektronix representatives to install repair or service the product b to repair damage resulting from improper use or connection to incompatible equipment or c to service a product that has been modified or integrated with other products when the effect of such modification or integration increases the time or difficulty of servicing the product THIS WARRANTY IS GIVEN BY TEKTRONIX WITH RESPECT TO THIS PRODUCT IN LIEU OF ANY OTHER WARRANTIES EXPRESSED OR IMPLIED TEKTRONIX AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TEKTRONIX RESPONSIBILITY TO REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY TEKTRONIX AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE
24. help stabilize the display of nonperiodic waveforms After you press the Mode amp Holdoff menu button use the t rocker to set the holdoff time from 500 ns to 10 s Holdoff begins when the TekScope instrument recognizes a trigger event and disables the trigger system until acquisition is complete The trigger system remains disabled during the holdoff time that follows each acquisition Acquisition Acquisition interval interval A AY Trigger level cnan canm caon Indicates JUNE ULE trigger points 7 J J L p J Holdoff Holdoff Holdoff Triggers are not recognized during holdoff time NOTE For best results choose Normal trigger mode when using long holdoff settings 10 ms or greater THS 710 amp THS 720 User Manual 3 49 TRIGGER Controls 3 50 Pulse Trigger Use Pulse triggering to isolate and display specific events that you can qualify by time MILIMUFII TRIGGER Type MENU Source Polarity amp Positive Set width Width Negative Trigger When Less Than Width Greater Than Width Equal To Width Set Not Equal To Width Mode amp Holdoff Auto Normal Trigger Conditions You can trigger on the following conditions Key Points m Less Than Width triggers on a pulse width that is less than the time threshold m Greater Than Width triggers on a pulse width that is greater than the time threshold THS 710 amp THS 720 User Ma
25. is best for measuring waveforms that have no large flat portions at a common value such as sine waves and triangle waves THS 710 amp THS 720 User Manual 3 25 MEAS Scope Mode Measurement Definitions Name TT 2 a a e a 4 E 3 26 Ampl BrstW cMean cRMS Fall Freq High Low Definition Measured over the entire waveform Amplitude High 100 Low 0 The duration of a burst Measured over the entire waveform The arithmetic mean over the first cycle in the waveform The true Root Mean Square voltage over the first cycle in the waveform Time that the falling edge of the first pulse in the waveform takes to fall from 90 to 10 of its amplitude Reciprocal of the period of the first cycle in the waveform Measured in Hertz Hz The value used as 100 Calculated using either the min max or the histogram method Measured over the entire waveform The value used as 0 Calculated using either the min max or the histogram method Measured over the entire waveform THS 710 amp THS 720 User Manual MEAS Scope Mode Measurement Definitions Cont Name Gur Max AE Mean re Min f Duty Over Width Pk Pk Definition The maximum amplitude The most positive peak voltage measured over the entire waveform The arithmetic mean over the entire waveform The minimum amplitude The most negative peak voltage measured over the entire waveform
26. of the graticule contains the current meter reading statistic readouts and cursor readouts Current meter reading 2 92 2095 wat Ht V 0566y min A Oday O hr 3 min 20 5 Cursor oday readouts o hr 1 min 405 THS 710 amp THS 720 User Manual 3 33 METER Mode 3 34 Data Logger Display The data logger records meter measurements over a period of time creating a plot similar to a strip chart recorder You can set the time span of the plot from four minutes to eight days The data logger plot scrolls to the left The most recent data is always at the right end of the graticule The oldest data disappears off the left side of the graticule and is erased a Data logger scrolls to the left Reset The TekScope instrument erases the waveform in the data logger plot if you make any of the following control changes Turn off the HOLD function Change the measurement function from VAC to VDC for example Change the probe scale factor Change the RelA value Change the data logger scroll speed THS 710 amp THS 720 User Manual METER Mode Zero Level If you select the VDC meter function the zero level is located at the horizontal centerline of the graticule for all other meter functions the zero level is the bottom of the graticule Reference Level If the RelA function is turned on the RelA baseline value is marked along the left side of the graticule
27. operate on the 2500 point record of the selected waveform In meter mode they operate on the 250 point data logger plot WAU ANA Brin SCOPE CURSOR Function Off H Bars V Bars Paired Time Units Seconds 1 seconds Hz METER CURSOR Function Off H Bars V Bars Paired Key Points Cursor Movement Use the rocker to move the active cursor Press the TOGGLE button to change which cursor is active Fine Cursor Movement If you first press MAG you can set a cursor to any point in the 2500 point oscilloscope waveform THS 710 amp THS 720 User Manual 3 11 CURSOR Cursor Functions H Bars measure voltage V Bars measure time or frequency Paired measures both voltage and time or voltage and frequency A4 16V 1 78 V Horizontal Bar cursors A 6 12 us 1 06 us Vertical Bar cursors A6 32V A 5 86 us 3 16V Paired cursors Readout For V Bar cursors the readout after the symbol indicates the location of the active cursor relative to the trigger point For H Bars or Paired cursors it indicates the location relative to zero volts 3 12 THS 710 amp THS 720 User Manual DISPLAY DISPLAY Press the DISPLAY button to choose how waveforms are presented and to change the appearance of the display Display Menu in Scope Mode ac merTeR nu TOGGLE WAU ANA C D SCOPE DISPLAY Style Vectors Dots Vector Accumu Set accu l
28. or small conductors and two screw on insulated alligator clips for as grabbing terminals or larger conductors Battery Pack The TekS cope instrument includes one high capacity 4 8 V ea 2 8 A hr rechargeable battery pack Refer to THS7BAT on page C 3 AC Power Adapter The AC power adapter allows operation from the AC power line and charges the internal battery North American 119 4812 00 Universal European 119 4813 00 United Kingdom 119 4922 00 J apan 119 4923 00 RS 232 Cable and Adapter This RS 232 cable set includes a 2 m cable 012 1364 00 with RJ 45 connectors on each end The set also includes a 9 pin adapter 103 0403 00 to connect to PCs THS 710 amp THS 720 User Manual C 1 Appendix C Accessories Standard Accessories Cont Soft Case The soft case 016 1399 00 protects the TekS cope instrument when notin use The soft case provides compartments for probes one spare battery AC power adaptor and the User Manual TEKSCOPE Manual The TekS cope instrument includes one User Manual 070 9247 XX and one Reference 070 9257 XX Optional Accessories P5102 10X Passive Probes The P5102 10X passive probes have 100 MHz bandwidth and a CAT Il voltage rating of 1000 Vams These probes are suitable for floating measurements up to 600 Vaws Deluxe Meter Lead Set The deluxe pair of meter leads 012
29. section and more information about the data logger and bar graph Status line Measurement readout areas Graticule area THS 710 amp THS 720 User Manual 2 7 Functional Overview Compensating the Oscilloscope Probes To maintain signal fidelity you must compensate each voltage probe Pn for the channel input it is connected to 1 Connect the oscilloscope probe and then press AUTORANGE Probe reference lead to b OS e a oa 6 SSSLL of Probe tip to PROBE COMP J sO 0 AUTORANGE 2 Check the shape of the displayed waveform Overcompensated cee Undercompensated Compensated correctly 2 8 THS 710 amp THS 720 User Manual Functional Overview 3 If necessary adjust the probe for correct compensation P6113B P5102 4 Repeat these steps for the other probe and channel THS 710 amp THS 720 User Manual 2 9 Functional Overview Taking Floating Measurements This section covers important issues to consider when taking floating measurements Architecture is Important For taking floating measurements the TekScope instrument has an architectural difference from most other oscilloscopes The channel 1 channel 2 and DMM inputs are isolated from the main chassis and from each other This architecture allows independent floating measurements with channel 1 channel 2 and the DM
30. the cursor along the power MATH waveform and read the instantaneous power in the cursor readout for example 5 63 W Going Further Measure the average power dissipation in the transistor mean value of the power waveform with the following setup SCOPE MEAS Measrmnt for MATH OK Select Measrmnt You can also display the I V characteristic of the transistor for comparison to its safe operating area using the XY display format Refer to page 3 14 for information on XY display format THS 710 amp THS 720 User Manual 2 29 Application Examples Triggering at a Specific Motor RPM 2 30 You need to measure the start up current of a 3600 RPM motor at several specific speeds A tachometer attached to the motor outputs a low voltage square wave with 100 pulses per revolution Set up the TekScope instrument to trigger at 1200 RPM so you can measure the current at that speed 1200 rev min x 100 pulses rev Tachometer output frequency 60 s min 2 kHz Tachometer pulse width period aa 250 us 100 mV A ee i e E e Electric motor with attached tachometer Tachometer signal Ch 1 Motor current Ch 2 THS 710 amp THS 720 User Manual Application Examples Setup to Trigger at 1200 RPM eee wa m CH2 Probe Type Curre
31. the leveled sine wave generator as shown below Leveled sine wave 50 Q feedthrough generator terminator Output BNC cable D 14 THS 710 amp THS 720 User Manual Appendix D Performance Verification Set the leveled sine wave generator frequency to 100 MHz Set the TekScope instrument VOLTS DIV to 500 mV div Set the TekScope instrument SEC DIV to 10 ns div NN on Aa U Set the leveled sine wave generator output level to approximately 50 mVp p so that the measured amplitude is approximately 500 mV The measured amplitude can fluctuate around 500 mV 7 Press SET LEVEL TO 50 Adjust TRIGGER LEVEL as necessary and then check that triggering is stable 8 Change the TekScope instrument setup using the following steps or SCOPE falling edge 9 Press SET LEVEL TO 50 Adjust TRIGGER LEVEL as necessary and then check that triggering is stable 10 Change the TekScope instrument setup using the following steps METER MALUMUFII Tau ann Ad SCOPE MIMLIINUFII MAU AN 4 SCOPE TRIGGER I rising edge 11 Proceed to the next test to check the channel 2 edge trigger sensitivity THS 710 amp THS 720 User Manual D 15 Appendix D Performance Verification AA Check Channel 2 Edge Trigger Sensitivity 1 Fir
32. timeout 3 56 pretrigger 3 22 printing 3 17 probe compensator location 1 4 using 2 8 Index 4 probe descriptions A605 A610 C 4 A621 A622 C 4 P5102 C 2 P6113B C 1 P6129B C 5 P6408 C 5 P6561AS C 5 product description accessories C 1 general 1 1 meter 1 3 oscilloscope 1 2 specifications A 1 pulse trigger application examples 2 22 2 24 2 30 how to use 3 50 R readouts cursors 3 12 DMM reading 3 33 3 42 measurements 3 45 time base 3 44 trigger 3 44 waveform 3 43 reference lead 2 12 reference waveforms 3 62 Rel A 3 7 reset data logger 3 34 statistics 3 30 resistance 2 16 rise time measurement 3 28 RMS measurement 3 28 roll mode 3 21 THS 710 amp THS 720 User Manual Index RS 232 adapters C 3 cable C 3 hard copy 3 17 port location 1 4 setting up 3 55 troubleshooting 3 55 RUN STOP button 3 19 S sample 3 3 SAVE RECALL button 3 37 saved information to prevent loss 1 5 SCOPE button 3 40 SEC DIV rocker meter mode 3 23 scope mode 3 21 selected waveform how to select 3 59 indicator 3 42 self test 3 58 SET LEVEL TO 50 button 2 5 setups factory setup description B 1 saving and recalling 3 37 signal path compensation 3 57 single acquisition sequence 3 6 3 19 specifications A 1 statistics readout location 3 33 resetting 3 19 selecting 3 29 status 3 41 STBY
33. times per second CO METER T TG wn METER METER continuity gt diode The meter mode display shown below is divided into three sections The next two pages identify the content of each section in detail Status line Measurement readout areas Graticule area THS 710 amp THS 720 User Manual 3 31 METER Mode Status Line The status line across the top of the display contains acquisition information The overrange indicator warns when an overvoltage is applied to the input Acquisition readout Overrange indicator A a ee N Tek Run Pk Detect The table below shows examples of the acquisition readout Acquisition Readout Explanation Ree Acquisition running with autorange function on AUTO RANGE or off Run or acquisition is stopped Hold Run Hold Saved data is recalled for display from location 7 Data z while acquisition runs in the background sample Acquisition mode for data logger 3 32 THS 710 amp THS 720 User Manual METER Mode Graticule Area The graticule area contains the data logger plot the bar graph and their scale markers Data logger plot A r D Upper vertical A A x i fa k 4Y SE E E E N S scale marker Bar graph Reference grae level 4Y Lower vertical 4 min Os scale marker XR v J Horizontal scale markers Measurement Readout Area The area above and to the right
34. x reading position x volts div 0 15 div x volts div 0 6 mV 1 DC Measurement Accuracy Average Acquisition Mode DC Measurement Accuracy Sample Acq Mode typical Horizontal Sample Rate Range THS 720 5 S s to 500 MS s in a 1 25 2 5 5 sequence 2 5 5 sequence Record Length 2500 samples for each channel SEC DIV Range THS 720 euna MAN 5 ns div to 50 sid 1 Sample Rate and 200 ppm over any 21 ms time interval Delay Time Accuracy Delay Time Range Zero to 50s A 4 THS 710 amp THS 720 User Manual Appendix A Specifications Oscilloscope Specifications Cont Trigger Trigger Sensitivity Coupling Sensitivity Edge Trigger Pe lide 0 35 div from DC to 50 MHz increasing to 1 div at 100 MHz Trigger Sensitivity Coupling Sensitivity ere NOISE REJ 3 5 times the DC coupled limits HF RE 1 5 times the DC coupled limit from DC to 30 kHz attenuates signals above 30 kHz LF REJ 1 5 times the DC coupled limits for frequencies above 1 kHz attenuates signals below 1 kHz Trigger Level Range 4 divisions from center of screen Trigger Level Accuracy 0 2 divisions for signals having rise and fall times 220 ns typical SET LEVEL TO 50 Operates with input signals 250 Hz typical Width Range Pulse 99 ns to 1s with resolution of 33 ns or approximately 1 of Trigger Type typical setting whichever is greater Width Tolerance 5 10 15 or 20 Range Pulse Trigger
35. 0 User Manual A 7 Appendix A Specifications Oscilloscope Specifications Cont With P5102 Probe Analog Bandwidth DC THS 720 Probe Attenuation 10X Maximum Voltage Overvoltage Category Maximum Voltage Between Probe Tip and Reference Lead CAT II Environment 1000 Vams DC Coupled CAT III Environment 600 Vrms Maximum Voltage Overvoltage Category Maximum Voltage Between Probe Tip and Reference Lead CAT II Environment 1000 Voc AC Coupled CAT IIl Environment 600 Voc Maximum Voltage Overvoltage Category Maximum Voltage Between Reference Leadan ear Coun CAT II Environment 600 Vams CAT III Environment 300 Vas Single Channel Com 1000 1 from DC to 100 kHz measured on either channel with mon Lead Feedthrough probe tip and reference lead connected together and with test with P5102 Probe Signal applied between tip reference and earth ground typical A 3000 V us slew rate results in lt 0 5 division feedthrough measured on either channel with probe tip and reference lead connected together and with test signal applied between tip reference and earth ground A 8 THS 710 amp THS 720 User Manual Appendix A Specifications DMM Specifications General Resolution 33 4 digit 4000 count full scale reading except as noted Input Resistance AC 10 MQ 10 or DC Voltage Input Capacitance AC lt 100 pF or DC Voltage typical Maximum Voltage Overvoltage Category Maximum Voltage Between DMM and COM I
36. 10 amp THS 720 User Manual Glossary 7 Glossary Glossary 8 Standby STBY The off like state when the instrument in not in use Some circuits are active even while the instrument is in the standby state Tek Secure A feature that erases all waveform and setup memory locations setup memories are replaced with the factory setup Then it checks each location to verify erasure This feature is useful where the oscilloscope is used to gather security sensitive data Time Base The set of parameters that let you define the time and horizontal axis attributes of a waveform record The time base determines when and how long to acquire record points Vertical Bar Cursors The two vertical bars you position to measure the time parameter of a waveform record The oscilloscope displays the value of the active moveable cursor with respect to trigger and the time value between the bars Video Trigger Triggering on the sync pulse of a composite video signal XY Format A display format that compares the voltage level of two waveform records point by point It is useful for studying phase relationships between two waveforms YT Format The conventional oscilloscope display format It shows the voltage of a waveform record on the vertical axis as it varies over time on the horizontal axis THS 710 amp THS 720 User Manual Index A accessories C 1 ACQUIRE button 3 3 acquisition modes 3 3 status 3 32 3 41 amplitu
37. 1483 00 uses a sheathed banana jack interface that is compatible with a variery of probing accessories The deluxe set includes two sharp tips for probing two plunger tips for grabbing component leads one plunger tip for grabbing test points or small conductors and one plunger tip with crocodile jaws for grabbing terminals or larger conductors The cables have heat resistant silicone insulation THS 710 amp THS 720 User Manual Appendix C Accessories Optional Accessories Cont THS7CHG Battery Charger The battery charger recharges the battery pack in 1 5 hours It can be powered from AC power or from the 12 V from an automobile cigarette lighter THS7BAT Extra Rechargeable Battery Pack An extra rechargeable battery pack provides a high capacity 4 8 V 2 8 A hr spare battery for extended portable operation Cigarette Lighter Adapter The cigarette lighter adapter 174 1734 00 allows you to operate the TekS cope instrument or charge the internal battery from an automobile cigarette lighter HC 411 Thermal Printer The HC 411 is a lightweight portable thermal printer that operates from AC or battery power and prints on 112 mm 4 4 in wide paper Additional paper is available order part number 006 7580 00 for a package of five rolls THS 710 amp THS 720 User Manual Appendix C Accessories Optional Accessories Co
38. 57 7 mV 362 3 mV 360 mV input 4Vrange 4Vrange 357V BEB 40 V range 35 77 V t 36 23 V 400 V range 357 7 V a 362 3 V 880 V range 783 V ee 801 V AC Voltage 400 mV range 352 3 mV ee 367 7 mV necalety 4V range 0 583 V 0 617 V 600 mV input 4V range 3 523 V 3 677 V 3 6 V input 40 V range 35 23 V ee 36 77 V 400 V range 352 3 V Se 367 7 V 640 V range 559V ey 593 V THS 710 amp THS 720 User Manual D 3 Appendix D Performance Verification Performance Verification Procedures Before beginning these procedures two conditions must first be met m The TekScope instrument must have been operating continuously for ten minutes within the operating temperature range specified m You must perform the Compensate Signal Path operation described on page 3 57 If the operating temperature changes by more than 5 C you must perform the Compensate Signal Path operation again The time required to complete the entire procedure is approximately one hour electrical shock always set voltage source outputs to O V before AN WARNING Some procedures use hazardous voltages To prevent making or changing any interconnections D 4 THS 710 amp THS 720 User Manual Appendix D Performance Verification Self Test This procedure uses internal routines to verify that the TekScope instrument functions and passes its internal self tests No test equipment or hookups are required Start the self test with the following setu
39. 710 amp THS 720 User Manual 2 13 Application Examples Displaying an Unknown Signal You need to see a signal in a circuit but you have no previous knowledge of the signal amplitude frequency or shape Connect the TekScope instrument to quickly display the signal 2 14 THS 710 amp THS 720 User Manual Application Examples Setup to Display an Unknown Signal MILINUHI The autorange feature sets the vertical horizontal and trigger automatically for a usable display If the signal changes the setup tracks those changes Going Further If the autorange setup does not display the waveform exactly the way you like you can easily change the setup Press any of the buttons below to cancel autorange mode and modify the setup m VOLTS DIV m SEC DIV m TRIGGER LEVEL m SET TRIGGER LEVEL TO 50 THS 710 amp THS 720 User Manual 2 15 Application Examples Measuring Resistance You need to probe a circuit to measure point to point resistance Connect the TekScope instrument to measure a variety of resistance values 29 23 KQ EEE 2 16 THS 710 amp THS 720 Us
40. AS button 3 24 measurement applications continuity 2 17 data logger 2 34 diode junction 2 17 floating 2 10 2 26 frequency 2 18 motor current 2 30 power 2 28 propagation delay 2 20 resistance 2 16 THS 710 amp THS 720 User Manual measurement definitions meter mode 3 30 scope mode 3 26 measurement qualifier 3 45 menus acquire 3 3 cursor 3 11 display 3 13 horizontal 3 20 how to use 2 1 measure 3 24 meter 3 31 save recall 3 37 trigger 3 46 utility 3 53 vertical 3 59 meter deluxe lead set C 2 lead set C 1 noise reject 3 63 range 3 35 METER button 3 31 min measurement 3 27 min statistic 3 30 3 36 N negative duty cycle measurement 3 27 negative overshoot measurement 3 27 negative width measurement 3 27 nonvolatile memory saving information into 3 38 when replacing battery 1 5 Index 3 Index O ON STBY button 2 5 using 1 5 1 6 overrange indicator 3 32 P P5102 compensating 2 8 description C 2 specifications A 8 P6113B compensating 2 8 description C 1 specifications A 7 peak detect 3 3 peak to peak measurement 3 27 performance verification D 1 period measurement 3 28 position horizontal 3 21 of reference waveforms 3 62 trigger 3 22 vertical 3 59 positive duty cycle measurement 3 28 positive overshoot measurement 3 28 positive width measurement 3 28 power off
41. Envelope Acquisition Mode A mode in which the oscilloscope acquires and displays a waveform that shows the variation extremes of several acquisitions Floating Measurements Voltage measurements where the reference voltage is not earth ground The two oscilloscope inputs and the DMM input are capable of taking independent floating measurements Ground GND Coupling Coupling option that disconnects the input signal from the vertical system Hard Copy An electronic copy of the display in a format useable by a printer or plotter Glossary 4 THS 710 amp THS 720 User Manual Glossary Holdoff A specified amount of time that must elapse after a trigger signal before the trigger circuit will accept another trigger signal Holdoff helps ensure a stable display Horizontal Bar Cursors The two horizontal bars that you position to measure the voltage parameters of a waveform The oscilloscope displays the value of the active moveable cursor with respect to ground and the voltage value between the bars Isolated Channels The architecture of the oscilloscope and DMM inputs that allow independent floating measurements Each input can have a different reference voltage Menu A set of labels shown in the display to identify the functions of the bezel buttons The specific menu contents depend on the menu button you press Normal Trigger Mode A mode where the oscilloscope does not acquire a waveform record unless a valid trigger ev
42. K Select Measrmnt You can use the DMM to measure the VCO control voltage and the oscilloscope to measure the output frequency at the same time In scope mode the meter readout is in the upper right corner of the display The frequency measurement is at the right side of the graticule Both measurements update continuously as you adjust the VCO control voltage Going Further You may find simultaneous DMM and oscilloscope operation useful in additional ways m To monitor changes in circuit operation as you adjust the power supply voltage m To monitor the output amplitude of an optical transmitter or detector as you adjust its bias voltage THS 710 amp THS 720 User Manual 2 33 Application Examples Monitoring for Power Surges and Dropouts You are having intermittent problems with some electronic equipment that operates unattended at a remote site You need to determine if the problem might be caused by momentary power quality problems in the electrical service to the equipment Set up the TekScope instrument to monitor the line voltage for a week and capture any surges or dropouts that may occur e 8 days ___ _ CEE 2 34 THS 710 amp THS 720 User Manual Application Examples Setup to Monitor for Power Quality Problems
43. M Oscilloscope channels and DMM float independently DC and or AC voltage Electrically insulated case 2 10 THS 710 amp THS 720 User Manual Functional Overview Many handheld oscilloscope DMM products have the architecture shown below which shares a common reference for the oscilloscope channels and DMM With this architecture all input signals must have the same voltage reference when you take any multi channel measurements Oscilloscope channels and DMM must float together DC and or AC voltage Ms Electrically insulated case Most bench top oscilloscopes share the above architecture but without the insulated case Without differential preamplifiers or external signal isolators bench top oscillscopes are not suitable for taking floating measurements THS 710 amp THS 720 User Manual 2 11 Functional Overview Attach the Reference Leads Correctly If you are using both of the oscilloscope channels you must attach the probe reference lead for each channel directly to your circuit These attachments are required because the oscilloscope channels are electrically isolated they do not share a common chassis connection Use the shortest possible reference lead with each probe to maintain good signal fidelity If you are also using the DMM you must also attach the DMM common lead to your circuit for the same reason as above The probe reference lead presents a higher capacitive load to the ci
44. See ON STBY THS 710 amp THS 720 User Manual T T symbol 3 14 Tek Secure 3 54 tilt stand 1 8 time base 3 22 time out 3 56 TOGGLE button 3 11 TRIGGER MENU button 3 46 trigger position 3 22 trigger status 3 41 triggering Auto mode 3 48 edge trigger 3 48 Normal mode 3 48 on glitches 2 25 on missing pulse 2 22 on specific frequency 2 30 on video field 2 36 on video line 2 38 pulse trigger 3 50 readout 3 44 setting coupling 3 48 setting holdoff 3 49 setting level 3 46 setting pretrigger 3 22 setting slope 3 48 video trigger 3 52 U UTILITY button 3 53 Index 5 Index vectors 3 13 WAVEFORM OFF button 3 59 VERTICAL MENU button 3 59 waveforms saving and recalling video trigger 3 37 application examples 2 36 2 38 how to use 3 52 VOLTS DIV rocker X channels 3 60 math waveform 3 61 XY display 3 14 meter mode 3 35 Index 6 THS 710 amp THS 720 User Manual
45. THS 710 amp THS 720 User Manual Application Examples Setup to Measure Clock Frequency SCOPE AUTO RANGE MEAS Select Frequency Measmnt for Chl OK Select Measrmnt Going Further You can add peak to peak and duty cycle measurements to the display with the following additional steps SCOPE MEAS Select Page ee Select Positive Duty Measrmnt for Cycle Chl OK Select Measrmt Select Page press once Select Measrmnt for Chl OK Select Measrmt THS 710 amp THS 720 User Manual 2 19 Application Examples Measuring Propagation Delay You suspect that the memory timing in a microprocessor circuit is marginal Set up the TekScope instrument to measure the propaga tion delay between the chip select signal and the data output of the memory device A 12 6 ns 2 20 THS 710 amp THS 720 User Manual Application Examples Setup to Measure Propagation Delay MILINMUHI CURSOR Function V Bars Adjust first cursor press TOGGLE and then adjust second cursor 1 If necessary adjust the SEC DIV rocker to optimize display for the propagation delay measurement Set one cursor to the active edge of the chip select signal and the second cursor to the data output transition Read the propagation delay in the c
46. Tektronix 7 THS 710 amp THS 720 TekScope User Manual 070 9247 02 This document applies to firmware version 1 00 and above Copyright Tektronix Inc 1995 All rights reserved Tektronix products are covered by U S and foreign patents issued and pending Information in this publication supercedes that in all previously published material Specifications and price change privileges reserved Printed in the U S A Tektronix Inc P O Box 1000 Wilsonville OR 97070 1000 TEKTRONIX and TEK are registered trademarks of Tektronix Inc Tek Secure is a registered trademark of Tektronix Inc TekTools TekScope and IsolatedChannel are trademarks of Tektronix Inc WARRANTY Tektronix warrants that this product will be free from defects in materials and workmanship for a period of three 3 years from the date of shipment If any such product proves defective during this warranty period Tektronix at its option either will repair the defective product without charge for parts and labor or will provide a replacement in exchange for the defective product In order to obtain service under this warranty Customer must notify Tektronix of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service Customer shall be responsible for packaging and shipping the defective product to the service center designated by Tektronix with shipping charges prepaid Tektronix shall pay
47. The waveform math function recognizes the following combinations of units Channel 1 Resulting Unit Math Unit V V A A V VV A AA V W A W VOLTS DIV Rocker Use the VOLTS DIV rocker to scale the wave form vertically The rocker does not affect channel or channel 2 sensitivity THS 710 amp THS 720 User Manual 3 61 VERTICAL Controls 3 62 Ref A or Ref B Vertical Menu The vertical menu contains the following items when Ref A or Ref B is the selected waveform MILIMUFII VERTICAL Save Chl To Wavef Choose wave MENU Save Ch form location Save MATH Horizontal Lock Position Ind OK Save Waveform Key Points Saving and Displaying a Waveform in One Step You can copy a live waveform from one of the save sources shown above Ch 1 Ch 2 or Math into Ref A or Ref B for display and also into the nonvolatile storage location you choose with the rocker Horizontal Position Choose locked or independent horizontal position control for the reference waveforms m Choose Lock to position all displayed waveforms as a group m Choose Ind to position each reference waveform independently The live waveforms Ch 1 Ch 2 Math still position as a group THS 710 amp THS 720 User Manual VERTICAL Controls Vertical Operations in Meter Mode METER aa he MIALIIMUFI Tawa O SCOPE a WAU AN METER VERTICAL Noise Reject None MENU 60 Hz
48. VERTICAL POSITION Adjusts oscilloscope waveform vertical position 11 WAVEFORM OFF Removes selected oscilloscope waveform from display 12 VOLTS DIV Adjusts oscilloscope vertical scale factor or meter range 13 ON STBY Selects on or standby Does not disconnect power from the instrument 14 CH 1 CH 2 MATH REF A REF B Displays waveform and chooses selected waveform 15 SCOPE Selects scope mode 16 METER Selects meter mode THS 710 amp THS 720 User Manual 2 5 Functional Overview Using Scope Mode Press the front panel SCOPE button to enter scope mode Then a J press AUTORANGE to set the vertical horizontal and trigger automatically for a usable display The scope mode display shown below is divided into four sections Refer to SCOPE Mode on page 3 40 for a description of each section Status line Tek Run SOOMS s Sample DRT Go 0 000 voc chd Width 204 805 Graticule Hoei oieee cipk pk Measurement area a ee TEE Bee Sgom readout area fi 200m ch2 1 V Sons chi 460m Waveform readout lines 2 6 THS 710 amp THS 720 User Manual Functional Overview Using Meter Mode Press the front panel METER button to enter meter mode Press one of the bezel buttons to choose a meter function and then press AUTORANGE to set the range automatically The meter mode display shown below is divided into three sections Refer to METER Mode on page 3 31 for a description of each
49. ach individual acquisition for each record point over many acquisitions Envelope and Average Use Envelope acquisition mode to capture variations of a signal over a longer period of time Use Average acquisition mode to reduce random or uncorrelated noise in the signal you want to display The rocker sets a specific number of acquisitions N to include in the enveloped or averaged waveform m The enveloped waveform clears and then starts over after N acquisitions m The averaged waveform is a running average over N acquisitions m If you select Stop After Single Acquisition Sequence an envelope or average acquisition stops after N acquisitions THS 710 amp THS 720 User Manual 3 5 ACQUIRE If you probe a noisy square wave signal that contains intermittent narrow glitches the waveform displayed will vary depending on the acquisition mode you choose ee a eel e Sample Peak Detect Envelope Average Single Acquisition Sequence The content of a single acquisition sequence depends on the acquisition mode Acquisition Mode Sample or Peak Detect Single Acquisition Sequence One acquisition of each displayed channel Envelope or Average N acquisitions of each
50. all Save Recall OK current Saved thi Saved Recall Setup Setup Waveform Setup TOGGLE 4 If the OK bezel button is displayed press it to confirm your choice Recall Factory Setup Recall setu EGI save Recall save Recall OK current Saved thi Saved Recall Setup Setup Waveform Setup THS 710 amp THS 720 User Manual 2 3 Functional Overview Using the Dedicated Buttons You can use the dedicated buttons below to take direct actions These buttons do not require the use of menus 1 HARD a 16 15 41d Geore es VERTICAL es HORIZONTAL EE TRIGGER EB dD VOLTS DIV POSITION POSITION TRIGGER LEVEL CH2 aN v TON amp WAVEFORM MAG ea CD Ge P CD 6 13 12 11 10 9 8 7 1 HARD COPY Initiates a hard copy using the RS 232 port 2 HOLD Stops restarts oscilloscope acquisition or holds resets meter readout 3 AUTORANGE Selects oscilloscope or meter Autorange function 2 4 THS 710 amp THS 720 User Manual Functional Overview 4 CLEAR MENU Clears menu from display 5 TRIGGER LEVEL Adjusts trigger level 6 SET LEVEL TO 50 Sets trigger level to midpoint of oscilloscope waveform 7 HORIZONTAL POSITION Adjusts oscilloscope waveform horizontal position 8 MAG Turns 10X horizontal magnification on and off 9 SEC DIV Adjusts horizontal scale factor for oscilloscope or data logger 10
51. anual 1 1 Getting Started Oscilloscope Features The TekScope instrument is a powerful two channel oscilloscope with the following features 1 2 Autoranging for quick setup and hands free operation 100 MHz THS 720 or 60 MHz THS 710 bandwidth with selectable 20 MHz bandwidth limit 500 MS s THS 720 or 250 MS s THS 710 sample rate and 2 500 point record length Separate digitizers for each channel both channels always acquire simultaneously Waveform averaging and enveloping with hardware peak detection Digital Real Time digitizing up to five times oversampling sin x x interpolation and peak detect acquisition to limit the possibility of aliasing Independently isolated channels to allow improved safety for measurements to 1000 Vrms while floating up to 600 Vrms using P5102 probes Cursors and 21 continuously updated automatic measurements Simultaneous oscilloscope and meter operation on the same or on separate signals Advanced pulse and video trigger capability THS 710 amp THS 720 User Manual Getting Started Meter Features The TekScope instrument is also a full featured DMM with the following features True RMS VAC VDC Q continuity and diode check functions Autoranging or manual ranging Data logger plot of meter measurements over a period of time Max min delta max min relative delta and average statistics in the readout Bar graph for an analog meter feel Capability to
52. asuring Instantaneous Power Dissipation in a Switching Transistor 6s oie nese eee PAE 2 28 Triggering at a Specific Motor RPM 2 30 Using the Oscilloscope and DMM at the Same Time 2 32 Monitoring for Power Surges and Dropouts 2 34 Triggering on a Video Field 5 ysaiiwcccketsatahedpedsotas 2 36 Triggering on a Video Line i cicecan 4 a ok a ae ek ee 2 38 THS 710 amp THS 720 User Manual i Table of Contents Reference Introduction to Reference 0c ccc ccc cece eeees 3 1 PO QUURE ieee neha Rx cdee Sato MARA oe OR py whe say anes 3 3 AUTORANGE coins Ar Shek ed hae nce ee et gia eas Sac eee 3 8 CURSOR 235 Shr eucauen ees keke ole ea scm a ES 3 11 DISPEAY 6 sche ahi Gee eh Uh 2 Mant ea attAN SL yale adel 3 13 HARD CORN 3 455 455 68o5 cn dace een CEPT US Rees 3 17 HORD a sea ate ep arse eek egies ui peas Bee tee A 3 19 HORIZONTAL Controls 0 0 000 cee eee nee 3 20 MEAS wiee whe ted haat a ait BEE ee RENN ogre 3 24 METER Mode 55 505 0 4 5 Ke Grtorstdntva iia baie he ce hw deer 3 31 SAY E REC AT o neue a aaa yack eet ORG ah FESO EO 3 37 SCOPE Mode ix Space n ern ak Gin a euina ste wea 3 40 TRIGGER Controls ite cak athe the adtaducotadd Nad Mak 3 46 UREY araea Ta a a a oh seed Pha a h nated 3 53 VERTICAL GConti ls axe Dee ser etka er eerer eee aE 3 59 Appendices Appendix A Specifications 0 cece cece eee eee A 1 Appendix B Factory Setup
53. ate in an Explosive Atmosphere To avoid injury or fire hazard do not operate this product in an explosive atmosphere Product Damage Precautions Use Proper Power Source Do not operate this product from a power source that applies more than the voltage specified Do Not Operate With Suspected Failures If you suspect there is damage to this product have it inspected by qualified service personnel THS 710 amp THS 720 User Manual iii General Safety Summary Safety Terms and Symbols Terms in This Manual These terms may appear in this manual WARNING Warning statements identify conditions or practices that could result in injury or loss of life CAUTION Caution statements identify conditions or practices that could result in damage to this product or other property Terms on the Product These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you read the marking WARNING indicates an injury hazard not immediately accessible as you read the marking CAUTION indicates a hazard to property including the product Symbols on the Product These symbols may appear on the product A A m DANGER Protective Ground ATTENTION Double High Voltage Earth Terminal Refer to Manual Insulated Certifications and Compliances CSA Certified AC Adapter CSA Certification includes the AC adapters appropriate for use in the North America power network All other AC adapters sup
54. ate mulate time Dot Accumulate Display Contrast S l Set contrast Display T On Trig Pt off Graticule Full Grid Cross Hair Frame Format YT XY THS 710 amp THS 720 User Manual 3 13 DISPLAY Key Points Display Style Choose one of the following waveform display styles Vectors fills the space between adjacent sample points in the display Widely spaced points are filled using sin x x interpolation Dots displays only the individual sample points Vector Accumulate adds persistence to the vector display Use the rocker to set the accumulate time Dot Accumulate adds persistence to the dot display Use the rocker to set the accumulate time NOTE Vector Accumulate and Dot Accumulate are display functions only When you change most control settings the accumulated data is cleared Accumulated waveforms cannot be saved Display T at Trig Pt The trigger point on the waveform is marked with the T symbol The T symbol can be turned on or off XY Format Choose XY display format when you want to display channel 1 in the horizontal axis and channel 2 in the vertical axis The controls operate as follows 3 14 The channel 1 VOLTS DIV and vertical POSITION controls now set the horizontal scale and position The channel 2 VOLTS DIV and vertical POSITION controls continue to set vertical scale and position The SEC DIV and horizontal POSITION controls affect the time
55. button on the front panel used to control functions such as volts division and trigger level Glossary 6 THS 710 amp THS 720 User Manual Glossary Roll Mode An acquisition mode useful at slow horizontal scale settings Roll mode allows you to view the waveform as it is acquired point by point The waveform appears to roll across the display RS 232 The serial communication port used to connect to a hard copy device computer controller or terminal Sample Acquisition Mode A mode in which the oscilloscope creates a record point by saving the first sample during each acquisition interval This is the default mode of the acquisition system Sample Interval The time interval between successive samples in a time base For real time digitizers the sample interval is the reciprocal of the sample rate Sampling The process of capturing an analog input such as a voltage at a discrete point in time and holding it constant so that it can be quantized Selected Waveform The waveform on which all measurements are performed and which is affected by vertical position and scale adjustments Signal Path Compensation SPC The ability of the oscilloscope to minimize the electrical offsets in the vertical horizontal and trigger amplifiers caused by ambient temperature changes and component aging You should run SPC when the ambient temperature varies more than 5 C from the last SPC or before performing critical measurements THS 7
56. de measurement 3 26 applications detecting glitches 2 24 displaying unknown signal 2 14 measuring continuity 2 17 measuring diode junctions 2 17 measuring frequency 2 18 measuring power 2 28 measuring propagation delay 2 20 measuring resistance 2 16 monitoring power quality 2 34 testing switching transistor 2 26 triggering on missing pulse 2 22 triggering on motor RPM 2 30 triggering on video field 2 36 triggering on video line 2 38 using scope and DMM 2 32 automatic measurements 3 24 AUTORANGE button 2 4 turning off 3 10 turning on 3 8 average Statistic 3 30 averaging 3 3 THS 710 amp THS 720 User Manual backlight 3 56 bandwidth limit 3 60 bar graph 3 36 battery capacity 1 6 charging 1 6 external charger C 3 low battery indicator 1 6 replacing 1 5 beep 3 30 3 56 burst width measurement 3 26 buttons using 2 1 2 4 C cleaning E 1 CLEAR MENU button 2 5 connectors 1 4 continuity 2 17 contrast display 3 13 conventions vi coupling trigger 3 48 vertical 3 60 current probe description C 4 scale factor 3 60 using 2 28 2 30 3 15 CURSOR button 3 11 Index 1 Index cursors application example 2 20 readouts 3 12 3 33 using 3 11 cycle mean measurement 3 26 cycle RMS measurement 3 26 D data logger application example 2 34 display 3 34 saving and recalling 3 39 scroll speed
57. ded in Statistics The statistics are calculated over all meter readings since the last reset The statistics can represent data that is no longer displayed in the data logger plot Readout The statistic readouts appear in the upper right corner of the display See page 3 31 for the location THS 710 amp THS 720 User Manual 3 29 MEAS Choosing Statistics Choose up to three from the following statistics Statistic Definition Max The maximum value of all meter readings since the last reset Avg The arithmetic average of all meter readings since the last reset Min The minimum value of all meter readings since the last reset AO The baseline value used in the RelA calculation This value is updated only when the RelA function is turned on or off Max Min The difference between the maximum and minimum meter readings since the last reset Reset Conditions The calculated statistics are reset to zero if you make any of the following control changes Turn off the HOLD function m Change the measurement function from VAC to VDC for example m Change the probe scale factor m Change the RelA value m Change the data logger scroll speed Beep New Max Min You can turn on a beep that sounds any time the TekScope instrument updates the Max or Min statistic 3 30 THS 710 amp THS 720 User Manual METER Mode METER Mode Press the METER button to enter meter mode The meter reading and statistics update about three
58. displayed channel N is user adjustable 3 6 THS 710 amp THS 720 User Manual ACQUIRE Acquire Menu in Meter Mode VERN amp en METER ACQUIRE Mode Sample Peak Detect Average On Reset A Off Acquisition Modes The data logger compresses a sequence of meter measurements into a point and then plots a series of those points to form a graph The acquisition mode determines how the graph is calculated Key Points m For each point Sample displays the first meter measurement from the sequence m Peak Detect displays a column representing the maximum and minimum meter measurements during the sequence m Average displays the average of all meter measurements during the sequence Rel A Measurements Rel A acquires a new baseline value for subsequent DMM measurements Use Rel A to store the current DMM value and then measure the relative change from that value When you turn off Rel A the baseline value resets to zero THS 710 amp THS 720 User Manual 3 7 AUTORANGE AUTORANGE Autorange automatically adjusts setup values to track a signal If the signal changes the setup continues to change to track the signal Autorange works independently in scope and meter modes The following controls are preset when you first select the autorange function Scope Mode Meter Mode Acquire mode Sample none Stop acquire after HOLD button only Vertical coupling DC if GND was sel
59. e for F ull Full Scale Bias Voltage a 50 m Open Circuit Voltage Open Circuit Voltage All other ranges All other ranges lt 1 2 V THS 710 amp THS 720 User Manual A 11 Appendix A Specifications DMM Specifications Cont Continuity Check Indication An audible tone is generated when measured resistance is below 50 Q typical Open Circuit Voltage 4 8V typical Test Current typical 1 mA Diode Check Range Zero to 2 V measures forward voltage drop of semiconductor junction Voltage Accuracy 25 typical Open Circuit Voltage 4 8 V typical Test Current typical 1 mA Data Logger Horizontal Scale 24 hours div to 30 s div 4 minutes to 8 days full scale Range General Specifications Display Display Type 4 7 in 120 mm diagonal liquid crystal Display Resolution 320 horizontal by 240 vertical pixels Display Contrast Adjustable temperature compensated Backlight Intensity 35 cd m typical A 12 THS 710 amp THS 720 User Manual Appendix A Specifications General Specifications Cont RS 232 Interface Device Type DTE RJ 45 Connector Signal Probe Compensator Output Output Voltage typical 5 0 V into gt 1 MQ load Frequency typical 1 2 kHz Power Source Battery Replaceable Ni Cd battery pack Battery Life typical Approximately two hours of continuous use from a full charge Low Battery Indication Low battery message first appears approximately ten minutes typical before the ins
60. e instrument SEC DIV to 2 ms div Sh ee ee Use the vertical POSITION rocker to center the test signal on screen Press SET LEVEL TO 50 Pa 8 Change the TekScope instrument setup using the following steps METER MANUNURI score MAUNA SCOPE HORIZON Time Delayed Runs TAL MENU After Main CLEAR MENU 9 Set the delayed time base to 500 ms div 10 Change the TekScope instrument setup using the following steps A METER at Toate D HUA C C Ea 8 SCOPE HORIZON Time Delayed Runs Set delay time TAL After Main to 10 ms 11 Set the delayed time base SEC DIV to 500 ns div 12 Check that the rising edge of the marker crosses the center horizontal graticule line within 4 divisions of center graticule NOTE One division of displacement from graticule center corre sponds to a 50 ppm time base error THS 710 amp THS 720 User Manual D 13 Appendix D Performance Verification AA Check Channel 1 Edge Trigger Sensitivity 1 Set up the TekScope instrument using the following steps Ja HAUNDIA 5 SCOPE SAVE Q Saved Recall Factory RECALL Setup Setup OK Recall Factory ACQUIRE Mode O Average Set to 16 MEAS High Low Min Max Setup Select Ampl Measrmnt OK Select Measrmnt You may need to press Select Page to display this selection 2 Connect the TekScope instrument to
61. ected Bandwidth Full Invert Off Horizontal position Centered Horizontal magnification Off Trigger type Edge Trigger source Lowest numbered channel displayed Trigger coupling DC Trigger slope Positive Trigger holdoff Minimum Display style Vectors Display format YT 3 8 THS 710 amp THS 720 User Manual AUTORANGE These conditions start an autorange cycle Scope Mode Too many or too few waveform periods for a clear display of the lower numbered channel Waveform amplitude too large or too small compared to full screen if only one channel is displayed Waveform amplitude too large or too small compared to half screen if two channels are displayed Autorange adjusts these controls Scope Mode Vertical VOLTS DIV adjusted Horizontal SEC DIV adjusted Trigger level set to 50 THS 710 amp THS 720 User Manual Meter Mode DMM reading exceeds 3600 counts or falls below 330 counts Meter Mode Range adjusted 3 9 AUTORANGE 3 10 These control changes turn off autorange Scope Mode Meter Mode Change to Stop After Single Acquisi Change range VOLTS DIV tion Sequence Change VOLTS DIV Change SEC DIV Change trigger type Change trigger level Change trigger coupling Change trigger holdoff Change display format to XY Change display style THS 710 amp THS 720 User Manual CURSOR CURSOR Press the CURSOR button to display the cursor menu In scope mode cursors
62. ef B for display When you recall a saved waveform the recalled waveform overwrites the previous Ref A or Ref B waveform Saving and Displaying a Waveform in One Step Using a vertical menu you can save a waveform and keep it for display at the same time Refer to Ref A or Ref B Vertical Menu on page 3 62 for information about this capability THS 710 amp THS 720 User Manual SAVE RECALL Save Recall Menu in Meter Mode MILIMIFI SAVE Save Current Choose setup RECALL Setup location Recall Saved Recall Factory Setup Setup Recall Setup Choose setup location Save DMM To Data Choose DMM Data data location Recall DMM Recall Data Data Clear Data From Screen OK Save Setup OK Recall Setup OK Recall Factory OK Save Data OK Recall Data OK Clear Data Key Points Saving and Recalling Setups Whether you save a setup in scope mode or meter mode the TekScope instrument stores its complete setup in nonvolatile memory Saving DMM Data Saving DMM data saves the meter mode meter range current DMM reading statistics and data logger plot THS 710 amp THS 720 User Manual 3 39 SCOPE Mode SCOPE Mode Press the SCOPE button to enter scope mode If already in scope a J mode pressing this button has no effect The scope mode display shown below is divided into four sections The next five pages identify the content of each section in detail Status line TekRun
63. elf with the following setup MITLIINUFIL Sw METER MALIN UFII v aaa MILIINUFII ee Polarity and Positive Set width to Width 500 us Trigger When Less Than Width A triggers occurs only if a positive pulse narrower than 500 us half the period of the clock signal is detected THS 710 amp THS 720 User Manual 2 25 Application Examples Testing a Switching Transistor Drive Circuit You need to evaluate the gate drive circuit for a power FET field effect transistor in a switching power supply The gate drive timing circuit is referenced to chassis ground But the gate drive signal is transformer coupled to the FET which is connected to a 300 VDC bus Set up the TekScope instrument to compare the gate drive signal at the output of the timing circuit to the signal at the gate of the FET Timing circuit 300 VDC bus 2 26 THS 710 amp THS 720 User Manual Application Examples Setup to Test the Transistor Drive Circuit MILIIMIFII You do not have to do anything special to take this difficult measurement Because of the isolated channels you can reference the channel probe to chassis ground and the channel 2 probe directly to the 300 VDC bus Channel 1 displays the gate drive signal directly from the driver and channel 2 di
64. en compare Vaiff to the accuracy limits in the table DC Voltage Source Accuracy Limits VOLTS DIV Setting Output Levels for Vuitt 5 mV div 17 5 mV 17 5 mV 34 05 mV to 35 95 mV 500 mV div 1 75 V 1 75 V 3 405 V to 3 595 V 2 V div 7 00 V 7 00 V 13 62 V to 14 38 V 10 V div 35 0 V 35 0 V 68 1 V to 71 9 V 5 Set DC voltage source output level to 0 V 6 To check channel 2 repeat step 2 substituting CH 2 for CH 1 7 Press CH 1 and WAVEFORM OFF to remove the channel 1 waveform from the display 8 Repeat steps 3 through 5 substituting CH 2 for CH 1 to complete the check of channel 2 THS 710 amp THS 720 User Manual D 7 Appendix D Performance Verification AA Check Channel 1 Bandwidth 1 Set up the TekScope instrument using the following steps HAUMIA SAVE Q Saved Recall Factory RECALL Setup Setup OK Recall Factory ACQUIRE Mode O Average Set to 16 TRIGGER a Noise E MEAS High Low Min Max Setup Select Pk Pk Measrmnt OK Select Measrmnt You may need to press Select Page to display this selection 2 Connect the TekScope instrument to the leveled sine wave generator as shown below Leveled sine wave 50 Q feedthrough generator terminator Output BNC cable D 8 THS 710 amp THS 720 User Manual Appendix D Performance Ver
65. ent occurs It waits for a valid trigger event before acquiring waveform data Paired Cursors Two cross shaped cursors that automatically track the vertical values of a waveform when you adjust their horizontal positions The oscilloscope displays the voltage value and time value between the paired cursors Pixel A visible point on the display The display is 320 pixels wide by 240 pixels high THS 710 amp THS 720 User Manual Glossary 5 Glossary Pop Up Menu A submenu of a menu Pop up menus temporarily occupy part of the waveform display area and present choices associated with the menu item selected You can cycle through the options in a pop up menu by repeatedly pressing the menu button underneath the pop up Pretrigger The specified portion of the waveform record that contains data acquired before the trigger event Pulse Trigger Triggering on events that you can qualify by time The oscilloscope triggers when an incoming pulse width meets time criteria you have defined Record Length The specified number of samples in a waveform Reference Lead The oscilloscope lead attached to the reference voltage in a measurement application Because of the isolated channels the meter common lead and the scope reference leads do not have to be connected to the same reference voltage Reference Waveform A saved wavefrom selected for display You can display two reference waveforms as Ref A and Ref B Rocker A two position
66. eo signal has positive going sync pulses invert the signal using the vertical menu Refer to VERTICAL Controls on page 3 59 for information about inverting a signal 3 52 THS 710 amp THS 720 User Manual UTILITY UTILITY The following are examples of what you can do with each of the six branches in the Utility menu m Use Config to display the firmware version m Use Hard Copy to set up hard copy parameters Refer to HARD COPY on page 3 17 for information about setting up and printing a hard copy m Use RS 232 to set up for remote communication m Use Misc to set the standby or backlight timeout m Use Cal to compensate the signal path m Use Diag to run internal diagnostic routines Press the UTILITY button to display the utility menu You can access the same utility menu from scope mode or meter mode Then use the left most button in the utility menu to choose the branch The remaining items in the utility menu may change depending on the branch you choose THS 710 amp THS 720 User Manual 3 53 UTILITY Config System MANNU METER un m MILIINUFII AA Aa q D MHUNUHI WAU ANA SCOPE or UTILITY Config METER Tek Secure Erase Memory OK Erase Setup Data Key Points Tek Secure If you have acquired confidential data you may want to execute Tek Secure before you return the TekScope instrument to general use Executing Tek Secure accomplishes the following tasks
67. equency than the actual input signal THS 710 amp THS 720 User Manual Glossary 1 Glossary Attenuation The degree the amplitude of a signal is reduced when it passes through an attenuating device such as a probe or attenuator the ratio of the input measure to the output measure For example a 10X probe attenuates or reduces the input voltage of a signal by a factor of 10 Auto Trigger Mode A trigger mode that causes the oscilloscope to automatically acquire if it does not detect a triggerable event Autorange A DMM feature that automatically sets the range to the optimum setting to measure an input signal Also an oscillo scope feature that automatically produces a stable waveform of usable size In both cases autorange continues to change the instrument settings to track additional signal changes Average Acquisition Mode A mode in which the oscilloscope acquires and displays a waveform that is the averaged result of several acquisitions This reduces the apparent noise The oscilloscope acquires data as in the sample mode and then averages it according to a specified number of averages Backlight The illumination behind the liquid crystal display Bezel Buttons The row of buttons below the display that selects items in the menus Glossary 2 THS 710 amp THS 720 User Manual Glossary Common Lead The meter lead attached to the reference voltage in a measure ment application Because of the isolated channe
68. er Manual Application Examples Setup to Measure Resistance MMLUMUFI RII METER WAU ALLA TOGGLE MILIINUFII MAUAINA C C Wg SCORE MILUIMUFIL L MAUAINA METER Going Further If a noisy environment causes an unstable resistance measurement use the Average statistic to average the measurements Refer to page 3 29 for more information You can use the TekScope instrument as a continuity checker With the setup below it beeps when the measured resistance is 50 Q or less typical MITLUINUFIL METER sin E PE MILINOU HAUMIA O p q Pw score a S WAU AIA METER o You can also use the TekScope instrument as a semiconductor junc tion checker Use the setup below to measure the voltage drop across the junction The open circuit voltage is limited to about 4 8 V to prevent damage to reverse biased junctions MLHNUHI METER sin Ea nee MILUIMUFI nau aaa C Aa p q EE SCOPE MIILUIMUFIL E HAU ALA METER a THS 710 amp THS 720 User Manual 2 17 Application Examples Measuring the Frequency of a Clock Signal You suspect that the frequency of a TTL clock signal is out of tolerance Connect the TekScope instrument to the signal to display it and measure its frequency Ch1 Freq 30 62 MHz 2 18
69. iated2 IEC 801 4 Fast Transients IEC 801 5 Surges EN 61010 1 Safety 1 Tektronix supplied ferrite bead required on instrument end of RS 232 cable 2 Performance criteria lt 5 0 div increase in peak to peak noise Sample acquisition mode full bandwidth otherwise lt 1 0 div increase in peak to peak noise 3 Applies to instrument operating from Tektronix supplied AC adapter FCC Compliance Emissions comply with FCC Code of Federal Regulations 47 CFR Part 15 Subpart B Class A Adjustment Interval The recommended adjustment interval is one year A 16 THS 710 amp THS 720 User Manual See Appendix B Factory Setup The table below lists the state of the TekScope instrument after you recall the Factory Setup Control Acquire mode Acquire stop after Acquire of averages Acquire of envelopes Channel selection Cursor H Bar 1 position Cursor H Bar 2 position Cursor V Bar 1 position Cursor V Bar 2 position Cursor function Cursor time units Delayed time base time div Delay time delayed runs after main Data logger rate Display format Display graticule type Display contrast Display style Display trigger T Display accumulate time THS 710 amp THS 720 User Manual Changed by Factory Setup to Sample HOLD button only 16 8 Channel 1 on all others off 3 2 divisions from the center 3 2 divisions from the center 2 divisions from the center 2 divisions from the center Off Seconds
70. ification oh a ee ae 8 9 Set the TekScope instrument VOLTS DIV to 100 mV div Set the TekScope instrument SEC DIV to 10 us div Set the leveled sine wave generator frequency to 50 kHz Set the leveled sine wave generator output level so the peak to peak measurement is between 599 mV and 601 mV Set the leveled sine wave generator frequency to 60 MHz if you are checking a THS 710 or to 100 MHz if you are checking a THS 720 Set the TekScope instrument SEC DIV to 10 ns div Check that the peak to peak measurement is 2425 mV 10 Proceed to the next test to check the channel 2 bandwidth THS 710 amp THS 720 User Manual D 9 Appendix D Performance Verification AA Check Channel 2 Bandwidth 1 First check the channel 1 bandwidth using the previous test Then perform these additional steps to check the channel 2 bandwidth Dr score D WAU ANA cata Or z WAVEFORM OFF MEAS High Low Setup Min Max Select Measrmnt Pk Pk OK Select Measrmnt You may need to press Select Page to display this selection 2 Connect the TekScope instrument to the leveled sine wave generator as shown below Leveled sine wave 50 Q feedthrough generator terminator Ch2 Output BNC cable D 10 THS 710 amp THS 720 User Manual Appendix D Perfo
71. ion o50n5 Pulse trigger width Field 2 Video trigger condition 3 44 THS 710 amp THS 720 User Manual SCOPE Mode Measurement Readout Area The area to the right of the graticule contains cursor and measurement readouts If a measurement qualifier appears with a measurement result the signal may be insufficient to take an accurate measurement a 40m amp 34 4405 gt Cursor readouts 2644 J oT Ampl 616m cu Freq gt Measurement readouts 19 6 1MHz Low signal amplitude Measurement qualifier A For More Information Many of the other sections in this chapter contain additional information about scope mode menus and operation Please refer to those sections which are arranged alphabetically by button name THS 710 amp THS 720 User Manual 3 45 TRIGGER Controls TRIGGER Controls A Triggering is an oscilloscope only function the trigger controls we J shown below have no effect in meter mode SET LEVEL T a O X The trigger types are the following m Edge triggers on the rising or falling edge of the input signal see page 3 48 m Pulse triggers on specific events that you can qualify by time see page 3 50 m Video triggers on field 1 field 2 or a specific line of an NTSC or PAL standard video signal see page 3 52 Use the leftmost button in the trigger menu to choose the trigger type The remaining items in the trigger menu depend on the trigger type you choose
72. ls the meter common lead and the scope reference leads do not have to be connected to the same reference voltage Continuity A test to verify electrical conductivity from one point to another Cursors Paired markers that you can use to make measurements between two waveform locations The oscilloscope displays the values expressed in volts or time of the position of the active cursor and the distance between the two cursors DC Coupling A mode that passes both AC and DC signal components to the circuit Available for both the trigger system and the vertical system Digital Real Time Digitizing A digitizing technique that samples the input signal with a sample frequency of four to five times the oscilloscope bandwidth Combined with sinx x interpolation all frequency components of the input up to the bandwidth are accurately displayed Digitizing The process of converting a continuous analog signal such as a waveform to a set of discrete numbers representing the amplitude of the signal at specific points in time THS 710 amp THS 720 User Manual Glossary 3 Glossary Diode Test A test to verify polarity and measure the forward voltage drop of a semiconductor junction Display The word used to refer to the screen or the LCD liquid crystal display Edge Trigger Triggering that occurs when the oscilloscope detects the source passing through a specified voltage level in a specified direction the trigger slope
73. n check that triggering is stable THS 710 amp THS 720 User Manual D 17 Appendix D Performance Verification Check DC Voltage Accuracy 1 Set the DC voltage source output level to 0 V 2 Set up the TekScope instrument using the following steps S METER N SN HAUATA Pi Cors m METER 3 Connect the TekScope instrument to the DC voltage source as shown below DC voltage source Banana cables D 18 THS 710 amp THS 720 User Manual Appendix D Performance Verification 4 For each range set the DC voltage source output to the level listed below and then compare the meter reading to the accuracy limits Range Output Level Accuracy Limits 400 mV 59 2 mV to 60 8 mV 400 mV 357 7 mV to 362 3 mV 4V 3 577 V to 3 623 V 40 V 35 77 V to 36 23 V 400 V 357 7 V to 362 3 V 880 V 783 V to 801 V 5 Set the DC voltage source output level to 0 V THS 710 amp THS 720 User Manual D 19 Appendix D Performance Verification Check AC Voltage Accuracy 1 Set the AC voltage source output level to 0 V 2 Set up the TekScope instrument using the following steps rae HAUATA m METER 3 Connect the TekScope instrument to the AC voltage source as shown below AC voltage source
74. ne minute to 15 minutes or to time out off Power off time out operates only when you use battery power Backlight Time Out Press this button to adjust the backlight time out delay This feature automatically turns the backlight off after a period of time if left unattended Use the rocker to set the backlight time out delay from one minute to 15 minutes or to time out off Backlight time out operates only when you use battery power 3 56 THS 710 amp THS 720 User Manual UTILITY Cal System rua D TAUA amp a SCOPE or UTILITY METER Signal Path Factory Scope Factory DMM OK Compensate Signal Path OK Factory Cal Scope OK Factory Cal DMM Key Points Signal Path Compensation Signal path compensation optimizes the oscilloscope accuracy for the current ambient temperature For maximum accuracy recompensate the signal path if the ambient temperature changes by 5 C or more To compensate the signal path disconnect any probes or cables from the channel 1 and channel 2 input BNC connectors Then press the OK Compensate Signal Path button to confirm that you are ready to proceed Factory Scope and Factory DMM Service personnel use these functions to calibrate the oscillscope and DMM internal voltage references Refer to your Tektronix field office or representative for assistance with these processes THS 710 amp THS 720 User Manual 3 57 UTILITY 3 58
75. ng automatic Power Off Time out or Backlight Time out Refer to page 3 56 for a description of these features The TekScope instrument turns off automatically when the battery runs low A low battery message appears in the display about ten minutes before the automatic shutdown Nickel cadmium batteries can lose capacity permanently if not allowed to discharge completely Whenever possible allow the battery to discharge completely before you recharge it to minimize this capacity loss Charging the Battery Pack Before using the battery for the first time it must be charged You can use external power to charge the battery pack while it is in the TekScope instrument Or you can charge the battery pack with the optional external battery charger Typical battery charging times are listed below Configuration Typical Charging Time 20 hours 1 5 hours Battery pack in TekS cope instrument Battery pack in external charger CAUTION To avoid loss of saved information when a battery pack is not installed set the ON STBY control to STBY before disconnecting external power 1 6 THS 710 amp THS 720 User Manual Getting Started Using External Power Using external power from the AC adapter or cigarette lighter adapter has the following advantages m Saves internal battery power for portable operation later m Charges internal battery pack m Allows extended operation the Standby Time out and Backlight Time out featu
76. nputs CAT II Environment 600 Vams CAT Ill Environment 300 Vas Maximum Voltage Overvoltage Category Maximum Voltage E Input and Earth Ground CAT II Environment 600 Vams CAT Ill Environment 300 Vams DC Voltage Ranges and Resolution Resolution r THS 710 amp THS 720 User Manual A 9 Appendix A Specifications DMM Specifications Cont DC Voltage Accuracy 0 5 of reading 5 counts Normal Mode Rejec Rejects AC signals by gt 60 dB at 50 Hz or 60 Hz user selectable tion typical Common Mode Rejec tion typical AC Voltage Conversion Type AC conversions are true RMS The AC measurement is based on the AC and DC components of the signal as shown below AC Measurement RMS AC DC DC Ranges and Resolution Resolution r Accuracy Maximum Error Sinusoidal waveforms with no 2 of reading 5 counts DC component Nonsinusoidal waveforms with 4 of reading 5 counts Rejects AC signals by gt 100 dB at 50 Hz or 60 Hz user Selectable crest factor up to 3 and no DC component Bandwidth typical gt 5 kHz for all ranges Common Mode Rejec Rejects AC signals by gt 60 dB atDC 50 Hz and 60 Hz tion typical A 10 THS 710 amp THS 720 User Manual Appendix A Specifications DMM Specifications Cont Q Resistance Ranges and Resolution Resolution 10 Accuracy typical Maximum Error 0 5 of reading 2 counts 2 of reading 5 counts for lt 60 relative humidity Bias Voltag
77. nt THS7HCA Hard Carrying Case The hard carying case provides ultimate protection for the TekS cope instrument This case has room for the TekS cope instrument voltage probes meter leads current probes AC power adapter battery charger spare battery and manuals i A621 and A622 Current Probes Two Tektronix current probes extend the TekS cope instrument to handle current and power measurements These clamp on probes do not require disconnections to insert them into the circuit Both current probes have BNC connectors for the oscilloscope channels and include safety banana jack adapters for use with the DMM A621 AC only 2 000 A max 5 Hz to 50 kHz selectable output at 1 10 or 100 mV A A622 AC or DC 100 A max DC to 100 kHz selectable output at 10 or 100 mV A A605 and A610 Current Probes These busbar style current probes have banana plug connectors to measure current using the DMM A605 AC only 500 A max 48 Hz to 1 kHz 1 mV A A610 AC or DC 500 A max DC to 440 Hz 1 mV A C 4 THS 710 amp THS 720 User Manual Appendix C Accessories Optional Accessories Cont P6129B 1X 10X Switchable Passive Probes The P6129B 1X 10X switchable passive probes have 10 MHz _ 100 MHz bandwidth and are optimized for applications that as require high sensitivity Rated at 420 V DC peak AC these probes are suitable for floating measuremen
78. nt Set to Probe 100 mV A HORIZON Trigger 50 TAL MENU Position TRIGGER Type Pulse e Ee cael ous a Polarity and Positive Set width to Width 250 us Trigger When Equal To Set 5 Width CURSOR Function Paired Set cursor to horizontal center of graticule Set appropriate VOLTS DIV for each channel Set SEC DIV so that the sweep duration is approximately equal to the motor start up time When the motor starts the 1200 RPM point is displayed at the center of the graticule Use the cursor on channel 2 to measure the armature current at this point Going Further Change the trigger pulse width setting to trigger at other specific motor RPMs to complete the test THS 710 amp THS 720 User Manual 2 31 Application Examples Using the Oscilloscope and DMM at the Same Time You need to evaluate a VCO voltage controlled oscillator circuit You want to produce a graph of the output frequency as a function of the input control voltage Set up the TekScope instrument to provide you with data for your graph VCO 3 584 VDC Chi Freq 26 76 MHz 2 32 THS 710 amp THS 720 User Manual Application Examples Setup to Use DMM and Oscilloscope Together HAUMIA TI TOGGLE UMNA C ee Se METER AUTO VDC aa RANGE SCOPE AUTO RANGE MEAS Select Frequency Measmnt for CH1 O
79. nual TRIGGER Controls m Equal To Width triggers on a pulse that matches the set pulse width within a given tolerance Use the rocker to set the tolerance in percent For example if the pulse width is set to 1 us and the tolerance is set to 20 triggering occurs only on pulse widths in the range from 800 ns to 1 2 us m Not Equal To Width triggers on a pulse that does not match the set pulse width and tolerance Use the rocker to set the tolerance Trigger Location The T symbol shows where triggering occurs for the four trigger conditions Triggers when less than width setting Triggers when equal to width setting ie Tolerance setting THS 710 amp THS 720 User Manual Triggers when greater than width setting on T Triggers when not equal to width setting Jit Saad tee Tolerance setting 3 51 TRIGGER Controls Video Trigger Choose video triggering to trigger on field 1 field 2 or the lines of an NTSC PAL or SECAM standard video signal Also you can trigger on nonstandard video signals with scan rates up to 65 kHz S ruin i a IINU TOGGLE MILIIMUHI EE C q a MITLUINUFII B MENU Source Ch1 Ch2 Trigger On Field 1 Field 2 Any Field Lines Mode amp Holdoff Auto Set holdoff Normal Key Points Sync Pulses When you choose Video the trigger always occurs on negative going sync pulses If your vid
80. orm from the display select the waveform and then press the WAVEFORM OFF button Press the MENU button to display the vertical menu The contents of the vertical menu depend on which waveform is selected THS 710 amp THS 720 User Manual 3 59 VERTICAL Controls 3 60 Channel 1 or Channel 2 Vertical Menu The vertical menu contains the following items when channel 1 or channel 2 is the selected waveform VERTICAL Coupling DC MENU AC GND Invert Invert Off Invert On Bandwidth Full Bandwidth 20 MHz Poston Probe Type Current Probe Set conversion factor Voltage Probe Set probe attenuation GND Coupling Use GND coupling to display a zero volt waveform When you use GND coupling the input BNC connector is discon nected from internal circuits Internally the channel input and its reference are connected to create a zero volt reference level VOLTS DIV Rocker Use the VOLTS DIV rocker to change the vertical sensitivity when acquisition is running When acquisition is stopped the rocker scales the waveform vertically MITLUINUFIT NAUAN MILIINUHI aD Key Points THS 710 amp THS 720 User Manual VERTICAL Controls Math Vertical Menu The vertical menu contains the following items when Math is the selected waveform METER Wu ain D SCOPE VERTICAL Function Chl Ch2 MENU Chi Ch2 Ch2 Chl Chl x Ch2 Key Points Math Waveform Units
81. p METER T HAUAA MILUNUFII SCOPE SCOPE UTILITY MAUAINA OK Run Test A dialog box displays the result when the self test completes Press the CLEAR MENU button to continue operation THS 710 amp THS 720 User Manual D 5 Appendix D Performance Verification AA Check DC Measurement Accuracy 1 Set the DC voltage source output level to 0 V 2 Set up the TekScope instrument using the following steps T Ea SAVE Recall Saved Recall Factory RECALL Setup Setup OK Recall Factory a E VERTICAL Probe Type Voltage Probe Setto 1X MENU MEAS Select Mean Measrmnt OK Select Measrmnt You may need to press Select Page to display this selection 3 Connect the TekScope instrument to the DC voltage source as shown below DC voltage source a Dual banana 8 to bnc adapter BNC cable D 6 THS 710 amp THS 720 User Manual Appendix D Performance Verification 4 For each VOLTS DIV setting listed below perform the following steps a Set the DC voltage source output level to the positive voltage listed and then record the mean measurement as V pos b Reverse the polarity of the DC voltage source and then record the mean measurement as Vneg c Calculate Vaitf Vpos Vneg and th
82. plied are approved for the country of use Compliances Consult the product specifications for Overvoltage Category and Safety Class THS 710 amp THS 720 User Manual BTA Preface This User Manual describes the capabilities operation and applications of the THS 710 and THS 720 TekScope instruments In This Manual The following table shows you where to find information in this manual If you are looking for Product overview Details about a product feature Application examples Operation instructions Information about battery operation Information about using external power Information about making a hard copy Technical specifications Recommended accessories THS 710 amp THS 720 User Manual Turn to Product Description on page 1 1 Reference on page 3 1 Look up the front panel button for the feature Application Examples on page 2 13 Understanding the Front Panel on page 2 1 Changing the Battery Pack on page 1 5 Using External Power on page 1 7 HARD COPY on page 3 17 Specifications appendix on page A 1 Accessories appendix on page C 1 Preface Conventions TekScope instrument setups are shown in tables The Application Examples and Performance Verification sections use tables to show specific setups The Reference section uses similar tables to show the complete contents of the menu system The header of each table contains icons that represent the controls and menu items used
83. raticule Area The graticule area contains waveforms and position indicators Horizontal position indicator Unselected waveform Trigger position indicators Trigger level indicator Selected See ne a E waveform 3 J Full graticule 3 42 THS 710 amp THS 720 User Manual SCOPE Mode Waveform Readout Lines The readout lines below the graticule contain specific information about displayed waveforms The top line displays vertical readout for channel 1 and channel 2 The bottom line displays readout for Ref A Ref B or Math whichever waveform was selected last Vertical readouts Chi 200my F fie TVR q100ns chi 324mY Math gY The table below shows examples of the vertical readout symbols Vertical Readout Symbols Explanation thz Selected waveform chi Unselected waveform Inverted channel Rai GND coupling Piy AC coupling By Bandwidth limit on Reference waveform Ref B recalled from waveform storage location eight THS 710 amp THS 720 User Manual 3 43 SCOPE Mode The waveform readout lines also show time base and trigger information Main or delayed Trigger time base information mnr on N chi 20m che 100m 10005 chi 145m4 100m Sms Reference waveform time base The table below shows examples of the trigger information Trigger Information Explanation chi Trigger source pa Edge trigger slope 148m Trigger level TL Pulse trigger polarity gt Pulse trigger condit
84. rcuit under test than the probe tip When taking a floating measurement between two nodes of a circuit attach the probe reference lead to the lowest impedance or least dynamic of the two nodes Beware of High Voltages Understand the voltage ratings for the probes you are using and do not exceed those ratings Two ratings are important to know and understand m The maximum measurement voltage from the probe tip to the probe reference lead m The maximum floating voltage from the probe reference lead to earth ground These two voltage ratings depend on the probe and your application Refer to Specifications beginning on page A 1 for more information WARNING To prevent electrical shock do not exceed the measure J ment or floating voltage ratings for the oscilloscope input BNC connector probe tip probe reference lead DMM input connector or DMM lead 2 12 THS 710 amp THS 720 User Manual a aa Application Examples This section presents a series of application examples These simplified examples highlight the features of the TekScope instrument and give you ideas about using it to solve your own test problems The first two examples demonstrate basic scope and meter operation The remaining examples provide an overview of applications that cover the following areas Digital circuit testing m Analog circuit testing m Power electronic testing m Motor testing m Power quality monitoring m Video signal testing THS
85. refer to those sections which are arranged alphabetically by button name 3 36 THS 710 amp THS 720 User Manual SAVE RECALL SAVE RECALL Press the SAVE RECALL button to save or recall any of the following m Setups m Oscillscope waveforms DMM Data Save Recall Menu in Scope Mode Roe MILIINUFII eo D SAVE Save Current To Setup Choose setup RECALL Setup location Recall Saved Recall Factory Setup Setup Recall Setup Choose setup location Save selected To Waveform Choose wave wim form location Recall Saved Load REFA Waveform From Wfrm Load REFB From Wfrm OK Save Setup OK Recall Setup OK Recall Factory OK Save Waveform OK Recall Waveform THS 710 amp THS 720 User Manual 3 37 SAVE RECALL 3 38 Key Points Saving and Recalling Setups Whether you save a setup in scope mode or meter mode the TekScope instrument stores its complete setup in nonvolatile memory When you recall the setup you will be in the mode from which the setup was saved Recalling the Factory Setup You can recall the Factory Setup to initialize the TekScope instrument to a known setup Appendix B describes the Factory Setup in detail Saving a Waveform Push the CH 1 CH 2 or MATH button to choose the waveform to save Waveform position and scale factors are saved with each waveform Recalling a Waveform Recall a saved waveform into either Ref A or R
86. res are automatically disabled when external power is used Maintains floating measurement capability of the oscilloscope channels and DMM Attach the external power source as shown below The DC INPUT disconnects itself if an overvoltage is applied If this occurs disconnect and then reconnect the AC adapter or cigarette lighter adapter to resume operation from external power External power to DC INPUT CAUTION To avoid overheating do not connect external power while the instrument is in a confined space such as in the soft case THS 710 amp THS 720 User Manual 1 7 Getting Started Using the Tilt Stand A built in tilt stand folds out and snaps back into place when not in use For benchtop use lock the tilt stand in place with the hinged flap To hang the TekScope instrument over a nail rotate the tilt stand 180 You can also extend the hinged flap as shown to hang the instrument from a ladder rung or over the top of a door 1 8 THS 710 amp THS 720 User Manual Getting Started Functional Check After you install batteries or connect external power you can perform this quick functional check to verify that your TekScope instrument is operating correctly 1 Press the ON OFF button to turn on the TekScope instrument 2 After a few seconds you should see a window with the mes
87. rigger Key Points Acquisition Modes You can choose one of four acquisition modes Sample Peak Detect Envelope or Average The next two pages describe these acquisition modes in detail THS 710 amp THS 720 User Manual 3 3 ACQUIRE Samples acquired in four Acquisition Displayed record acquisition intervals mode points Interval 1 2 3 4 Interval 1 2 3 4 e e e e e ay Ar he s o ghee Sample N Fai Sample mode acquires one sample in each interval e _ e A j ly e v eel Peak Detect ees Peak Detect mode uses the lowest and highest samples from two consecutive intervals Sample Use Sample acquisition mode for the fastest acquisition at any SEC DIV setting Sample mode is the default mode Peak Detect Use Peak Detect acquisition mode to limit the possibility of aliasing Also use Peak Detect for glitch detection You can see glitches as narrow as a 8 ns Peak Detect is only functional at SEC DIV settings of 1 us div or slower For SEC DIV settings of 500 ns div or faster the TekScope instrument switches to Sample acquisition mode automatically 3 4 THS 710 amp THS 720 User Manual ACQUIRE Three acquisitions from one source Acquisition mode Acquisition 1 Envelope uses Peak Detect mode Finds highest and for each individual acquisition lowest record points over many acquisitions Average uses Sample mode for Calculates average value e
88. rmance Verification Set the TekScope instrument VOLTS DIV to 100 mV div Set the TekScope instrument SEC DIV to 10 us div Set the leveled sine wave generator frequency to 50 kHz oh a ee ae Set the leveled sine wave generator output level so the peak to peak measurement is between 599 mV and 601 mV 7 Set the leveled sine wave generator frequency to 60 MHz if you are checking a THS 710 or to 100 MHz if you are checking a THS 720 8 Set the TekScope instrument SEC DIV to 10 ns div 9 Check that the peak to peak measurement is 2425 mV THS 710 amp THS 720 User Manual D 11 Appendix D Performance Verification AA Check Sample Rate and Delay Time Accuracy 1 Set up the TekScope instrument using the following steps MHNUHII MIMLIINUFII TOGGLE MILIIMUHI C A G HAUAA SCOPE SAVE Recall Saved Recall Factory RECALL Setup Setup OK Recall Factory VERTICAL Probe Type Voltage Probe Setto 1X MENU 2 Connect the TekScope instrument to the time mark generator as shown below Time mark generator 50 Q feedthrough terminator Output BNC cable D 12 THS 710 amp THS 720 User Manual Appendix D Performance Verification Set the time mark generator period to 10 ms Set the TekScope instrument VOLTS DIV to 500 mV div Set the TekScop
89. sage Power On self check PASSED Press the CLEAR MENU button 3 Press the SCOPE button 4 Connect the oscilloscope probe to the channel input BNC Attach the probe tip and reference lead to the PROBE COMP connectors on the right side of the TekScope instrument Probe reference lead to h 0 o 0 0PMIM gt 5 Probe tip to PROBE COMP 00 00 C 0000992 00000 009 00009 THS 710 amp THS 720 User Manual 1 9 Getting Started 1 10 5 Press the AUTORANGE button Within a few seconds you should see a square wave in the display approximately 1 2 kHz If you want repeat steps 4 and 5 for channel 2 of the oscillo scope Press the METER button Press the VDC bezel button Press the AUTORANGE button FANN Connect meter leads to the TekScope instrument and touch the meter lead tips to the PROBE COMP output as shown below DMM lead to PROBE COMP COM lead to 00000 00g 10 Verify that the TekScope instrument measures an average DC voltage of 2 5 0 25 V THS 710 amp THS 720 User Manual Operating Basics a 4 Functional Overview This section covers the following topics m Understanding the front panel m Using scope mode m Using meter mode m Connecting and using the probes m Taking floating measuremen
90. sample acquisition typical mode MAG on no measurements Single Sequence Acquisition Mode Acquisition Stops After Sample Peak Detect Single acquisition one or two channels simultaneously Average Envelope N acquisitions one or two channels simultaneously N is settable from 2 to 256 or co THS 710 amp THS 720 User Manual A 1 Appendix A Specifications Oscilloscope Specifications Cont Inputs Input Coupling DC AC or GND Input Impedance 1 MQ 1 in parallel with 25 pF 2 pF DC Coupled Maximum Voltage Overvoltage Category Maximum Voltage Scare nou Common at Input BNC CAT II Environment 300 Vams CAT IIl Environment 150 Vrms For steady state sinusoidal waveforms derate at 20 dB decade above 100 kHz to 13 Vp at 3 MHz and above Also refer to Overvoltage Category description on page A 15 Maximum Voltage 30 Vrms 42 4 Vox Between Common and Earth Ground at BNC Channel to Channel 100 1 at frequencies lt 50 MHz measured on MATH Chl Ch2 Common Mode Rejec waveform with test signal applied between signal and common tion typical of both channels and with the same VOLTS DIV and coupling settings on each channel Channel to Channel gt 100 1 at 50 MHz measured on one channel with test signal Crosstalk typical applied between signal and common of the other channel and with the same VOLTS DIV and coupling settings on each channel Common to Chassis 65 pF Capacitance typical A 2 THS 710 amp THS
91. se date a Ae Table of Contents General Safety Summary ccc ce ccseccceces iii Prelate 65 6 0555468 ss KOR OTR EREET TE ED EEEE EE v In This Manuals o cecegan a ra aa ea Ae Aaa a v CONVentioNS as acces od eea Suh cute One oun O SNA vi Getting Started Product Description lt 0 a S are tanga 69S eae RAs 1 1 Replacing the Battery Pack 34 vi ecd cages antes tueeeeees 1 5 Using External Power oi s 209 en oo tex eet owe ta neaws 1 7 Using the Tilt Stand 2 53 fas oh ey eee eh 2 a 1 8 Functional Check go i2duia sai e844 44 eet RCL e UE aes 1 9 Operating Basics Functional Overview oeics esc ot eriwtesceeeee hee nes 2 1 Understanding the Front Panel 20000 2 1 Using Scope Mode cays oatd ia weueec et emtietie eee ess 2 6 Using Meter Mode erie corn et Gua Ree se Sok i ia aaa ae a ae awe 2 7 Compensating the Oscilloscope Probes 2 8 Taking Floating Measurements 00 008 2 10 Application Examples cece cece cece eens 2 13 Displaying an Unknown Signal 008 2 14 Measuring Resistance 5 506 045 405 eetdatscSseaas Sades 2 16 Measuring the Frequency of a Clock Signal 2 18 Measuring Propagation Delay 000000 e eee 2 20 Triggering on a Missing Data Pulse 2 22 Detecting Narrow Glitches 0 0 20 cee ee eee 2 24 Testing a Switching Transistor Drive Circuit 2 26 Me
92. splays the signal as it is received by the power FET Going Further The isolated channels allow you to reference a channel to AC as well as DC voltages m You can connect the P5102 probe reference lead to 50 Hz 60 Hz or 400 Hz AC power lines up to the maximum voltage rating m You can connect the P6113B or P5102 probe reference lead to dynamic signals with slew rates up to 3000 V us up to the maximum voltage rating Because you can connect to references other than ground you can take many measurements that would otherwise require an oscillo scope with a differential input THS 710 amp THS 720 User Manual 2 27 Application Examples Measuring Instantaneous Power Dissipation in a Switching Transistor The output transistor in a switching power supply is hotter than it should be You are concerned about its peak power dissipation Set up the TekScope instrument to measure the instantaneous power dissipation of the transistor using an optional current probe 100 mV A e Voltage waveform Ch 1 Current waveform Ch 2 Power waveform Math 2 28 THS 710 amp THS 720 User Manual Application Examples Setup to Measure Instantaneous Power Dissipation ee a ae eee CH2 Probe Type Current Set to Probe 100 mV A AUTO RANGE MATH Chl x Ch2 Move
93. st check the channel 1 edge trigger sensitivity using the previous test Then perform these additional steps to check the channel 2 edge trigger sensitivity WAU ANA han WAVEFORM OFF MEAS High Low Setup Min Max Select Measrmnt Ampl OK Select Measrmnt You may need to press Select Page to display this selection 2 Connect the TekScope instrument to the leveled sine wave generator as shown below Leveled sine wave 50 Q feedthrough generator terminator Ch2 Output BNC cable D 16 THS 710 amp THS 720 User Manual Appendix D Performance Verification Set the leveled sine wave generator frequency to 100 MHz Set the TekScope instrument VOLTS DIV to 500 mV div Set the TekScope instrument SEC DIV to 10 ns div NN on Aa U Set the leveled sine wave generator output level to approximately 50 mVp p so that the measured amplitude is approximately 500 mV The measured amplitude can fluctuate around 500 mV 7 Press SET LEVEL TO 50 Adjust TRIGGER LEVEL as necessary and then check that triggering is stable 8 Change the TekScope instrument setup using the following steps MILUIMUFI Tuan Eid score wane SCOPE TRIGGER falling edge 9 Press SET LEVEL TO 50 Adjust TRIGGER LEVEL as necessary and the
94. t to 90 Pretrigger Set 3 20 THS 710 amp THS 720 User Manual HORIZONTAL Controls Key Points SEC DIV Rocker If waveform acquisition is stopped using the HOLD button changes you make to the time base have no effect until you restart acquisition Roll Mode Display To obtain a rolling display similar to a strip chart recorder select Auto trigger mode and set SEC DIV to 500 ms div or slower POSITION Rocker You can position each of the two reference waveforms Ref A and Ref B independently of the three live waveforms Ch 1 Ch 2 and Math Or you can set the horizontal position of all waveforms track each other Refer to Ref A or Ref B Vertical Menu on page 3 62 for information about this capability MAG Button To switch between the normal and magnified displays press the MAG button m Normal display compresses the 2500 point waveform by a factor of ten to form 250 horizontal points in the display m Magnified display expands the horizontal scale by a factor of ten and displays one waveform point per pixel m Use the POSITION rocker to choose the section of the waveform to magnify The horizontal position indicator shows you the location of the magnified segment in the full waveform record HH MAG off MAG on THS 710 amp THS 720 User Manual 3 21 HORIZONTAL Controls Readout The waveform reado
95. ter mode the measurements take the form of statistics which are calculated from successive meter readings Measurements in Scope Mode ia mumm oe MILINUEI EEN C m e SCOPE MEAS Select six pages of Meastmnt measurements Remove Measrmnt Choose mea Measrmnt surement All Measrmnts High Low Histogram Setup Min Max OK Select Measrmnt OK Remove Measrmnt Choosing Measurements You can perform up to four automatic measurements on the selected waveform and display them along the right side of the graticule The table beginning on page 3 26 describes the scope mode measurements in detail Key Points THS 710 amp THS 720 User Manual MEAS Tek Run SOOMS s Average Git ES O 000 vac F c1 Rise g 28n5 chd Ampl 616mY cu Freg 19 53MHz High Low Setup The TekScope instrument determines the 10 50 or 90 levels of the selected waveform and then uses them to calculate the measurements You can choose the method used to determine these levels m Histogram sets the values statistically it finds the most common value either above or below the midpoint depending on whether it is defining the high or low reference level Since this statistical approach ignores short term aberrations overshoot ringing noise histogram is the best method for measuring digital waveforms and pulses m Min max uses the highest and lowest values of the waveform record This method
96. the Trigger When submenu to Less Than Width With this setup TekScope instrument triggers if the spacing between the pulses ever drops below 980 us which indicates an occurrence of an extra pulse m Use the second channel to find the cause of the problem You can correlate the cause and the effect because the TekScope instrument always acquires both channels at exactly the same time THS 710 amp THS 720 User Manual 2 23 Application Examples Detecting Narrow Glitches An elapsed time counter circuit operates from a precision 1 kHz square wave clock signal supplied by another source Occasionally the counter counts too fast You suspect glitches in the clock signal are causing the problem Set up the TekScope instrument to look for glitches in the clock signal 0 00 00 i 0000992 00000 009 000049 2 24 THS 710 amp THS 720 User Manual Application Examples Setup to Detect Narrow Glitches minimun na 13 MILIINUHII Taw aaa MILIINUFII Ad na SCOPE AUTO RANGE Monitor the clock signal for several minutes In Envelope acquisition mode the TekScope instrument displays the 1 kHz square wave clock signal plus intermittent glitches that are as narrow as 8 ns Going Further You can trigger on the glitch its
97. to set up the instrument To make a specific setup read the table from left to right and then from top to bottom as shown below The table contains the symbol if no action is required METER MULUNUFIL veten MUSIM MTLINUHI MILIUNUHII TAURA A g B MLINU NAUAN A 1 Choose 2 Press this 3 Press this 4 Pressthe 5 Use the scope mode button onthe bezel button bezel button rocker to or meter front panel again until set the value mode this selection fora parame is highlighted ter vi THS 710 amp THS 720 User Manual Getting Started O Getting Started In addition to a brief product description this chapter covers the following topics m How to change the battery pack m How to use external power m How to use the tilt stand m How to perform a quick functional check Product Description The THS 710 and THS 720 TekScope instruments combine a two channel oscilloscope and a digital multimeter DMM in a rugged handheld package General Features m Battery power or external power m High resolution high contrast display with temperature compensation for clear visibility over a wide temperature range m Onboard waveform data and setup storage m RS 232 communication port to load setups download wave forms and make hard copies m Fully programmable through the RS 232 communication port THS 710 amp THS 720 User M
98. towel dampened with water to clean the instrument You can use a 75 isopropyl alcohol solution for more efficient cleaning CAUTION To avoid damage to the surface of the TekScope instru ment do not use any abrasive or chemical cleaning agents THS 710 amp THS 720 User Manual E 1 Appendix E General Care and Cleaning E 2 THS 710 amp THS 720 User Manual Glossary and Index ES T Glossary t Rocker The general purpose rocker button on the front panel that you can use to set parameters The specific parameter assigned to the rocker depends on other selections AC Coupling A mode that blocks the DC component of a signal but passes the dynamic AC component of the signal Useful for observing an AC signal that is normally riding on a DC signal Acquisition The process of sampling signals from input channels digitizing the samples processing the results into data points and assembling the data points into a waveform record The waveform record is stored in memory Active Cursor The cursor that moves when you adjust the rocker The readout on the display shows the position of the active cursor Aliasing A false representation of a signal due to insufficient sampling of high frequencies or fast transitions A condition that occurs when an oscilloscope digitizes at an effective sampling rate that is too slow to reproduce the input signal The waveform displayed on the oscilloscope may have a lower fr
99. trument powers off automatically Battery Saver Standby Time out and Backlight Time out extend battery life Time out ranges from 1 minute to 15 minutes or off Battery Charging Time With TekScope instrument 20 hours typical operating With TekS cope instrument 20 hours turned off In external charger 1 5 hours THS 710 amp THS 720 User Manual A 13 Appendix A Specifications General Specifications Cont Power Source 12 VDC nominal center positive Operates with input from 10 VDC to 15 VDC The DC INPUT disconnects itself automatically if gt 15 VDC is applied If this occurs disconnect the overvoltage and then reconnect to a voltage in the proper range External Power All memory is retained indefinitely with battery removed and without external power applied Memory Retention typical Fuse This instrument has no user replaceable fuses Environmental Temperature Operating 10 C to 50 C Nonoperating 20 C to 60 C Humidity 40 C or below lt 95 relative humidity 41 C to 50 C lt 75 relative humudity Altitude Operating 2 000 m Nonoperating 15 000 m Random Vibration Operating 2 66 Ors from 5 Hz to 500 Hz 10 minutes on each axis Nonoperating 3 48 gras from 5 Hz to 500 Hz 10 minutes on each axis Drop Resistance Survives a 30 in drop onto concrete with only cosmetic damage typical A 14 THS 710 amp THS 720 User Manual Appendix A Specifications General Specifications
100. ts You can find specific information about each of the controls in the Reference chapter of this manual Understanding the Front Panel The front panel has buttons for the functions you use most often and menus to access more specialized functions With the autorange feature you can setup the TekScope instrument automatically in both scope and meter modes Using the Menu System To use the menu system follow the steps shown on the next two pages THS 710 amp THS 720 User Manual 2 1 Functional Overview 1 Press a front panel button to display the menu you want to use MENUS 2 amp EH On VERTICAL i HORIZONTAL EE TRIGGER ED SAVE DISPLAY UTILITY 2 Press a bezel button to choose a menu item If a pop up menu appears continue to press the bezel button to choose an item in the pop up menu You may need to press the Select Page bezel button to access additional menu items Recall Factory Setup Recall Setup 1 factory Save Recall Save Recall OK current Saved thi Saved Recall Setup Setup Waveform Factory 2 2 THS 710 amp THS 720 User Manual Functional Overview 3 Certain menu choices require you to set a numerical parameter to complete the setup Use the rocker to adjust the parameter value or press the TOGGLE button to reset the parameter to its default value Recall Factory Setup Recall setu actory Save Rec
101. ts up to 42 Vpk The P6561AS 10X passive probes have 100 MHz bandwidth and support low voltage lt 42 Vox logic probing The probes connect to IC clip adapters or have minature adapters for probing Surface mount devices These probes are suitable for floating measurements up to 42 Vox y The P6408 is a 16 bit word recognizer probe for TTL logic AL operating at clock rates up to 20 MHz This probe is used for ea DocuWave is a DOS application that helps interface the TekS cope instrument to your PC You can upload and download waveforms and setups You can export acquired data to spreadsheets for further analysis to word processors to integrate with your documentation or to printers and plotters to make hard copies ia Programmer Manual 070 9245 XX provides information about remote control operation Service Manual 070 9246 XX provides information about maintenence and module level repair THS 710 amp THS 720 User Manual C 5 Appendix C Accessories C 6 THS 710 amp THS 720 User Manual es a Appendix D Performance Verification This appendix contains performance verification procedures for the specifications marked with the symbol The following equipment or a suitable equivalent is required to complete these procedures Minimum Description Requirements Examples DC Voltage Source 60 mV to 800 V 0 1 Wavetek 9100 Uni
102. ursor readout Going Further The above example uses cursors to take relative timing measure ments A seconds between two different waveforms If you are measuring just one waveform select the Paired cursor function to measure A volts and A seconds at the same time THS 710 amp THS 720 User Manual 2 21 Application Examples Triggering on a Missing Data Pulse A positive going TTL data pulse 20 us wide should occur at least once every millisecond The circuit is not working correctly and you suspect an occasional missing pulse Set up the TekScope instru ment to find the missing pulse 2 22 THS 710 amp THS 720 User Manual Application Examples Setup to Find Missing Data Pulse ae eee SCOPE AUTO RANGE TRIGGER Polarity and Negative Set width to Width 1 ms minimun METER 14 14 MILIINUHII TOGGLE HAUMIA C Trigger When Greater Than Width The TekScope instrument triggers if the signal remains in the low state longer than 1 ms If it does you have found an occurrence of a missing pulse Going Further You can extend this application in several ways m If the pulses are supposed to be periodic 1 ms period and you suspect an occasional extra pulse change the width setting to 980 us and
103. ut shows the horizontal scale factor below the graticule Page 3 40 shows the location of this readout Time Base Choose the Main or Delayed time base The delayed time base runs at the preset delay time after the trigger event for the main time base Use the rocker to set the delay time oy Delayed Main trigger waveform record point Main trigger source Delay time Trigger Position Choose the amount of pretrigger m Set to 10 places the trigger point near the beginning of the waveform record m Set to 50 places the trigger point at the center of the waveform record m Set to 90 places the trigger point near the end of the waveform record m You can also set any amount of pretrigger 0 to 100 with the rocker 3 22 THS 710 amp THS 720 User Manual HORIZONTAL Controls Horizontal Operations in Meter Mode METER MILUINUFI mre wnat METER HORIZONTAL MENU Key Points SEC DIV Rocker To adjust the scroll speed of the data logger plot use the SEC DIV rocker If you change the scroll speed data in the logger display is erased Other Controls The POSITION rocker and MAG button have no effect in meter mode THS 710 amp THS 720 User Manual 3 23 MEAS MEAS 3 24 You can use the MEAS button to access the automatic measurement capability of the TekScope instrument In scope mode the instrument measures the 2500 point selected waveform In me
104. versal accuracy Calibration System with Oscilloscope Calibration AC Voltage Source 300 mV to 640 V 0 5 Module Option 250 accuracy at 500 Hz Fluke 5500A Multi prod uct Calibrator with Oscil loscope Calibration Time Mark Generator 10 ms period 50 ppm Option Option Leveled Sine Wave Gen 50 kHz and 100 MHz erator 3 amplitude accuracy Banana to Banana Shielded banana jacks Tektronix Deluxe Meter Cable two required on each end Lead Set 012 1483 XX 50 Q BNC Cable BNC male to BNC male Tektronix part number 36 in 1 m long 012 0482 XX 50 Q Feedthrough Ter BNC male and female Tektronix part number mination connectors 011 0099 XX Dual Banana to BNC Banana plugs to BNC Tektronix part number Adapter female 103 0090 XX THS 710 amp THS 720 User Manual D 1 Appendix D Performance Verification Test Record Serial Number Procedure Performed by Date Test Passed Failed Self Test Channel 1 DC 35 95 mV Channel 2 DC 35 95 mV Channel 1 Bandwidth Channel 2 Bandwidth 425mv P 4 divs Sample Rate and Delay Time 4 divs Accuracy Channel 1 Edge Trigger Sensitivity Stable trigger Channel 2 Edge Trigger Sensitivity Stable trigger Oscilloscope Tests Test Result High Limit D 2 THS 710 amp THS 720 User Manual Appendix D Performance Verification DMM Tests Test Result High Limit DC Voltage 400 mV range 59 2 mV 60 8 mV Accuracy 60 mV input 400 mV range 3

THS 710 & THS 720 TekScope™ User Manual

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THS 710 &amp; THS 720 TekScope&trade; User Manual

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THS 710 & THS 720 TekScope™ User Manual