SL1400 ScopeCorder LITE OPERATION GUIDE - Electro
Contents
1. Trigger level mark A trigger is activated on 2500 dus peel waveform 2500 dus SIMPLE Edge select Binple Enhanced a Source ae CH1 Slope A Hold Off fa Level 8 556 U Hysteresis how o cus f T4 Display the selection menu and select falling Moving the Trigger Position Left by 2 Divisions eep gt L section 6 2 Setting the Trigger Position in the user s manual 4 Press MENU T2 Press the Trigger soft key PRINT IMAGE q Setting Data Store Recall Next 172 g Pre trigger section SaaS J Trigger point PEEP EEE 500HSAliv e Post trigger section 1500 qu 0 500 22 TRIGGER Mode Auto Trigger Cond Setup ACTION Position 39 0 a Delay E ous Trigger position mark T3 Press the Position soft key 4 Turn the jog shuttle counterclockwise to set the trigger position to 30 0 The waveform moves to the left by 2 div showing more of the section after the trigger occurrence post trigger section IM 701240 02E Observing Waveforms Changing the Trigger Mode from Auto to Single eop L section 6 1 Setting the Trigger Mode in the user s manual Single mode is suited for observing single shot signals Cuen 1 Press MENU Menu ACH TRIGGER T2 Press the Trigger soft key Fn MATH2. PRINT IMAGE r Setting Data stores Recall Next 1v2 CH1 Range 2 0 U aa e CH1 1 4004 SOGHSAliv TRIGGER Mode Single T3 Display the selection menu and select Single ame In Single mode the displayed waveforms gg Cond Setup are updated only once when a trigger is activated and acquisition stops a i ACTION fa Position 39 97 e a 7 Ip ous eo 0 600 1 Trigger mode Single CHi 6 5064 When the waveform acquisition stops Running changes to Stopped IM 701240 02E 23 Observing Waveforms Measuring Waveforms This section explains the procedure to measure the voltage and period of the displayed waveform using the vertical cursors Automated measurement of waveform parameters computation and other functions are also available for measuring pulse and other waveforms Measuring the Voltage Using the Vertical Cursors e op L section 11 4 Measuring Waveforms Using Cursors in the user s manual The voltage vertical axis value Y axis value and time horizontal axis value X axis value at the cursor position are dis played at the lower section in the waveform display frame cursor 1 Press CURSOR CH1 1 4004 S50OHSAlin CURSOR Type _ Vertical cursor 1 Vertical cursor 2 gt vrtica T2 Display the selection menu and select a ae on
3. 00008 25 Recording T Y Time Amplitude Waveforms ccceseeeeeeeeee 26 Setting the Recorder Mode to Chart ReECOrde l ccccceeceeeeeeeeeeeeeeeees 26 Setting the Record Conditions ccccccecceceeeceeseeeeeeeeeeeseeeeeeeeeeeeeeeeeteeees 26 Starting Stopping the T Y Waveform Recording cccseceeeeeeeeeeeeeeeees 29 Recording X Y Amplitude Amplitude Waveform 2000 31 Setting the Recorder Mode to X Y Recorder cccecceeceeeeeseeeeeeeeeeeenees 31 Setting the Record Conditions cccvdssacccntnccnnceimerecdndvededuneesecdspmncdandeeccisidereucan 32 Starting Stopping the X Y Waveform ReECOrding cceccseeeeseeeeeeeeeeeeees 36 Printing Saving Waveforms cccsccseeessseseneeeeeeeeeeeeneseeeseneseeneaees 38 IM 701240 02E Front Panel Parts and Functions Front Panel Parts and Functions This section describes the names and functions of the keys and knobs on the SL1400 front panel For details on each item see the respective chapter or section in the user s manual indicated by the mark DISPLAY key Displays a menu related to the screen display shown below Display format and mapping Section 8 1 Display interpolation method Section 8 2 Graticule Section 8 3 Accumulated display Section 8 4 X Y waveform display Section 8 6 Translucent display Section 8 8 Scale value Section 8 9 Waveform label display Section 8 10 Extra
4. 5 Likewise set Z2 Position Pe ARE SOON MOC 10 0109 Fo 17 RZ 0 2 8000ms YACCHL 1 0064 ab aah 0 60 g 2 2850 dus If the jog shuttle control is set to both Z1 Position and Z2 Position the zoom boxes of Z1 and Z2 can be moved simultaneously 150 0 8 600U IM 701240 02E 25 26 Recording T Y Time Amplitude Waveforms en E by m ee a Recording T Y Time Amplitude Waveforms Three recorder modes are available on the SL1400 Memory Chart Recorder and X Y Recorder This section explains the procedure to display and record in Chart Recorder mode For operations in Memory mode see page 16 For operations in X Y Recorder mode see page 31 Carry out the following work before continuing with the subsequent procedure 1 Load the roll paper according to the procedure given in section 3 5 Loading the Roll Paper for the Built in Printer in the user s manual 2 To display and record the T Y waveform apply a repetitive sine wave with an amplitude of approximately 5 V and frequency of approximately 1 Hz to the input terminal of CH1 For the procedure to connect the probe to the input terminal see Connecting Probes on page 15 in this operation guide Setting the Recorder Mode to Chart Recorder ep L section 9 1 Selecting the Recorder Mode in the user s manual RECORD O Cc START STOP MODE iced T3 Press the Chart Recorder soft key 1
5. Press the key to illuminate the indicator above the key Key accumulated waveforms HISTORY key Sections 11 1 to 11 3 Displays a menu used to display and search waveforms using the history memory Press the key to feed the paper in function Sequentially stored waveforms can operations are disabled Press the key again clears the condition FEED key gt Section 3 5 the built in printer Oo PRINT Key gt Sections 12 1 to 12 3 Prints the screen image Settings such as the print destination output format and comment are specified in the PRINT menu that appears when you press the MENU key IMAGE SAVE key p Section 13 12 Saves the screen image data to a storage medium Settings such as the save destination medium output format and comment are specified in the IMAGE menu that appears when you press the MENU key LCD Soft keys Keys For a description see the figure above Functional ground terminal Connect the ground cable when compensating the phase of the probe Probe compensation signal output terminal gt Section 3 8 YOKOGAWA SL 1400 ScopeCorder LITE Used to select items on the soft key menu that appears when setting up the SL1400 also be displayed and searched SNAPSHOT CLEAR TRACE MEASURE Key gt Sections 11 5 and 11 6 Displays a menu used to perform automated measurement of waveform parameters and statistical processing CURSOR key P Section 11 4 Displays a menu use
6. Computation is performed using this conversion equation 3 P1 X Pox Measured value Measurement range IM 701240 02E Main Functions of the SL1400 History Memory eop L section 11 1 Displaying History Waveforms in the user s manual When waveforms are being measured the waveform data stored in the acquisition memory as a result of a trigger being activated is displayed as waveforms on the SL1400 screen When triggers are continuously activated and waveforms are ac quired it is impossible to stop the measurement in time when an abnormal waveform appears newer waveforms appear on the screen Normally abnormal waveforms in the past cannot be displayed However by using the history memory function the past waveform data history waveforms stored in the acquisition memory can be displayed when waveform acquisition is stopped A specific history waveform can be displayed In addition waveforms that meet the specified conditions can be searched using the zone search or parameter search func tion Zone search example Parameter search example History waveform Detects the waveform History waveform Detects waveforms whose Up to 2000 screens that passed through Up to 2000 screens specified waveform parameter Specified zone the specified zone exceeds the specified range Selected Record No 0 Selected Record No 25 Selected Record No 0 Selected Record No 28 Zooming along the Time Horizontal Axis eop L section 8 5
7. ZCCHi 1 0080 0 l n AN a GA oe hz 0 6000 P oi O 2850 ous stopped PP 1 2006 09 27 16 02 01 Trigger mode Single CHi 6 565 2606 09 27 16 40 30 UEA Thumbnail display of screen image data The thumbnail of the stored screen image data can be displayed on the screen This feature is useful for checking op L section 13 13 Displaying Thumbnails of the Saved Screen Image Data in the user s manual the contents of the stored data Displays a reduced and simplified image of the screen image data On the FILE or IMAGE menu select the file from the list and press Qor CH1 Range 2 66 Sample SMSvs Normal Rec time 266ns CH1 1 4004 m ALONS Aiu Utility i Function j Path HD 6 Space 15663525126 byte File Nane FileOb jects 11 Date Att Delete CHD NetWork 100000 us CH1 s5000 0us 0 6004 2066 09 28 15 13 R 2066 09 28 15 12 R 2006 09 28 15 12 RW 2006 09 28 15 11 Rew 2066 09 28 15 10 RW 2006 09 28 15 09 RW 2006 09 28 15 08 RW 2006 09 28 15 08 RW 2066 09 28 15 08 RW 2066 09 28 15 08 RW 2006 09 28 15 06 RW Sset Reset All Set Property Filter PNG tan Thumbnail St opped 406 2006 09 28 15 10 20 40 Trigger mode Auto CH1 6 565 2006 09 28 15 19 38 On the IMAGE menu p
8. Zooming and Auto Scrolling the Waveform in the user s manual The displayed waveform can be expanded along the time horizontal axis Two locations can be zoomed at once This func tion is useful when the waveform acquisition time is set long and you want to observe a particular section of the waveform closely Normal waveform window TE Displays the entire 50 MW of data fm z Zoom box Z1 Sample 1M85 s1 Normal Rec tine 56s I obsvdiv 200M Node re Zoom box Z2 50000 nome 3004 CH1 2 5000 Zoom waveform window Z1 m 700m Waveform window Z2 AT al es Displays zoom waveforms Z1 and Z2 ve of two arbitrary locations Next _s7edL tease T004 37621 0ean 12549 4z OGY Stopped 1 Trigger mode Auto GL 2006 08 28 14 13 01 CH1 0 5004 X Y Waveform Display eop section 8 6 Displaying X Y Waveforms in the user s manual The level relationship between signals can be observed by assigning the signal level of a specified waveform on the X axis horizontal axis and the signal level of another waveform waveform that has the display turned ON on the Y axis vertical axis Simultaneous observation of an X Y waveform and a normal T Y waveform waveform using time axis and signal level is also possible Up to 16 X Y waveforms can be displayed overlapped The display of multiple X Y waveforms facilitates the comparison of t
9. The stored data can be downloaded on a PC for management and analysis Copy Internal hard disk Realtime recording area 30 to 70 of the total capacity GP IB interface Ethernet interface USB interface Load waveform data Measurements other than memory realtime recording normal measurement Save load waveform data Ethernet Communications eop chapter 15 Ethernet Interface Option in the user s manual You can use the Ethernet function C10 option to transfer data and control the SL1400 Save Load data on a network drive As with the built in storage medium external SCSI devices and USB storage devices waveform and setup data can be saved and loaded and screen image data can be saved to an FTP server on the network PC or workstation on which the FTP server function is running Print on a network printer The screen image can be printed on a network printer in the same way as the built in printer or USB printer Mail transmission SL1400 information can be sent periodically by e mail You can also transmit information such as the trigger time in an e mail message as an action for action on trigger Access the SL1400 from a PC or workstation You can access the SL1400 from an FTP client on the network and retrieve files on the built in storage medium of the SL1400 external SCSI device or USB storage device PC or workstation on which the FTP client function is running Web ser
10. channel selection menu and turn the RANGE knob torsi s7 250 00 1052 07 Stopped Trigger mode Auto 1 6 6U 28 IM 701240 02E Recording T Y Time Amplitude Waveforms Changing the Chart Speed to 20 mm sec eop L section 9 2 Setting the Record Conditions of T Y Waveform Recording in the user s manual Here we set the chart speed for recording to the built in printer so that a sine wave of approximately 1 Hz can be observed m 4 Press CHART SPEED a ne 6 a alps jan 250 00 E eTa i i i CHART SPEED a Chart Speed la 20nnvsec T2 Turn the jog shuttle clockwise to select 20mm sec Y 15144141 250 00 z 15144151 Stopped 6 Trigger mode uto o Starting Stopping the T Y Waveform Recording eep gt section 9 4 Recording T Y Waveforms in the user s manual Start the recording agi hi C Jg ____ Press START STOP SIOP The RECORD indicator illuminates The waveform signal is acquired into the SL1400 and the display on the screen and the recording to the built in printer start Stop the recording iar ia C Jr Press START STOP while the recording is in progress The RECORD indicator turns OFF The acquisition of the waveform signal is stopped and the updating of the display and recording on the built in printer stop Voltage range Chart speed 20 mm sec measurement range 5 00 V T div time per divis
11. 60 Hz Allowable power supply frequency range 48 to 63 Hz 14 IM 701240 02E Preparation Turn ON the Power Switch eop section 3 4 Connecting the Power Supply and Turning ON OFF the Power Switch in the user s manual Press the power switch located on the left side panel to the ON side Power switch Connecting Probes eop section 3 7 Connecting Probes in the user s manual eop L section 3 8 Compensating the Probe Phase Correction in the user s manual j To use the SL1400 safely read the warnings given in section 3 7 Connecting Probes and the cautions given in section 3 8 Compensating the Probe Phase Correction in the user s manual before connecting the probe Connect the probe to the input terminal CH1 of the SL1400 Connect the probe tip to the probe compensation signal output terminal on the SL1400 front panel Connect the earth wire to the functional earth terminal Input terminal Functional ground terminal When actually observing waveforms make sure to perform phase correction section 3 8 and calibration section 4 6 of the probe according to the instructions in the user s manual Otherwise waveforms cannot be observed correctly IM 701240 02E 15 Observing Waveforms Observing Waveforms Three recorder modes are available on the SL1400 Memory Chart Recorder and X Y Recorder This section explains the operations in Memory mode by observing t
12. MENU Menu ptem ACQ Output format oe Color a Comment Save destination medium ening File name IMAGE Press the IMAGE soft key eee Data Store Rectall Next irz CH1 Range M573 ons Sanple Normal Rec time 22 Moaint2Sk gt gt Zl 2 66 CH1 1 4004 ap 1 500HS liv Thumbnail Format 1500 0us 9 600 CH1 1 4000 421 5 Comment T I I l I I L sath a l I I I I l eTOOHSAiv CH1 1 4004 lt 2285007 Sw TGS Ai 3 i t File List t i T 4 File Name MACCHL 0 9038 5 OOM 11 2 6606ms W20CHi 1 0606 0 60O 363 6364Hz 0 6B0V i Stopped 1 Trigger mode Single 2606 09 27 16 02 01 CHi 6 505U 2006 09 27 16 02 12 e Main aik 22 Sample SM37s Normal CH1 Range 2 0U Rec time Sms T CH1 1 4004 7 SOOQHS ti Praesens ee ed Le ee ee eee ee E eee ee IMAGE File List id Path HD 6 i ia Thumbnail H Space 15010986032 byte FileUb jects 2 mi hook ate File Name i Date Attr F PC_Card CHD NetWork 9695 2606 0972 16 01 R U 4695 2600709727 14 46 Ru Drive name of the storage medium 1500 0 Comment PC_Card PC card HD 0 Internal hard disk dr
13. SELECT key to confirm Polarity Press the SELECT key to switch the selected item Edge Count Reference frace Trig Press the SELECT key to display the value entry box d oF o Turn the jog shuttle to set the value miei Press SELECT key to confirm If delay mode Mode If Edge Count is selected is selected Delay Setup Delay Setup Mode Select Polarity DFF Edge Count Tine Mode Polarity Selection menu Edge Count Ref erence a 00m Value entry box Reference Degree Trace Polarity F Edge Count 1 Trace Polarity Edge Count S a Note To clear a setup menu or a setup dialog box from the screen press the ESC key IM 701240 02E Basic Key amp Jog Shuttle Operations Basic Jog Shuttle Selecting Items Press this key to open a menu for the item you select using the jog shuttle or confirm a setting SELECT Ni shuttle O Moves the selected item upward T gt Moves the selected item downward Operation Using a USB Mouse Operation Setting Values Resets the value to the default value RESET SELECT i Arrow keys Moves the current digit left or right Jog shuttle Decreases slows down the value Increases Speeds up the value Shuttle ring Varies the amount of change depending on the rotation angle eop Bs Section 4 3 Operating the SL14000 Using a USB
14. and end point reference cursor 2 position to set the angle reference angle with respect to the time difference between reference cursor 1 and reference cursor 2 The time difference between the positions of vertical cursors 1 and 2 is measured and converted to a relative angle with respect to the reference angle When X Y waveforms are displayed Horizontal cursors Measures the Y axis value at the cursor position Vertical cursors Measures the X axis value at the cursor position Marker cursors Measures the X and Y axes values of the waveform The marker cursors move on the waveform Cursor measurement target waveform The cursor measurement target waveform is set to CH1 in this operation guide For the procedure to change the cursor measurement target waveform see section 11 4 Measuring Waveforms Using Cursors in the user s manual 24 IM 701240 02E Observing Waveforms Zooming the Waveform along the Time Horizontal Axis This section explains the procedure to expand along the time horizontal axis a section of the displayed waveform Though not covered in this operation guide you can also zoom along the voltage vertical axis Setting the Zoom Rate eop L section 8 5 Zooming and Auto Scrolling the Waveform in the user s manual Normal waveforms and zoomed waveforms of two locations dual zoom can be displayed simultaneously When zoom waveforms are displayed a zoom box indicating the zoom range and position is dis
15. are 29 wave form parameters including the delay between channels Up to 24 parameters can be displayed on the screen A total of up to 48000 data values can be stored for all waveforms Vertical axis parameters Time axis parameters Other parameters 12 parameters 12 parameters 4 parameters P P Ds Amp frs Rise P fo Fall ae Intity 4 amp 4 9 IntzTY 4 4 9 Max 9 Min t Freg JJ Period IU Intixy Intazxy High Low A Width fp Width H Delay parameter 1 parameter Avg Mid ME Duty FU Puise Wii Parameter concerning the time difference Rms A Sdev Bey Bursti Pi Burst2 gy from the reference waveform or trigger Ourshoot FF Ourshoot Lay E avgFreq Kot AvgPeriod oy point to the rising or falling edge of the target waveform delay between channels Statistical Processing eop L section 11 6 Performing Statistical Processing in the user s manual Statistical processing for the following five items can be performed on the same three measurement parameters as those of the automated measurement of waveform parameters Maximum value Max minimum value Min average Avg standard deviation Sdv and the number of mea sured values used in the statistical processing Cnt 4 T ins ilin lt Measurement range gt Parameters and values of the statistical processing targets Statistical processing results Ma
16. soft key to set a menu under jog shuttle control selected not selected Turn the jog shuttle to change the setting HS s Normal 10mz menu r Type in which the jog shuttle is used to select items Sanple Rate iNS s Intyl Luss Record Tine Rec Len 10 0k Mode Press a soft key to display a selection menu Press the soft key corresponding to the displayed selection Pres in which a selection menu is displayed for selecting items Normal Inf inite Type in which the jog shuttle is used to set the value rme Fase menu with or 6 icon Int Press a soft key to set a menu under jog shuttle control fa selected S not selected Turn the jog shuttle to set the value Press the arrow keys to change the selected digit RealTime Out DFF HD Type in which the item is selected from the displayed selections The selected item switches each time the soft key is pressed The selected item is displayed highlighted Soft keys Operations When a Setup Dialog Box Is Displayed Delay Setup Dialog Box Procedure to display the delay setup dialog box 1 Press MEASURE 2 Press the Delay Setup soft key ial Setup dialog 90X Turn the jog shuttle to select the item you want to set CSample 1MS7s 1 Normal Rec tine 16ns 1 Press the SELECT key to display the selection menu m Turn the jog shuttle to move the cursor to the item you want to set Press
17. to set the voltage range to 2 00 V Voltage range setting of Because the voltage range has been decreased vertical sensitivity CH1 has been increased a portion of the waveform goes off the screen TEE Smee Gs al This screen is displaying the range between es oe 1 000 V and 1 000 V around the ground level CHL 1 EEEN EOOHS iv PRET imit 1 000 V Hoe l T Kant 1 Zone _ Graticule ee ee oO Interpolation N Heepin T N Accumulate Ground level mark i OFF If you want to change the voltage range 1 2 measurement range of a channel other than CH1 Lower limit 4 000 vo 1 000 Dus 1 HAGY press C Jen_ select the desired channel on the channel selection menu and turn the RANGE knob Trigger mode Auto CHi 566U Lower the Vertical Position to View the Entire Waveform Amplitude eep gt L section 5 4 Setting the Vertical Position of the Waveform in the user s manual Press CH CH SEL fha CHI Display CH1 T2 Press the CH1 soft key oF pN ld Coupling CH2 nc 4 Bandwidth CH3 Full la Wariable p ae 3 Check that Variable is OFF 4 H U Zoom CHS x 1 kl Position CH6 D oediy Next Next 173 172 The entire amplitude of the waveform can now be seen cc Maint 10k gt Sample SAST Normal This s
18. user s manual This function protects the data in the acquisition memory from sudden power failures Turn ON the ACQ MEMORY BACKUP switch on the right side panel to protect the data in the acquisition memory even when the power supply is cut off The data held in the acquisition memory immediately before the power is turned OFF is backed up Alkaline dry cells or nickel hydride rechargeable batteries four AAA batteries are required for the backup 12 IM 701240 02E Main Functions of the SL1400 Snapshot eop L section 8 7 Taking Snapshots and Clearing Traces in the user s manual The snapshot function allows you to temporarily hold the waveform that would be cleared when the screen is updated in update mode or the waveform that would move out of the waveform display area in roll mode The snapshot waveform is displayed in white allowing for easy comparison against the updated waveform The snapshot waveform can be saved or printed as a screen image Press CLEAR TRACE to clear the snapshot waveform Snapshot waveform Displayed in white Updated waveform Realtime Recording to the Internal Hard Disk C8 Option eop section 7 5 Realtime Recording to the Internal Hard Disk Option in the user s manual Measured data can be saved in realtime over long periods to the internal hard disk C8 option You can set the size of the realtime recording area in the range of 30 to 70 of the entire capacity of the internal hard disk
19. when the specified timeout time is reached A trigger is activated when the period of the signal matches the specified condition A trigger is activated when the trigger source enters or leaves the range specified by two signal levels Hio T e a ef L Wave window trigger A trigger is used to monitor the power supply waveform It detects abnormalities in the power supply disruption sag serge frequency fluctuation voltage drop etc Applicable waveforms are AC waveforms whose frequency is between 40 and 1000 Hz A trigger is activated when the waveform deviates from the reference waveform Reference waveform realtime template Ph J gt Waveform created by setting a tolerance to 1 cycle of the waveform oN obtained by averaging 1 to 4 previous cycles of 1 cycle of the waveform Linear scaling eep gt L section 5 11 Using the Linear Scaling Function AX B or P1 P2 in the user s manual Linear scaling is a function used to convert measured values mainly voltage to physical values The following two methods are available AX B Computation is performed using scaling coefficient A and offset B according to the following equation Y AX B X Measured value Y Physical value P2 Y Physical value y ax b P1 P2 Specifying the physical values after the conversion P1 Y P2 Y that correspond to the measured values of two arbitrary points P1 X P2 X determines the scale conversion equation y ax b
20. window Section 8 11 Level indicator gt Section 8 12 ESC key gt Section 8 13 Used to clear the menu Returns to the previous menu if menus are overlapped When a menu is cleared using the ESC key the channel information appears If you press the ESC key again the channel information is cleared and the __ __ waveform display area is expanded horizontally MODE key p Section 9 1 Displays a menu used to select the recorder mode Three modes are available Memory Chart Recorder and X Y Recorder CH key Displays a menu used to select the channel e Ifa channel between CH1 and CH16 is selected e Channel display ON OFF P Section 5 1 e Vertical position Section 5 4 e Coupling p Section 5 5 e Probe type Section 5 6 e Bandwidth limit Section 5 7 e Zoom in or out vertically Sections 5 8 and 5 9 e Linear scaling Section 5 11 e Inverted waveform display gt Section 5 12 e Waveform label Section 8 10 e If Logic A or Logic B is selected e Vertical position Section 5 4 e Zoom in or out vertically Section 5 8 e Logic probe selection input signal selection bit display ON OFF bit label and bit display position gt Section 5 18 e Logic waveform label Section 8 10 RANGE FINE Key P Section 5 8 Press the key to illuminate the indicator above the key In this condition you can use the rotary knob to zoom in or out of the vertical axis by specifying the magnification zoom rate Trigger indicator Illum
21. 13 1 in the user s manual Turn ON the power switch while holding down the RESET key Performing Auto Setup ee p L section 4 5 Performing Auto Setup in the user s manual Vertical axis voltage range horizontal axis record time trigger and other settings are automatically configured according to the input signal This is useful when you wish to quickly display the waveform or when you do not know the setup condi tions because the characteristics of the input signal are unknown Cmn 1 Press MENU Menu System Conf ig ra TRIGGER Remote Citl Network k p e T3 Press the INITIALIZE CAL soft key 4 Self Test i setting Data Others Store Reca 11 Next 2 Press the Next 1 2 soft key ee oe lt lt Maint lok gt gt Sample SMS7s _ Normal CH1 Range 5 00V SS ectie Zm ET Waveform of the signal applied oe eee to CH1 rT T T eee E E TE Ceres eererer tt F uH St Auto Setup 4 Press the Auto Setup soft key Auto Setup Auto setup is executed Undo 4 S ee Press here to set the SL1400 back SE to the condition that existed immediately before auto setup Th Cal Exec Initialize Initialize Undo 1 IM 701240 02E 1 Observing Waveforms ee oi e When auto setup is executed only the waveforms of the channels in which signals are being applied are displayed e Modules that can be automati
22. 16mm H PY OFF DN Small Large Print Setup Interpolation Line Auto Print DN OFF Reprint Setup Print Setup Display X Trace x 1 OFF N CHI xz PF N CHT xY3 DFF 0N CHi xY4 DFF 0N CHi i Y Trace RECORD COND Sample Rate oks s 260s m Thad Ontbun T3 Press the Print Setup soft key d ma 4 Turn the jog shuttle to move the cursor to OFF ON at row XY1 and column Display The cursor position is highlighted 5 Press to turn it ON By default it is turned ON 6 Turn the jog shuttle to move the cursor to CH1 at row XY1 and column X Trace F Press SELECT The target waveform selection menu appears 8 Turn the jog shuttle to move the cursor to CH1 9 Press key to confirm By default it is set to CH1 1 0 Likewise set the Y axis target waveform By default it is set to CH2 1 1 Press ESC to close the target waveform selection menu 35 Recording X Y Amplitude Amplitude Waveforms Starting Stopping the X Y Waveform Recording eep gt L section 9 6 Recording X Y Waveforms in the user s manual Start recording RECORD C_ srarv ____ Press START STOP Sk The RECORD indicator illuminates The waveform signal is acquired into the SL1400 and the display on the screen starts Stop recording RECORD C Jg Press START STOP whi
23. 5K53 206s gt Print Setup Interpolation Line Ay uto Print DFF ON 4 Reprint Setup T3 Turn the jog shuttle clockwise to select 5kS s If you set the sample rate to 5 kS s the most recent 200 seconds 1 MW of sampling data is automatically stored to the internal memory This data can be used to reprint the waveform on the built in printer or saved to the internal hard disk or external storage medium as a PDF file see section 9 7 and 9 8 in the user s manual Turning Auto Print ON eep gt L section 9 6 Recording X Y Waveforms in the user s manual Turn Auto Print ON 34 Menu RECORD COND PRINT IMAGE td Setting Data Store Recall Next 1 2 4 Press MENU 7 Press the RECORD COND soft key RECORD COND Sanple Rat okS s 2003 q Print Setup Interpolation Line Ay Auto Print OFF DN Reprint Setup 3 Turn Auto Print ON If auto print is turned ON the X Y waveform recording on the built in printer starts automatically when the waveform acquisition stops IM 701240 02E Recording X Y Amplitude Amplitude Waveforms Assigning CH1 to the X Axis and CH2 to the Y Axis ee p L section 9 6 Recording X Y Waveforms in the user s manual Set the X Y waveform to be displayed and recorded Here we assign CH1 to the X axis and CH2 to the Y axis C Jmewu 1 Press MENU Men
24. 7 30 2006 Chart speed 20 mm sec T div time per division 500 ms div Gauge TREMP ETTORE ORCL ANA aan sae a nea DARE EERE ERE EA SHE HORE ESTES EERE ERT E ESET SE ETE SEES EEE SESE ESS UMHS ETE ES HEE EE ESSE REEESESE SEER SHOR HSER SEES EEEESESSINOESERSESTSESTESHUH RHEE EEE 1 aas a A S E EE fh mt atesciban s lt 2 50y Scale value of CH1 2 500 V Scale value of CH1 2 500 V OII atetan SREE zal of CH1 5 000 V Arrow indicating the ground position t 2 5007 Scale value of CH1 2 500 V Annotation channel information CH1 DC 10 1 BW Full 30 CHI 3 00V Voltage range measurement range IM 701240 02E Recording X Y Amplitude Amplitude Waveforms Recording X Y Amplitude Amplitude Waveforms Three recorder modes are available on the SL1400 Memory Chart Recorder and X Y Recorder This section explains the procedure to display and record in X Y Recorder mode For operations in Memory mode see page 16 For operations in Chart Recorder mode see page 26 Carry out the following work before continuing with the subsequent procedure 1 Load the roll paper according to the procedure given in section 3 5 Loading the Roll Paper for the Built in Printer in the user s manual 2 To display and record the X Y waveform apply two waveform signals repetitive sine waves with an amplitude of approximately 5 V and frequency
25. E Recording X Y Amplitude Amplitude Waveforms Changing the Voltage Range of CH1 and CH2 to 5 00 V eop section 5 19 Entering Settings on the All Channel Menu in the user s manual Use the all channel menu to set the voltage range of CH1 and CH2 Here we change the voltage range so that the entire sine wave with an amplitude of approximately 5 V is displayed and recorded as large as possible A menu that is convenient for setting all channels and checking the settings aa O Press ALL CH Sample 2kSvs CH1 Range 500U All Display Range etc Lin Scale Unit etc 2 Turn the jog shuttle to move the cursor to 500V at row CH1 and column Range You can use the arrow keys Gps under the jog shuttle to move the cursor horizontally cpl Band Probe Var VZoon Position Upper 6 60di 6 60d iv The cursor position is highlighted 3 Press E The voltage range selection menu appears Copy to Sane Module IU Sample 2kSvs CH1 Range 5004 Display Range etc m Unit etc 4 Turn the jog shuttle to move the cursor to 5V Press key to confirm Band Probe Var VZoon Position Lover Upper 6 66di iv JUUL LUI Copy to Sane Module Span 500 04 Sample ZkS s CHZ Range 5 000 0 OU Display Range etc Lin Scale Unit etc Setup Dis lay Ra
26. Keyboard or a USB Mouse in the user s manual By connecting a USB mouse to the USB PERIPHERAL connector on the side panel you can use a USB mouse to perform the same operations as you would using the front panel keys of the SL1400 SL1400 USB mouse with a wheel USB PERIPHERAL connector INS s 16ns Normal Sample Rec time CH1 Range 5 66U CH1 1nsAliv ALLL 2 00 wl FI Li CH 3 CH 4 CH 5 CH 6 CH CH 8 CH 9 Hi an IMAGE SAVE SNAPSHOT CLEAR TRACE WIDE SCREEN 5 000ms _ Stopped 2006 08 24 18 16 26 Trigger mode futo B TimeOut Top menu Right click on the screen to display the top menu Sub menu For items with a lower hierarchy under the top menu a sub menu is displayed Pointer Move the pointer to the item you want to select and left click The setup menu corresponding to the selected item appears Setup menu Displays the same setup menu that appears when you operate the front panel key If you left click any location outside the menu when a setup menu is displayed the setup menu is cleared If a sub menu is displayed the sub menu closes showing the previous setup menu IM 701240 02E Main Functions of the SL1400 Main Functions of the SE1400 Trigger eep gt chapter 6 Triggering in the user s manual There are two main types of triggers simple trigger and
27. Press START STOP to stop the waveform acquisition Waveform acquisition is stopped when the RECORD indicator above the key is OFF 2 Press MODE X Recorder Recorder mode is set to Chart Recorder Henory The waveform can be recorded on the built in printer ON OFF selectable simultaneously with the waveform display on the screen Setting the Record Conditions Initializing Settings eep gt L section 4 4 Initializing Settings in the user s manual The settings entered using the front panel keys are reset to factory default This operation is not necessary if you are using the SL1400 for the first time after purchase However please execute the operation for your learning This initialization operation is useful when you wish to redo the settings from scratch according to the input signal Menu 4 Press MENU Menu RECORD COND system Conf ig rd 4 TRIGGER Remote Cntl Network kk ate pain m gt mon 3 Press the INITIALIZE CAL soft Y IMAGE self Test key Next Page ss r setting Data Others Store Recall 2 T2 Press the Next 1 2 soft key IM 701240 02E Recording T Y Time Amplitude Waveforms ip eae ChartSpeed 1 mm sec JEnv CH1 Range 500U Csi CHL Z500 i SEROR a aa Dar aa LAliu S PR T A E a A O astceral IN EE Ie Ercole Trace es e Auto Setup Wi oot ee are at ee eae ee et
28. SL1400 ScopeCorder LITE OPERATION GUIDE YO OGNARA Yokogawa Electric IM 701240 02E 1st Edition Foreword Thank you for purchasing the SL1400 ScopeCorder LITE The purpose of this operation guide is to familiarize the first time user with the basic operations of the SL1400 There are two additional user s manuals for the SL1400 One is the SL1400 User s Manual IM701240 01E which explains all the functions of the SL1400 The other is the SL1400 Communication Interface User s Manual IM701240 17E CD ROM which details the communication functions Read these manuals along with this opera tion guide Notes e The contents of this guide are subject to change without prior notice as a result of continuing improvements to the instrument s performance and functions The figures given in this manual may differ from those that actually appear on your screen e Every effort has been made in the preparation of this guide to ensure the accuracy of its contents However should you have any questions or find any errors please contact your nearest YOKOGAWA dealer e Copying or reproducing all or any part of the contents of this guide without YOKOGAWA s permission is strictly prohibited e The TCP IP software of this product and the document concerning the TCP IP software have been developed created by YOKOGAWA based on the BSD Networking Software Release 1 that has been licensed from Uni versity of California Trademarks e Ad
29. Trigger mode Auto CHi 6 5660 IM 701240 02E Observing Waveforms Changing the Trigger Settings Trigger setting refers to the setting of the time position of the waveform to be displayed of the acquired signal The main trigger settings are indicated below Trigger type Triggers can be classified into simple trigger and enhanced trigger For details see page 9 in this operation guide Trigger source Trigger source refers to the signal that is used in checking the trigger condition Trigger slope Trigger slope refers to the movement of the signal from a low level to a high level rising edge or from a high level to a low level falling edge When the slope is used as one of the trigger conditions it is called a trigger slope Edge refers to the point where the trigger source slope passes the trigger level Trigger level Trigger level refers to the level at which a trigger is activated when the trigger source passes a certain level With simple triggers such as the input signal trigger see page 9 in this operation guide a trigger is activated when the trigger source level passes through the specified trigger level Trigger mode Trigger mode specifies the conditions timing or count for updating the displayed waveform If auto setup is performed the trigger mode is set to auto There are six trigger modes For details see section 6 1 Setting the Trigger Mode in the user s manual Trigger position When you start waveform
30. When the save operation is executed the Saving the Waveform Data to the Storage Medium eop L section 13 8 Saving and Loading Waveform Data in the user s manual setup data of the vertical axis horizontal axis and trigger of the saved waveform are also saved The media drive icon at the upper left of the screen blinks while the data is being saved FILE File Item Waveforn Data Type Binary Save Load Utility CH1 Range 2 66U 2 Display the selection menu and 3 Press the Save soft key gt 1 Press FILE select Waveform 4 Maint25k gt gt Ze Save File List 4 File Name Trace All Range Main History One P P Comp Sanple Mss Normal Rec time ons J CH1 1 4004 inde 3 nen TE TT e500nSAliv i eae F iH F uH Path HD o PC Card J CHD 6 NetWork i l ee on ee KZ AX o NTD here pere ooien hen eA ooien s00 0us 0 G0GM 2664 2066 09 27 16 46 R See the previous page DFF ON Save Exec Binary File Name sooo Drive name of the storage medium Mus roperty div WUF f i t ithe t r l F J r z H k H t A idl EE ALE cde abba adage AS EE TE E E E bia Vas true tent cae E ee Sue Beer Y1CCH 063U 0001 Binary i gt
31. Z waveform Fornat Normal waveform cape ao display area F a s Allocation 7 i Record length of Z1 a nE ecord length o Record length of Z2 5 000ms 29 GAGY CH1 1 600 lt lF eke Sti tositin l div of Z2 1 Qoodiv ss ids zz Position Time per division of Z2 3 200d iv aaa ante secon T div of Z1 25 0000 CHa eee Time per division of Z1 da a Zoom waveform display area 2 900ms 23 00GU 0 900ns5 100s 724 BGGY 3 300ms Stopped 29 Trigger mode Auto CL 2006705716 11 32 34 B TimeOut 2606705716 11 32 57 Display area of Z1 Display area of Z2 Display Position of Zoom Waveform on the Normal Waveform The record length display section at the top section of the screen shows which section of the waveform is being zoomed within the acquired waveform lt When only the normal waveform is displayed gt lt When displaying zoom waveforms gt Display position of Zoom waveform Z1 Record length Display position of zoom waveform Z2 ee Z1 Z2 IM 701240 02E Basic Key amp Jog Shuttle Operations Basic Key amp Jog Shuttle Operations This section describes key and job shuttle operations which are basic operations used to set the SL1400 Basic Key Operations Operations When a Setup Menu Is Displayed Measurement Condition ACQ Menu Procedure to display the measurement condition menu 1 Press MENU 2 Press the ACQ soft key menu with or icon Press a
32. acquisition a trigger is activated according to a specified trigger condition and the waveform acquired to the acquisition memory is displayed By moving the trigger position on the screen the ratio of the data before the trigger point pre data and the data after the trigger point post data can be changed The default value is 50 0 center of the screen If the settings are initialized or auto setup is executed the trigger type is set to simple trigger source CH1 input signal trig ger edge trigger Input signal trigger activates the trigger on the rising edge falling edge or both edges of a single input signal This section explains the operation when the trigger type is left as input signal trigger and the trigger slop trigger mode and trigger position are changed Changing the Trigger Slope from Rising to Falling eop section 6 5 Setting the Edge Trigger SIMPLE in the user s manual Cuu Press MENU Menu il TRIGGER j Hode Auto T2 Press the Trigger soft TRIGGER key con seup T Press the Trigger Cond Setup soft gt key d fa Position Next Page Page 59 07 K Setting Data store Recall ial Delay 1 2 My E ous Next IM 701240 02E 21 Observing Waveforms CH1 1 4000 500HSAliv
33. cally set up 71250 HS10M12 701251 HS1M16 701255 NONISO_10M12 701260 HV with RMS 701261 UNIVERSAL 701262 UNIVERSAL AAF 701275 ACCL VOLT e Applicable waveforms for auto setup Frequency Approx 30 Hz to 100 kHz in Memory mode Approx 400 mHz to 1 Hz in Chart Recorder mode Approx 1 kHz to 1 MHz in X Y Recorder mode Type Repetitive waveform that is not complex Changing the Waveform Display Conditions This section explains the procedure to change the settings such as the display format voltage range or vertical position ver tical axis and record time horizontal axis Setting the Display Format to 1 Zone eop section 8 1 Changing the Display Format in the user s manual By default the screen is divided into 4 zones Here we set the screen to 1 zone because we are only observing CH1 Casar 1 Press DISPLAY Sanple OMS s Normal CH1 Range 5 004 Rec time ans DISPLAY CHI 2 5000 S200NSiliv Hode T Format 1 zone 2 Display the selection menu and select 1 Graticule Zone EO Interpolation Line y A single screen is displayed Accumulate OFF Extra Windou OFF 1000 0u 2 500 Trigger mode Auto 1 6 565U 18 IM 701240 02E Observing Waveforms Changing the Voltage Range from 5 00 V to 2 00 V eop L section 5 3 Setting the Voltage Range in the user s manual 1 Turn the RANGE knob clockwise
34. creen is displaying the range between G Pare 4 is sina ci 1 400 V and 0 600 V around the ground CH1 1 4004 Z00HS liv Bpi limit 1 400 v level Display OFF DN Coupling DC Bandwidth Full Variable OFF Y zoom x1 Position 9 00div The vertical position mark and ground level mark move together Lower limit 0 600 v T4 Press the Position soft key 5 Turn the jog shuttle or POSITION knob counterclockwise to set the position to Trigger mode Auto i 1 F 0 5060 2 000 div IM 701240 02E 19 Observing Waveforms Changing the Record Time from 2 ms to 5 ms eop L section 5 2 Setting the Record Time and Sample Rate in the user s manual The record time refers to the length of time displayed on one screen CJ mew 1 Press MENU Henu tm ACI r2 Press the ACQ soft key TRIGGER 4 MATH PRINT _ IMAGE Setting Data Store Recall Next 12 lt 4 Maint25k gt gt Sample 5MS s1 Normal CH1 Range 2 00U SS ectie Sms J CH1 1 4000 SOOHS tin ACQ Sample Rate i SMS s Inty 1 266ns Record Time tomes TO Press the Record Time soft key Mode i i 4 Turn the jog shuttle clockwise j PR to set the record time to 5ms Time Base Int Five cycles of the waveform is displayed RealTime Out DFF HD 2500 dus 6G0U
35. d to perform cursor measurements ZOOM key P Section 8 5 Displays a menu used to zoom the waveform When the zoom screen is displayed the indicator above the key illuminates FILE key gt Sections 13 2 to 13 6 13 8 to 13 11 13 13 13 15 to 13 18 Displays a menu used to save or load various data from the storage medium In addition you can display the thumbnails of the stored screen image data ESC key For a description see the previous page Jog shuttle For a description see the previous page Keys and knobs For a description see the previous page O O Outputs a 1 kHz 1 V square wave signal IM 701240 02E Parts of the Screen Parts of the Screen This section describes the menus and symbols that appear on the SL1400 screen For details on each item see the respec tive chapter or section in the user s manual indicated by the or e gt mark Record length Section 5 2 Trigger position Section 6 2 Record time Section 5 2 Sample rate Section 5 2 Scale value of the vertical axis Section 8 9 Span corresponding to the displayed waveform psection 5 3 Setup channel and its measurement range p Section 5 3 Channel number of the scale value Normal Display Screen Span 5 6000 CH1 Range 5 0U Sanple 506k5 s Normal Rec tine 26m 2MS liv Channel number of the Acquisition mode gt Section 7 2 T div section 2 2 Ti
36. e Init Petr Copy to Same Module strain Balance Display Range etc 2 Turn the jog shuttle to move the cursor to ON feo red ei se i ee rr rr er ern setup at row All and column Display Cpl Band Probe Var VZoon Position 6 66di 6 66d iv The cursor position is highlighted 3 Press sauecr to turn it OFF The display of all channels is turned OFF Lin Scale Unit etc l tt 26 56 Position 6 66di 6 66d iv 5 Press seuecr to turn it ON Only the display of CH1 is turned ON Copy to Same Module strain Balance I eee h Turn the jog shuttle to move the cursor to air A OFF at row CH1 and column Display IM 701240 02E 2 Recording T Y Time Amplitude Waveforms Setting the Display Format to 1 Zone eop section 8 1 Changing the Display Format in the user s manual By default the screen is divided into 4 zones Because we are only observing CH1 we set the display to 1 zone so that the waveform amplitude can be recorded as large as possible Coser 4 Press DISPLAY ee SME ChartSpeed 16mm sec JEny CH1 Range 500U 1s tiv CHi 250 00 Qen 1sitiv DISPLAY Mode T Y Format 1 zone gt 2 Display the selection menu and select 1 Grat icule HF H Int
37. e _ Vertical CH1 l m Cursori 7 1 p00d iv i cursorz i T3 Set the jog shuttle control to Cursor1 4 Turn the jog shuttle to move Cursor1 5 Likewise move Cursor2 Cursor Jump Cursori to zi If you set the jog shuttle control to both Jump Exec Cursor1 and Cursor2 the two cursors can be moved simultaneously oo OWS 2 XIOCHDD 0 010Y 0 2 8600ns 2 7 500Ms 363 6364Hz 1500 dus 9 600U The label of the channel selected as the cursor measurement target waveform is displayed in parentheses X axis value of cursor 1 Y1 Y axis value of cursor 1 X axis value of cursor 2 Y2 Y axis value of cursor 2 Difference between the X axis values of AY Difference between the Y axis values of cursor 1 and cursor 2 cursor 1 and cursor 2 Inverse of the difference between the X axis values of cursor 1 and cursor 2 Cursor types When X Y waveforms are not displayed Horizontal cursors Measures the Y axis value at the cursor position Vertical cursors Measures the X and Y axes values at the cursor position Marker cursors Measures the X and Y axes values of the waveform The marker cursors move on the waveform M1 Marker 1 to M4 Marker 4 can be set on different waveforms Angle cursors Makes measurements by converting the time axis values into angles Set the zero point reference cursor 1 position
38. enhanced trigger Simple trigger Input signal trigger External trigger Line trigger Timer trigger A trigger is activated when the trigger source passes through a specified trigger level rising edge falling edge or both A trigger is activated when the signal applied to the EXT TRIG terminal passes through a specified trigger level rising edge or falling edge A trigger is activated on the rising edge of the power supply signal A trigger is activated at a specified time or at specified time intervals Enhanced trigger A B N trigger A trigger is activated on the Nth time condition B becomes true after condition A becomes true A Delay B trigger Edge on A trigger A trigger is activated on the first time condition B becomes true the specified time after condition A becomes true A trigger is activated on the OR condition of the edges while trigger condition A is true se TE es _ Bing UUL OR trigger B gt Time trigger B lt Time trigger A trigger is activated when any one of the trigger conditions of multiple trigger sources becomes true af a B TimeOut trigger A trigger is activated when the pulse width is greater than the specified time A trigger is activated when the pulse width is smaller than the specified time T KH E Period trigger Window trigger A trigger is activated
39. erpolation Zone Line Ay A single screen is displayed ccumu late torsi se 250 0 10 52 08 Stopped Trigger mode futo 1 6 6U Changing the Voltage Range to 5 00 V eoep section 5 3 Setting the Voltage Range in the user s manual Here we change the voltage range so that the entire sine wave with an amplitude of approximately 5 V is displayed and recorded as large as possible 1 Turn the RANGE knob clockwise to set the voltage range to 5 00 V Top section Voltage range before the change voltage range that can be changed before the voltage range is changed Bottom section New voltage voltage range that can be displayed when the Voltage range setting of CH1 waveform acquisition is started aea oe Oe ee Up to this point the steps were carried out without the waveform acquisition in progress Because the g ae l ao m rm acquisition is not in progress the voltage range for o acquiring waveforms is not updated even if the voltage a range setting is changed PAN The voltage range before the change is displayed at the top section as Span and the new voltage range is displayed in the bottom section as Range E O W Interpolation iD Line s y Ground level mark Extra Windou If you want to change the voltage range 1 2 measurement range of a channel other than CH1 press Cen _ select the desired channel on the
40. ess MENU 2 Press the Next 1 2 soft key Menu System Conf ig rd Remote Cutl Network hi INITIALTZE CAL 3 Press the INITIALIZE CAL soft d Self Test key Next Page Others IM 701240 02E Observing Waveforms lt lt Maint idk gt gt Sample 160k8 s Normal CH1 Range 500U SS trec tine 100ns CHL Z500 eee ele SLOMs Alin SOREEEUA E CE RESPIR EP EAGT I pose HEAP EEE EEG AE EEL pepe ERGY eee aed ee myntet etal geena erences e INT TIALTZEZCAL Trace u i E hii unlenk E Atta SB bad ade ie dle Rata Bee wens tae Sans ee a ee ee All a e Auto Setup g Auto Setup oD undo auto tal OFF DN Cal Exec Initialize UA Press the Initialize soft key a Initialization is executed oe E J L Press here to set the SL1400 back to ee the condition that existed immediately before the initialization Seepage esis Stopped Trigger mode Auto 6 6U e When you initialize the display of all channels in which modules are installed is turned ON in the stopped condition e The items that cannot be initialized using the Initialize soft key are as follows Settings such as the date time recorder mode language communication parameters and SCSI ID e To initialize all settings except the date time carry out the procedure below You cannot restore the settings The stored setup data is also initialized see section
41. he probe compensation signal that is output from the SL1400 as an example For operations in Chart Recorder mode see page 26 For operations in X Y Recorder mode see page 31 Setting the Recorder Mode to Memory ez RECORD Oo Cc START STOP MODE Chart Recorder X Recorder __ Memory 1 Press START STOP to stop the waveform acquisition Waveform acquisition is stopped when the RECORD indicator above the key is OFF 2 Press MODE T3 Press the Memory soft key Recorder mode is set to Memory You can observe the waveform and perform waveform analysis on the screen using the history memory and waveform computation functions Displaying Waveforms on the Screen This section explains the operations of setup initialization and auto setup that are convenient when displaying typical repeti tive waveforms such as sine and rectangular waves Initializing Settings eep gt L section 4 4 Initializing Settings in the user s manual The settings entered using the front panel keys are reset to factory default This operation is not necessary if you are using the SL1400 for the first time after purchase However please execute the operation for your learning This initialization operation is useful when you wish to redo the settings from scratch according to the input signal 16 ACH TRIGGER 4 Setting Data Store Recal 1 Next 1v2 4 Pr
42. he relative phase This function can be used to evaluate DC motors using Lissajous waveforms Waveform Computation eop A Chapter 10 Waveform Computation in the user s manual Addition subtraction multiplication division x binary computation FFT power spectrum and phase shift display or compute by shifting the waveform phase are possible Up to eight computations can be set 10 IM 701240 02E Main Functions of the SL1400 Recording in Recorder Mode oop chapter 9 Recording in Recorder Mode in the user s manual The SL1400 is equipped with a recorder mode in which waveforms and numeric values can be recorded on a built in A4 size printer Select Chart Recorder mode or X Y Recorder mode in the menu used to select the recorder mode that appears when you press MODE Then specify the settings Chart Recorder Mode When waveform acquisition is started waveforms and numeric values can be recorded in realtime on the built in printer Because the data is stored to the internal memory simultaneously with the recording on the built in printer the data can be displayed after the recording is finished The stored data can be handled in the same fashion as normal data such as saving the data to a file performing cursor measurements automated measurement of waveform parameters and normal statisti cal processing e T Y Waveform Recording T Y waveforms are recorded at a specified chart speed If shot recording is spec
43. ified the recording stops automatically when the specified length of data is recorded The data can be reprinted by changing the print conditions or a PDF file of the image can be created e Numeric Value Recording The numeric values are recorded at specified time intervals Up to 16 channels can be recorded at once X Y Recorder Mode X Y Waveform Recording When waveform acquisition is started and stopped the X Y waveforms during the waveform acquisition period can be recorded If auto print is specified the recording of the X Y waveforms starts when waveform acquisition is stopped The waveform can also be reprinted In addition a PDF of the image can be created Chart Recorder Mode T Y waveform recording Numeric value recording Chart speed or output Chart speed Output record interval record interval 10 mm h to 20 mm s 1 s to 60 min Horizontal axis time axis 10 mm div Vertical axis 10 mm div or 1 division of X Y axis 10 mm div or 1 division the 10 equally divided of the 10 equally divided recording zone div recording zone div X Y Recorder Mode Recorder mode X Y waveform recording Envelope Change between envelope and normal using the menu that appears by pressing the MENU key gt Next 1 2 gt Others gt Next 1 2 gt Chart Recorder Sample Trigger mode Auto Log Single Repeat only during T Y Waveform Recording a a Number of data points that can be saved to the internal memory Functions that can
44. inates when a trigger is activated Manual trigger key pSection 6 19 Press the key to forcibly activate a trigger IM 701240 02E MENU key Displays the setup menu indicated below The displayed menu varies depending on the recorder mode selected using the MODE key menu Measurement conditions such as the record time sample rate time base and waveform acquisition mode gt Sections 5 2 5 20 7 2 7 3 and 7 5 Conditions for recording the data on the built in printer Chapter 9 Conditions for starting the acquisition such as the trigger mode trigger position and trigger type Chapter 6 Computing the acquired waveform Chapter 10 Storing Recalling the setup data Section 13 1 Printing Screen Images Chapter 12 Saving the screen image data Section 13 12 to 13 14 Remote control Communication Interface User s Manual Other settings Sections 3 6 4 4 to 4 6 chapter 15 sections 16 1 to 16 4 and sections 17 3 and 17 4 RESET key Resets the numeric value to the default value SELECT key g CJ MENU RESET setecr Confirms the item selected or value set using the jog shuttle s DISPLAY items in setup operations Turn the shuttle ring to MODE vary the rate of change according to its angle Aa Arrow keys RECORD l BZ Moves the selected digit when entering a value Used to change settings and move the cursor _ Shuttle ring Jog shuttle Used to set values move the cu
45. ion 500 ms div g iine ChartSpeed 2 mm sec JEnv 500ms div CH1 Range 5 009 CH1 2 066 lt Z1 25k gt ___ Seale value upper limit 2 500 V 500n DISPLAY Mode T Y oom On the screen the waveform is displayed flowing ae from right to left roll mode display with the time per Direction in which a M Oo E division set to 500 ms N ei the current flows oan are On the built in printer the paper is fed at a speed of l ai 20 mm s and the waveform is recorded Ground level mark Scale valu tersr129 2 5000 GL 2006 09 15 16 37 34 e lower limit 2 500 V a ae d Gg Trigger mode Auto Hi 6 600U 00670915 16 38 39 A mark is displayed at the right edge of the waveform display area at the top This mark points to the right most position of the waveform display area and indicates the position where the waveform acquisition was stopped In this example the waveform acquisition was stopped at 16 37 34 on September 15 2006 29 IM 701240 02E Recording T Y Time Amplitude Waveforms Recording Example on the Built in Printer By default the waveform is recorded on the built in printer simultaneously with the acquisition and display of the waveform Below is a recording example Date time when the waveform recording acquisition was started Fri Sep 15 16 3
46. ive name of the internal hard disk that is displayed in the factory default condition Internal hard disk drive name that is added i when partition is set to 3 when the hard disk is formatted SCSI device with the ID number set to 5 Partition 1 of a SCSI device whose ID number is 5 Network drive USB storage device of Oh File List File Name HD 1 69727 16 62 31 SCSI5 SCSI5 1 NetWork USB When a SCSI device whose ID number is 5 is connected WLLL IU C amp S 8 Press IMAGE SAVE You can save the screen image data by simply carrying out step 8 skipping steps 1 to 7 By default the image is saved using the following conditions PNG extension OFF Blank HD O internal hard disk File name consisting of a four digit sequence number starting from 0000 and extension 3 Display the selection menu and select the output format a4 Display the selection menu and select the color when a setting other than PostScript is selected in step 3 5 Display a list of files 6 Turn the jog shuttle to select the save destination medium 7 Press key to confirm The file name is not set in this operation guide By default the data is saved with a file name consisting of a four digit sequence number starting from 0000 and extension 39 Printing Saving Waveforms The waveform data displayed on the screen is saved to the storage medium
47. le the recording is in progress 2 The RECORD indicator turns OFF The acquisition of the waveform signal and the updating of the display stop and recording on the built in printer starts Voltage range measurement range of CH2 5 00 V Because the CH2 range was set last on page 33 in this operation guide the CH2 range is displayed here Sample rate 5 kS s fi Sample 5kS s CHZ Range 5 004 I0 RECORD COND Scale value of the Y axis oF or m a E oe g Sanple Rat oks s 206s Print Setup Interpolation Line Auto Print OFF DN td Reprint Setup Scale value of the Y axis a SE lower limit 2 500 V Soy w 16 58 51 Scale value of the X axis Scale value of the X axis left most value 2 500 V right most value 2 500 V The X Y waveform also call Lissajous waveform shown above is a graph in which the CH1 and CH2 signals are assigned to X and Y axes respectively The T Y time amplitude waveform display of CH1 and CH2 signals is as shown below CH1 J00 l SZ00NSAliv CH1 and CH2 signals e Amplitude Both approximately 5 V sine waves repetitive signal e Phase difference between CH1 and CH2 signals No phase difference 2000 Dom 2 566 i i 0 Dims 36 IM 701240 02E Recording X Y Amplitude Amplitude Waveforms Recording Example on the Built in Printer In X Y waveform recording the recording on the built in printer starts when
48. me per division IM 701240 02E displayed waveform Trigger level Section 6 5 Ground level Graticule m Oo E CHI Interpolation Soft key menu 2 5004 CH3 25 000 Line Ay Accumulate OFF Extra Windou Vertical position Section 5 4 OFF Time from the trigger position Section 6 2 Trigger mode Auto 1 0 500 Current date time gt section 3 6 Trigger mode gt Section 6 1 Trigger type Sections 6 5 to 6 17 Level indicator Section 8 12 Comment gt Sections 12 1 to 12 3 and 13 12 Waveform acquisition count gt Section 7 2 Date time when the displayed waveform was acquired Waveform acquisition status Stopped Pre Acquiring pre data Running Post Acquiring post data Waiting for trigger HD out Continuous writing to hard disk Parts of the Screen Screen When Displaying Zoom Waveforms eop L section 8 5 Zooming and Auto Scrolling the Waveform in the user s manual Display position of zoom waveform Display position of zoom waveform Z1 on the normal waveform Z2 on the normal waveform Zoom box Z1 indicating the zoom Zoom box Z2 indicating the zoom range and position of Z1 range and position of Z2 Span 2 000 7 ae Sample 1M3 s Normal CH1 Range 5 66U zg Rec tine Ins CHI 1 0000 eTA T div of the normal waveform ea l sate ia oT Time per division of the normal T Y Main amp Z1 amp z
49. nge cpl Band Probe Var VZoon Position Lover Upper OFF x 1 6 G d iv 6 Likewise set CH2 Copy to Sane Module ILL Dou Voltage range setting Top section Voltage range before the change voltage range that can be changed before the voltage range is changed Bottom section New voltage voltage range that can be displayed when the waveform acquisition is started Up to this point the steps were carried out without the waveform acquisition in progress Because the acquisition is not in progress the voltage range for acquiring waveforms is not updated even if the voltage range setting is changed The voltage range before the change is displayed at the top section as Span and the new voltage range is displayed in the bottom section as Range You can also change the voltage range measurement range of each channel by pressing Co selecting the desired channel on the channel selection menu and turning the RANGE knob IM 701240 02E 33 Recording X Y Amplitude Amplitude Waveforms Changing the Sample Rate to 5 kS s eep gt section 9 6 Recording X Y Waveforms in the user s manual Here we set the sample rate so that the number of sampled data points per second is large Menu RECORD COND PRINT IMAGE td Setting Data Store Recall Next 1 2 4 Press MENU 2 Press the RECORD COND soft key RECORD COND g Sample Rate
50. not History memory and waveform computation be used simultaneously Cursor Measurement eop section 11 4 Measuring Waveforms Using Cursors in the user s manual Cursors can be placed on the displayed waveform and various types of measured values at the cross point of the cursor and waveform can be displayed There are four types of cursors horizontal vertical marker and angle Normal Acquisition mode Not changeable Up to 1000 div varies depending on the chart speed Fixed to 1 MW Marker cursor Vertical cursor m CH1 1 7500 1NS5 liv F CH1 1 7504 1 Marker M3 i Vertical Vertical Marker M2 Marker M4 cursor 1 cursor 2 IM 701240 02E I 0 000ms t 1 CH1 1 0054 2 CH1 1 0054 dY 9 660 200 a00Hz O 000ms 7 Cursor measurement values a X1 CH1 700ME X2 CH1 300m2 X3 CH1 108ns ee ee eee S 1 CH1 2 CH1 3 CH1 4 CH1 Cursor measurement values 9 062U 1 965 9 9984 1 0924 11 Main Functions of the SL1400 Automated Measurement of Waveform Parameters eop L section 11 5 Automated Measurement of Waveform Parameters in the user s manual This function automatically measures parameters such as the maximum waveform level and frequency There
51. obe Acrobat and PostScript are trademarks of Adobe Systems Incorporated e For purposes of this manual the TM and symbols do not accompany their respective trademark names or registered trademark names e Other company and product names are trademarks or registered trademarks of their respective companies Revisions 1st Edition November 2006 1st Edition November 2006 YK All Rights Reserved Copyright 2006 Yokogawa Electric Corporation IM 701240 02E Contents Front Panel Parts and Fun ctions cccceceeseceeeeeeeeeseeeeneeeeseneenees 3 Parts Of th Cl COIN ansni 5 Basic Key amp Jog Shuttle Operations ccccceceeeeeeeeeeeeeneeeeeeeesenes 7 Main Functions of the SL1400 ee eeeeceeeeeeceeeeeeseneseneeeeseneeenes 9 FSA AU OUD isror niaan EAEN E 14 Observing Waveforms s nnsnnsnnnnunnunnnnnnrnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnne 16 Setting the Recorder Mode to Memory ccccseccseseeeeeeceeteeeeseeeseeeees 16 Displaying Waveforms on the Screen c cccccsececeeeceeceeeeeeaneeseeeseeseseues 16 Changing the Waveform Display Conditions ccccccsscceeeesseeeeeeneeenees 18 Changing the Trigger SCUINGS viisseccconancinecssenasecdeawaceusnaunine dad odeieneenantotiecienbacs 21 Measuring Waveforms ccccccceeccceecceneeceneesuceceeecsaeeseneesaceseueesaeessueesaaes 24 Zooming the Waveform along the Time Horizontal AXiS
52. of approximately 1 Hz and 4 Hz to the input terminal of CH1 and CH2 For the procedure to connect the probe to the input ter minal see Connecting Probes on page 15 in this operation guide Setting the Recorder Mode to X Y Recorder eep gt L section 9 1 Selecting the Recorder Mode in the user s manual RECORD O C aer 1 Press START STOP to stop the waveform acquisition Waveform acquisition is stopped when the RECORD indicator above the key is OFF 2 Press MODE Chart Recorder X Recorder Memory T3 Press the X Y Recorder soft key The recorder mode is set to X Y Recorder The waveform can be displayed on the screen and recorded on the built in printer The waveform display on the screen starts simultaneously with the start of the waveform acquisition Unlike the T Y waveform recording the recording on the built in printer starts when the acquisition is stopped ON OFF selectable IM 701240 02E 31 Recording X Y Amplitude Amplitude Waveforms Setting the Record Conditions Initializing Settings eep gt L section 4 4 Initializing Settings in the user s manual The settings entered using the front panel keys are reset to factory default This operation is not necessary if you are using the SL1400 for the first time after purchase However please execute the operation for your learning This initialization operation is useful when you wish to redo the settings from scra
53. paper according to the procedure given in section 3 5 Loading the Roll Paper for the Built in Printer in the user s manual Print 1 Press PRINT Printing is executed Print Example lt lt Main 25k 2 Sample SMS s Normal CH1 Range 2 000 Ss ther tine 5ps o 500 0us 98 600U 1500 Ou re CH1 1 4000 lt 21 5k 1 OOLSAliv CH1 1 400U lt 22Sp0 1 b MT eSOOnS tiv I i PS ast CH1 1 400 1 CH1 2 CH1 s Ru h dda 1 003V ay 0 600U 2850 0us Stopped 1 Trigger node Single CG 2006709726 14 25 26 CHi 6 505Y 2006 09 26 14 43 45 Comment If you want to set the print destination output format or comment or if you want to feed the paper press Cw and select PRINT from the menu Then carry out the operation Menu PRINT Print to acq rrinter Print destination Format Normal Output format Paper Feed Paper feed Comment TRIGGER Comment printed at the lower section of the screen image 38 IM 701240 02E Printing Saving Waveforms Saving the Screen Image Data to the Storage Medium eoep section 13 12 Saving Screen Image Data in the user s manual The image data of the screen is saved to the storage medium The media drive icon at the upper left of the screen blinks while the data is being saved IM 701240 02E Cuen 1 Press
54. played in the normal waveform display window 1 Press ZOOM Zoom box Z1 Zoom box Z2 Normal waveform display window CH1 1 4060 s Mode Main amp Z1 amp 22 T2 Display the selection menu and select Main amp Z1 amp Z2 Fornat Allocation J We 21 Mag aw Set the jog shuttle control to Z1 Mag 4 Turn the jog shuttle to set the zoom rate of Z1 Set the time length to be displayed in the zoom waveform window as the zoom rate 1 MECCHO 676U 2 YZECH1 1 006U 1050 dus 5 Likewise set Z2 Mag 0 606U Zoom waveform Zoom waveform If the jog shuttle control is set to both Z1 Mag window 21 window Z2 and Z2 Mag the zoom rate of Z1 and Z2 can be set simultaneously Moving the Zoom Position eop L section 8 5 Zooming and Auto Scrolling the Waveform in the user s manual Move the zoom position while viewing the zoom box zoon 1 Press ZOOM Zoom box Z1 Zoom box Z2 200M Mode T2 Display the selection menu and select Main amp Z1 amp Z2 Main amp 21 amp 22 Format Main goces Allocation 1500 04 600V DOO 3500 dus CHL 1 4004 Kaliz ok gt i i 3 Set the jog shuttle control to Z1 Position 0 CHL 1 4000 lt 290 gt OHS Atin E 21 Position gt g 22 Position 3 Foo0d iv 4 Turn the jog shuttle to move zoom box Z1 d Auto Scroll
55. ress the Thumbnail soft key Z4 Press the File List soft key These settings are not changed in this operation guide As necessary change the settings by referring to section 13 8 in the user s manual 5 Turn the jog shuttle to select the save destination medium 6 Press key to confirm f Press the Save Exec soft key The save operation is executed Thumbnail list CH1 Range 2 60 IMAGE Thumbnail Format PHG DFF Comment File List File Nane GL 2006 69 28 15 10 26 cH 6 505u 2006 09 28 15 26 33 IM 701240 02E
56. rsor and select Starts Stops waveform acquisition according to the trigger mode Waveform acquisition is in progress when the RECORD indicator above the key is illuminated L en aro gt CRA CRC RANGE POSITION ALL CH Key Section 5 19 II TRIG D Displays a pop up window containing a list of settings similar to the channel key menu CHART SPEED Key P Section 9 2 This key is valid only when Chart Recorder mode is selected with the MODE key Press this key to display a menu used to set the chart speed POSITION FINE key Press the key to illuminate the indicator above the key In this condition you can use the position knob to set the vertical display position of the waveform in 0 1 division resolution POSITION knob gt Section 5 4 Sets the vertical display position of the waveform You select the target channel with the channel key menu before you turn this knob RANGE Knob P Section 5 3 Sets the voltage range You select the target channel with the channel key menu before you turn this knob If you change the range when waveform acquisition is stopped the new range takes effect when you restart the acquisition Front Panel Parts and Functions PROTECT key gt Section 16 5 SNAPSHOT key gt Sections 8 7 and 13 10 Leaves the current displayed waveform on the screen in black and white This waveform can be saved and loaded CLEAR TRACE key P Section 8 7 Clears the displayed waveforms such as snapshot and
57. s l l l oo LT Auto Setup ET Undo Auto Cal EEEN l tnt eben ete trees eee a aL Press the Initialize soft key oe Initialization is executed ee je I Press here to set the SL1400 back to passing Si the condition that existed immediately F 00V before the initialization e When you initialize the display of all channels in which modules are installed is turned ON in the stopped condition e The items that cannot be initialized using the Initialize soft key are as follows Settings such as the date time recorder mode language communication parameters and SCSI ID e To initialize all settings except the date time carry out the procedure below You cannot restore the settings The stored setup data is also initialized see section 13 1 in the user s manual Turn ON the power switch while holding down the RESET key Displaying Recording only CH1 eep gt L section 5 19 Entering Settings on the All Channel Menu in the user s manual Use the all channel menu to set only CH1 to be displayed and recorded Amenu that is convenient for setting all channels and checking the settings au cu ___ 1 Press ALL CH ee R CNE oeoo Oe a A E ie anre O E E E E a de aan onion a tween as 4 Gese All HE ae ee ee Display a Rasa oF Pin Sek Si ets Satie eee nee eet eke Ge eect oution O oi tas Range etc Me behets A mcrae ait Ohta A ie dette ee wah ate ate a Wesel ayes gtd Moers netic Lin Scal
58. tch according to the input signal C mew 1 Press MENU Menu Menu H RECORD COND System Config a Remote Cntl Netuork id m gt eec 9 Press the INITIALIZE CAL soft d Self Test key Others Setting Data Store Recall NRE a 2 Press the Next 1 2 soft key ary Sample 2kS s CH1 Range 5004 INTTTALTZEACAL ace 6 2 2 ee auto Setup Pee ee eee ee re ree re ere re ree os ee ee ee ee ee ee ee ee ee ee S aise ieeanan gaia Initialize T4 Press the Initialize soft key NE PERE E PE EN A E See ee EA B ere Initialization is executed Undo ee ee PEI PEE Ue Oe E ee SEE ee Press here to set the SL1400 back to the condition that existed immediately before the initialization When you initialize the display of all channels in which modules are installed is turned ON in the stopped condition In X Y Recorder mode the X Y display showing the CH1 range appears The items that cannot be initialized using the Initialize soft key are as follows Settings such as the date time recorder mode language communication parameters and SCSI ID To initialize all settings except the date time carry out the procedure below You cannot restore the settings The stored setup data is also initialized see section 13 1 in the user s manual Turn ON the power switch while holding down the RESET key 32 IM 701240 02
59. the waveform acquisition is stopped if auto print is turned ON according to the procedure given on page 34 in this operation guide recording does not start by default Below is a recording example Date time when the waveform recording acquisition was stopped 2006 09 20 16 19 47 Sample rate 5 kS s CU06 09 20 16 19 AD Kys Gee SUN Ba he bh AG oe a eee a Y axis scale value of CH2 2 500 V A e att Y axis scale value of CH2 2 500 V X axis scale value of CH1 2 500 V X axis scale value of CH1 2 500 V 37 IM 701240 02E Printing Saving Waveforms Printing Saving Waveforms This section explains the procedure to print the displayed waveform on the built in printer and save the waveform on a stor age medium Printing is also possible on USB printers and network printers C10 option In addition data can be saved to various storage media PC card drive selected at the time of purchase internal hard disk C8 option external USB storage device SCSI device net work drive C10 option etc For the compatible card types and external devices see sections 13 2 13 4 and 13 5 in the user s manual Printing the Screen Image on the Built in Printer eop L section 12 1 Printing on the Built in Printer in the user s manual Waveforms displayed on the screen are printed as shown The printer icon at the upper left of the screen blinks while the im age is being printed Before printing load the roll
60. u kl RECORD COND key PRIN T IMAG Setting Storer Re Hext Span CHZ Range 230 04 Span CHZ Range 230 04 IM 701240 02E E Data call 1 2 500 04 5 66U 3 Disy au anple Print setup X Trace Press the RECORD COND soft ok5s s Y Trace x 1 Ii xyz F N f xy F N OFF DN CHI CH1 z CH1 RECORD COND g Sample Rate 5kS S 206s Print Setup gt Interpolation Line Ay uto Print AN DFF id Reprint Setup RECORD COND Sample Rat 5k53 266s xY 4 ON DFF Graticule Type Dark Light Width d Scale Pointer 2 Print Font Comment CH1 CH1 CHI CHI Ef OFF ET Dark Light iiy Tonn OFF OFF py Bmati Large Print Setup Interpolation Line Auto Print OFF DN gt 500 04 5 000 Display xyi OFF iN J xyz EF 0n x3 mF N xYg FF ON Graticule Type Dark Light Width Scale Pointer Print Font Connent Sample Print Se up X Trace Select pHa CH2 CH1 o oks s Y Trace CHe CH1 CH1 RECORD COND rs 0 Sample Rate 5k53 266s CH1 Div OFF E OF H Tark Light
61. ver The SL1400 can run as a Web server By using the Web page of the SL1400 you can transfer files monitor displayed waveforms perform basic SL1400 key control and retrieve waveform data IM 701240 02E 13 Preparation Preparation Install the High Speed 10 MS s 12 Bit Isolation Module MODEL 701250 abbreviated name HS10M12 in the CH1 and CH2 slots For other input modules see the user s manual Installing the Module eep gt L section 3 3 Installing Input Modules in the user s manual M To use the SL1400 safely read the warnings given in section 3 3 Installing Input Modules in the user s manual before installing the module Install the module in the input module installation slot on the right side panel Right side panel Module Attach a cover plate in slots in which no modules are installed Connecting the Power Supply eep gt L section 3 4 Connecting the Power Supply and Turning ON OFF the Power Switch in the user s manual j To use the SL1400 safely read the warnings given in section 3 4 Connecting the Power Supply and Turning the Power Switch ON OFF in the user s manual before connecting the power supply Left side panel 3 prong outlet Power cord included in the package Power connector Rated supply voltage 100 to 120 VAC 200 to 240 VAC Permitted supply voltage range 90 to 132 VAC 180 to 264 VAC Rated power supply frequency 50
62. x Maximum value Min Minimum value T l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l P P CH1 1 0154 Amp CH1 1 992 Max CH1 1 912U Avg Average value Max 1 622U Max 1 602U Max 1 0154 ae I Min 1 0154 Min 1 0024 Hin 1 0124 Sdv Standard deviation Aug 1 01568U Aug 1 00167U Aug 1 011820 Say 1 43515mU Sdy 51 619104 Sdy 699 39444 Cnt Number of measured values used Cnt 266 Cnt zp cnt 266 in the statistical processing The following three statistical processing modes are available Normal statistical processing Measures the selected parameters on all acquired waveforms while acquiring waveforms and performs statistical processing Cyclic statistical processing measurement and statistical processing per cycle Measures the selected parameters on the waveform per cycle from the left end to the right end of the screen from the oldest waveform Statistical processing of history data Measures the selected parameters on the history waveform and performs statistical processing Measurement and statistical processing are performed from the oldest data A list of measured values used in the cyclic statistical processing and statistical processing of the history data can be dis played Acquisition Memory Backup eop L section 7 7 Backing Up the Acquisition Memory in the
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