VI Logger User Guide - National Instruments
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1. Click the OK button The dialog box closes The Exporting text data dialog box displays the status of the data export 8 Click the Close button to close the Exporting text data dialog box Printing Data To print a VI Logger graph right click the graph in the Historical Data or Real Time Data view and select Print from the shortcut menu You can print only what appears in the VI Logger window Using LabVIEW with VI Logger You can use the VI Logger VIs in LabVIEW 7 1 or later to control tasks programmatically which gives you greater control over running tasks You can run tasks read data and obtain status information from tasks that are running set multiple start and stop sequences for a task and perform other VI Logger operations Use the LabVIEW Example Finder to browse the VI Logger example VIs The example VIs located in the Examples VI Logger Logging Examples 11b directory contain common solutions for data acquisition and logging using the VI Logger VIs Refer to the LabVIEW Help for more information about specific VI Logger VIs Generating Example Vis from VI Logger Tasks You can generate an example VI in LabVIEW from a VI Logger task LabVIEW provides a number of options for analyzing and processing data from a VI Logger task run B Note You must have LabVIEW 7 1 or later to run a VI generated from a VI Logger task in LabVIEW VI Logger User Guide 14 ni com Complete the following steps to generate an example2. the View in DIAdem button that appears in the Real Time Data and Historical Data views after the task runs Complete the following steps to export data to a text or HTML file 1 From the configuration tree right click a VI Logger task run and select Export Data from the shortcut menu to display the Export data dialog box 2 Enter the start time and stop time of the data points you want to export The default values in the Start time and Stop time controls include the entire VI Logger task run 3 Enter the location of the output file or click the Browse button to navigate to an existing file You also can specify a different filename National Instruments Corporation 13 VI Logger User Guide 4 Select the type of delimiter you want to organize the data in the file For example you can separate data with a tab or with a comma 5 Select the contents of the text file You can include data data and events or information you specify in a custom text or HTML template If you select Custom template click the Customize template button to display the Advanced export settings dialog box Refer to the VI Logger Help for more information about customizing templates 6 If you want to export data to an HTML file click the Load button in the Advanced export settings dialog box navigate to the html vet file in the VI Logger Export directory and select the file Click the OK button to close the Advanced export settings dialog box 7
3. to the Real Time Data view when task starts ft Task Attributes mit DAQms Channels BS Real Time Data AR Events Idle 3 VI Logger User Guide Right click the task name in the configuration tree and select Rename task from the shortcut menu Enter the task name you want to use In the Acquisition Settings section click the Create new button to create an NI DAQmx task The DAQ Assistant launches and guides you through the following steps to create and configure an NI DAQmx task a Click the Analog Input option to display analog input types Click a measurement type such as Voltage to select it Note You can use only analog input tasks with VI Logger 4 ni com b Select the channels to scan for data Press the lt Ctrl gt key and click channel names to select multiple channels After you select the channels you want click the Next button Enter a name for the NI DAQmx task d Click the Finish button The DAQ Assistant displays task settings that you can configure as shown in the following example DAQ Assistant gt 2 Test Show Help Analog Input Yoltage Task Channel List HE a Settings Voltage0 Input Range Yoltage1 Max 5 Volts m O y Min 5 Volts m Ey Terminal Configuration Differential Custom Scaling p lt No Scale gt m ee A Task Timing Task Triggering F Acquisition Mode 1 Sample On Demand Clock Settings O 1 Sample Hw Timed Samples To Re
4. VI 1 From the configuration tree click the VI Logger task you want to use 2 Select Tools VI Logger Generate example VI in LabVIEW VI Logger creates a VI with the same name as the VI Logger task you selected LabVIEW opens and displays the front panel of the new VI 3 From the front panel click the Run button The VI acquires and logs data in the same way as the VI Logger task Refer to the LabVIEW Help for more information about performing specific operations in Lab VIEW Purchasing the Full Package of VI Logger The Full package of VI Logger contains additional features that are not available in the Lite package The following table compares the features in the Lite package and the Full package Feature Lite Package Full Package NI DAQmx support X X Traditional NI DAQ support X FieldPoint support X Viewing real time and X X historical data in graphs gt lt Viewing data in Microsoft X Excel Viewing data in DIAdem X gt lt Exporting data to text or X HTML files Using calculated channels Using events Managing databases K x x x Publishing data to remote computers gt lt Specifying a database to save data for a particular VI Logger task National Instruments Corporation 15 VI Logger User Guide Refer to the VI Logger Help for more information about specific features available in the Full package of VI Logger If you are using VI L
5. ad 100 3 ON Samples Continuous Rate Hz 1000 Advanced Clock Settings Clock Type Active Edge Clock Source Internal v Rising v v Iw si 2 fi Z Coven NI DAGQmx Task PA Connection Diagrar OK Cancel Help e From the Task Timing tab click the Continuous radio button to select a continuous acquisition mode This configures the NI DAQmx task so you can stop a VI Logger task manually f Click the Test button at the top of the window to ensure that the NI DAQnx task settings are valid and work the way you want g Click the OK button to close the DAQ Assistant From the Task Attributes view you can click the Edit task button if you want to edit the NI DAQm x task settings For example if you determine that a VI Logger task is acquiring data too quickly you can edit the NI DAQmx task settings to adjust the scan rate National Instruments Corporation 5 VI Logger User Guide Setting up Channels to Acquire and Log Data For each VI Logger task you configure you can select which specific channels acquire and log data within that task Complete the following steps to set up the channels that acquire and log data 1 Click the DAQmx Channels tab of the VI Logger window to display the DAQmx Channels view as shown in the following example ogger My VI Logger Eile View Tools Help Configuration Al P Run task BY stop Logging Hsave task a amp My System VI Logger Tasks Log Enabled E
6. ation related to a specific run such as the start and stop time engineering units measured minimum and maximum value set for the channel after scaling and number of scans Complete the following steps to view logged data from a specific VI Logger task run 1 Inthe configuration tree under VI Logger Tasks click a task name to expand a list of data runs named by the date and time of the run 2 Click the run you want to view 3 Click the Summary tab to display the Summary view shown in the following example 10 ni com FE Vi Logger 9 21 2004 2 32 54 150 PM ee x File View Tools Help Configuration N a My System I VI Logger Tasks o ii My Sample Task nit My VI Logger Task 1 gt 3 21 2004 1 36 54 529 PM gt 9 21 2004 2 24 21 042 PM p 9 21 2004 2 28 18 524 PM gt 3121 2004 2 31 01 829 PM gt 3 21 2004 2 32 42 023 PM 9 21 2004 2 32 54 150 PM 9 21 2004 3 38 53 473 PM gt 9 22 2004 12 40 22 615 PM ait My VI Logger Task 2 i My VI Logger Task 3 ii My VI Logger Task 4 o ii My VI Logger Task 5 Sample Taski X Delete 3P Show Help Summary Historical Data Startat 9 21 2004 2 32 54 150 PM Stop at 9 21 2004 2 32 59 044 PM Minimum ofScans Scaled Voltage Voltage lt Voltage Voltage Voltage Voltage Voltage Voltage National Instruments Corporation You can use the Summary view to see the following information about t
7. can use a digital channel to control when logging begins Place a checkmark in the Control logging with digital channel checkbox in the Task Attributes view to control logging for a task Logging occurs while the channel is high 3 Note Turning logging on and off does not affect the VI Logger task but it does create additional task runs Click the Stop task button if you want to end the task You also can use channel events to control start and stop logging conditions This feature is available only in the Full package of VI Logger Refer to the VI Logger Help for more information about using channel events for logging Viewing and Printing Data You can view data in VI Logger while VI Logger acquires and logs the data or after a task run is complete Viewing Data during Acquisition and Logging Use the Real Time Data view to view data graphically while you run a task The Real Time Data view monitors data during acquisition regardless of whether datalogging occurs VI Logger automatically displays this view when logging begins For high speed datalogging remove the checkmark from the Jump to the Real Time Data view when task starts checkbox in the Task Attributes view This releases CPU time to use for logging which improves logging performance Viewing Data from Previous Task Runs VI Logger User Guide You can view summary data from previous VI Logger task runs in a table or view the full results in a graph You can view inform
8. cevesvevsanvecseavessaavenets cecdsczevareavects 7 Duplicating a Task s r onesies 2 7 Deleting a Task and its Data eee eeeesseseeeseenecneeseeeeaetseeseees 8 Setting Data Acquisition and Logging Conditions eee 8 Setting Start and Stop Conditions for Data Acquisition 8 Setting Start Conditions for Datalogging eee eeeeeeeeeeeees 9 Viewing and Printing Data eee ceeeeeseceeeeseceeeeeeeeeeseceeeeaeeeeeaes 10 Viewing Data during Acquisition and Logging eee 10 Viewing Data from Previous Task Runs 2 0 0 0 eeeeeeseeeeeeeeees 10 Viewing Data in VI Logger Graphs eee ee eeeeseeeeceeereeeseeaeenes 12 Viewing Data in Other Applications 0 eee eect eeeereeeeeeeees 13 Printing Data 2ccsctessiieds aeek esacieaeel e a a S iS 14 We NATIONAL p INSTRUMENTS Using LabVIEW with VI Logget 0 ee eee eceseeceereeeeeeseseeeeseseeeeeeaeees 14 Generating Example VIs from VI Logger Tasks 0 eee 14 Purchasing the Full Package of VI Logger eee eeeeseeeeeeeeeneeeees 15 Where to Go from Here oo eee ec ceceeeeseeeeeeseceseeseeeseeeeeseeeeesesseseaeesees 16 Upgrading from Version 1 1 VI Logger version 2 0 contains the following changes from VI Logger version 1 1 You can use VI Logger with NI DAQm x devices You can use the Lite package of VI Logger only with NI DAQmx devices You must activate the Full package of VI Logger if you want to use all the features available in VI Logger If you a
9. e VI Logger Help the MAX interactive help system and the NI Example Finder you must have Microsoft Internet Explorer 5 0 or later e To use the Lite package an NI DAQmx device and NI DAQmx software e To use the Full package an NI DAQmx device and NI DAQmx software or a Traditional NI DAQ device and DAQ 7 0 or later or a FieldPoint I O module and FieldPoint 4 0 or later e To use the Full package you must purchase VI Logger 2 0 obtain a serial number and activate the software Refer to the National Instruments Web site at ni com for the most current information about NI hardware devices that VI Logger supports Activating the Full Package of VI Logger Refer to the Activation Instructions for National Instruments Software for more information about activating the Full package of VI Logger after you install it The instructions are included with the Full package as a printed document and with the Full and Lite packages as a PDF on the VI Logger CD Getting Started with VI Logger This user guide provides a step by step introduction through the process of creating configuring and running a VI Logger task with an NI DAQmx device Refer to the VI Logger Help for more information about creating and running a VI Logger task on a Traditional NI DAQ or FieldPoint device Creating a VI Logger Task for NI DAQmx VI Logger uses configurable tasks for datalogging and acquisition You can create customize and save multipl
10. e tasks When you use VI Logger with an NI DAQm x device you can work either in a simplified user interface or within MAX Complete the following steps to create a VI Logger task in the simplified user interface National Instruments Corporation 3 VI Logger User Guide From the Start menu select Programs National Instruments VI Logger VI Logger NI DAQmx to launch VI Logger In the configuration tree right click VI Logger Tasks and select Create New to display the Create New dialog box Select Using NI DAQmx and click the Finish button A new VI Logger task named My VI Logger Task 1 appears in the configuration tree and its settings display in the Task Attributes view of the VI Logger window as shown in the following example Vi Logger My VI Logger Task 1 File View Tools Help Configuration 4 My System BB VI Logger Tasks o nit My Sample Task ac iy 1 My VI Logger Task 2 ne My VI Logger Task 3 nie My VI Logger Task 4 nit My VI Logger Task 5 iit Sample Task1 Joes P Runtask i Save task 3P Show Help nit My VI Logger Task 1 Parai Acquisition Settings NI DAQmx Task Name vi Logger Task Zi Edit task Create new Time Condition Data Export Start at Data export settings Stop at Il View in Excel when task stops jE Logging Conditions IV Begin logging when acquisition starts I Control logging with digital channel IV Jump
11. eee VI Logger User Guide Version 2 0 VI Logger provides you with the necessary software tools to define and execute datalogging tasks With VI Logger you can view real time data in graphs browse and manage historical data in graphs and export data to view in Web browsers and other applications You can control datalogging tasks in LabVIEW and use LabVIEW to analyze historical data This user guide addresses concepts and procedures for the Lite and Full packages of VI Logger The Lite package of VI Logger provides basic datalogging and acquisition tools for NI DAQmx devices The Full package of VI Logger includes additional features for NI DAQmx Traditional NI DAQ and FieldPoint devices You can complete the procedures in this user guide with either package of VI Logger Refer to the Purchasing the Full Package of VI Logger section for more information about features in the Full package Contents Upgrading from Version 1 1 oo eeeeseereceeeeneeesecaeeneeseeeeeeaeeeees 2 System Requirements s scsscccsssessscessesocesevesseseeserssassversneseessoeseneseses 2 Activating the Full Package of VI Logget oo eee eeeeseeeseeeereeeeeeaes 3 Getting Started with VI Logger oo eee eee eee ceeeeeeeseesseeeeeseeseeeseeaes 3 Creating a VI Logger Task for NI DAQmxX 00 eee eee eeeeeeeeeee 3 Setting up Channels to Acquire and Log Data eee 6 Running a Taskin ieoa oa erea S REESE 7 Modifying a Task wscises ccsctscicssuees enssese
12. h VI Logger starts and stops acquiring data by setting dates and times for acquisition using a trigger to start acquisition or using a combination of both in which the hardware searches for a trigger after a specific start time occurs Acquisition occurs on all the channels included in a specific VI Logger task Setting Date and Time Conditions Complete the following steps to set data acquisition start and stop conditions by date and time 1 In the Time Condition section of the Task Attributes tab place a checkmark in the Start at checkbox 2 Enter the date and time you want to start acquiring data Click the down arrow in the Start at control to display a calendar you can use to select dates 3 Place a checkmark in the Stop at checkbox 8 ni com 4 Enter the date and time you want to stop acquiring data Click the down arrow in the Stop at control to display a calendar you can use to select dates 5 Click the Save Task button to verify changes to the acquisition settings 6 Click the Run Task button to start acquiring data 3 Note When you set the acquisition start and stop conditions you still must click the Run task button to start the task VI Logger waits for specified start conditions to begin acquiring data and waits for specified stop conditions to complete data acquisition Setting Trigger Start Conditions You can use a trigger to control when a VI Logger task starts acquiring data Complete the following ste
13. he VI Logger task run Name The name of the channel from which datalogging occurred Units The engineering units of measure used in the run such as voltage Minimum The minimum value set for that channel after scaling Maximum The maximum value set for that channel after scaling of Scans The number of scans VI Logger logged for the channel during the run Scaled Whether datalogging in the run was scaled or binary NI DAQmx data is always logged as scaled Click the Historical Data tab to display the Historical Data view which contains a graph of the data from the task run shown in the following example 11 VI Logger User Guide VI Logger 9 21 2004 2 32 54 150 PM Jog File View Tools Help Configuration Al X Delete R view in Excel 3P Show Help 8 a 9 21 2004 2 32 58 94 PM 9 21 2004 2 32 59 04 PM Central Standard Time vI Logger Tasks 3 K 4 blll e 2 p 232 98 entral Standard Time nit My Sample Task 55 in My VI Logger Task 1 gt 9 21 2004 1 36 54 529 PM gt 9 21 2004 2 24 21 042 PM gt 9 21 2004 2 28 18 524 PM gt 9 21 2004 2 31 01 829 PM gt 3 21 2004 2 32 42 023 PM 9 21 2004 2 32 54 150 PM 3 21 2004 3 38 53 473 PM gt 9 22 2004 12 40 22 615 PM Voltagell 0 244747 Voltage2 0 2539 Voltage3 0 0976071 Voltage4 0 0292969 Voltage 0 239261 Voltage6 2 1189 Voltage 2 35837 in My VI Logger Task 2 nit My VI Logger Task 3 nit My VI L
14. ion tree click the VI Logger task you want to run 2 Click the Run task button 3 Let the task run for several seconds to acquire data 4 Click the Real Time Data tab to view the data in a graph Refer to the Viewing Data during Acquisition and Logging section for more information about viewing data while a task runs If you set a stop condition for a task it stops acquiring and logging automatically If you do not specify stop conditions for a task the task runs until you manually click the Stop task button Refer to the Setting Start and Stop Conditions for Data Acquisition section for more information about setting stop conditions 5 Click the Stop task button 6 Click the Save task button to save the current VI Logger task configuration Modifying a Task You can edit configuration settings for a VI Logger task you previously created and saved In the configuration tree expand VI Logger Tasks Click a task name to display the tabbed VI Logger window for that task You can edit stop and start conditions logging conditions or export settings using the procedures in this manual or in the VI Logger Help Click the Save task button or run the task to save it Duplicating a Task To save time when you are configuring more than one task you can duplicate a task and then modify its settings Complete the following steps to duplicate a task 1 Right click the task in the configuration tree and select Duplicate task from the sh
15. ng glasses at the top of the display view to zoom in or zoom out on the current view The view magnifies twice or decreases by half on the x axis You also can click and drag the display view to the right or left to magnify data Right click the view select Zoom Pan Mode and the specific axis on which you want to zoom from the shortcut menu Click the view and drag a square around the area you want to magnify Use the magnifying glass to zoom out again You can modify the appearance of the graphs and graph cursors Refer to the VI Logger Help for more information about modifying the graph display Viewing Data in Other Applications You can view data from a VI Logger task run in a text file Microsoft Excel a Web browser or DIAdem Before you run a task place a checkmark in the View in Excel when task stops checkbox in the Task Attributes view if you want VI Logger to display the data in Microsoft Excel You also can click the View in Excel button that appears in the Real Time Data and Historical Data views after the task runs Microsoft Excel opens to display the data in a table If you do not have Microsoft Excel installed the default text editor displays the data You can view up to 65 535 scans of data in Microsoft Excel If you have DIAdem installed you can view data in DIAdem after the task runs Before you run a task place a checkmark in the View in DIAdem when task stops checkbox in the Task Attributes view You also can click
16. ogger Lite you must purchase and activate the Full package to use these features Refer to the VI Logger Web page at ni com vilogger for more information about purchasing the Full package You can purchase and activate the Full package from VI Logger Lite Select Tools VI Logger Activate All VI Logger 2 0 Features to display the Activate All VI Logger 2 0 Features dialog box Click the Purchase License button to display a Web page on ni com where you can purchase the software license Click the Activate License button to activate the software You must have a valid serial number to activate the Full package of VI Logger The NI Activation Wizard guides you through the process of entering the serial number obtaining and entering an activation code and enabling the software Where to Go from Here The VI Logger Help includes procedures for using VI Logger Lite and VI Logger 2 0 Access the VI Logger Help by selecting Help VI Logger Help From VI Logger or MAX click the Show Help button to display task based help on the right side of the VI Logger window To display help on a particular control or indicator in the VI Logger window right click the object and select What s This from the shortcut menu The LabVIEW Help includes reference help for using VI Logger VIs Access the LabVIEW Help by selecting Help VI Function amp How To Help Visit the VI Logger page of the NI Web site at ni com vilogger for information abo
17. ogger Task 4 Na 2 nit My VI Logger Task 5 a nit Sample Taski 05 i 02 32 58 95 PM 02 32 59 00 PM 4 gt z gt E Summay E Historical Data Viewing Data in VI Logger Graphs A red and green LED indicator appears on the upper left corner of the Historical Data and the Real Time Data views while a task runs The green light indicates that the graph is displaying data that VI Logger is acquiring while the task runs The red light indicates that the graph is displaying data that VI Logger already acquired such as the beginning or end of logged data e Use the LED indicator shown at left to switch from viewing real time B data to viewing historical data Click the red light at the top of the indicator to take a snapshot of data to view Click the green light to return to viewing real time data You can switch between data views only when a task is running e Click the home arrow button shown at left to view the beginning of logged data cl e Click the end arrow button shown at left to view the end of the logged data VI Logger User Guide 12 ni com e Click the scroll arrows shown at left to scroll through the logged data 4 gt To scroll faster through the data click a scroll arrow button and drag the cursor right or left while holding the mouse button The further away you drag the cursor from the arrow the faster the data scrolls Re e Click the magnifyi
18. ortcut menu to display the Duplicate a VI Logging task dialog box 2 Enter a task name in the New task name text box 3 Click the OK button The duplicate task appears under VI Logger Tasks in the configuration tree National Instruments Corporation 7 VI Logger User Guide Deleting a Task and its Data Complete the following steps to delete a VI Logger task UN Caution Deleting a task deletes all data associated with the task 1 Right click the task in the configuration tree and select Delete task from the shortcut menu A dialog box confirms whether you want to delete the task 2 Click the Yes button to delete the task and data Setting Data Acquisition and Logging Conditions You can define data acquisition and logging conditions for a VI Logger task Acquisition begins when VI Logger acquires the data and displays data in the Real Time Data view Logging begins when VI Logger logs the data to the destination you specify By default logging begins when data acquisition begins When you click the Run task button acquisition and logging start at the same time Acquisition and logging stop when you click the Stop task button or when a stop acquisition condition occurs However logging does not have to begin at the same time as acquisition You can configure a VI Logger task to control datalogging manually Setting Start and Stop Conditions for Data Acquisition VI Logger User Guide You can control the ways in whic
19. ps to set a trigger start condition if you are using an NI DAQmx device 1 Inthe Acquisition Settings section of the Task Attributes view click the Edit task button The DAQ Assistant opens and displays NI DAQmx task settings 2 From the NI DAQmx Task window click the Task Triggering tab The trigger settings appear 3 Inthe Start section select the type of trigger type you want Configure the source and other settings that appear when you select the trigger type 4 Click the OK button to close the DAQ Assistant Click the Save Task button to verify changes to the acquisition settings 6 Click the Run Task button to start acquiring data Setting Start Conditions for Datalogging You can control the ways in which VI Logger logs data by changing default settings in the Task Attributes view using a trigger to start logging or using channel events to control logging conditions Logging occurs on channels in the DAQmx Channels view that contain a checkmark in the Log Enabled checkbox next to the channel name Remove the checkmark if you do not want to include a specific channel in datalogging If you do not want logging to start at the same time acquisition starts remove the checkmark from the Begin logging when acquisition starts checkbox in the Task Attributes view When you run the task click the Start logging and Stop logging buttons to control logging National Instruments Corporation 9 VI Logger User Guide You
20. re using VI Logger with NI DAQmx devices you can use a simplified user interface instead of the Measurement amp Automation Explorer MAX You can generate example VIs in LabVIEW from VI Logger tasks You must have LabVIEW 7 1 or later to view and run these example VIs Refer to the Generating Example VIs from VI Logger Tasks section for more information about running tasks within LabVIEW You can view VI Logger data in Microsoft Excel You can use the VI Logger Get Channel Attributes VI on the VI Logger Advanced palette to retrieve channel name physical unit and scaling maximum and minimum attributes for logged channels You can save task data in remote databases In the Full package you can associate a database with a particular task If you want to run VI Logger tasks in LabVIEW you must use LabVIEW 7 1 or later System Requirements VI Logger User Guide VI Logger has the following system requirements Windows 2000 XP A minimum of a Pentium III or later or Celeron 600 MHz or equivalent processor but National Instruments recommends a Pentium 4 or equivalent processor A minimum of 256 MB of RAM and a screen resolution of 800 x 600 pixels National Instruments recommends 512 MB of RAM and a screen resolution of 1 024 x 768 pixels 2 ni com e At least 200 MB of disk space for the VI Logger installation Additional disk space for datalogging and storage depends on the speed and quantity of datalogging e To us
21. ut updates and support National Instruments NI ni com and LabVIEW are trademarks of National Instruments Corporation Refer to the Terms of Use section on ni com 1legal for more information about National Instruments trademarks Other product and company names mentioned herein are trademarks or trade names of their respective companies For patents covering National Instruments products refer to the appropriate location Help Patents in your software the patents txt file on your CD or ni com patents Fora listing of the copyrights conditions and disclaimers regarding components used in USI Xerces C ICU and HDF5 refer to the USTCopyrights chm In regards to components that use Citadel 5 the following copyright applies Copyright 1994 Hewlett Packard Company Refer to the V Logger Help for a listing of the conditions and disclaimers 2004 National Instruments Corporation All rights reserved 371306A 01 Dec04
22. vent c fa My Sample Task Type High Low Deadband Action _ ction Cha EENI Noevent 0 000000 0 000000 0 000000 No Action A My VI Logger Task 2 Noevent 0 000000 0 000000 0 000000 No Action My VI Logger Task 3 Noevent 0 000000 0 000000 0 000000 No Aaen LAE My Vr Logoer Tesk Noevent 0 000000 0 000000 0 000000 No Action ay Noevent 0 000000 0 000000 0 000000 No Action c if My VI Logger Task5 Noevent 0 000000 0 000000 0 000000 No Action m 2 Sample Taski Noevent 0 000000 0 000000 0 000000 No Action No event 0 000000 0 000000 0 000000 _ No Action SKINS I K mt iit Task Attributes DAGmx Channels E Real Time Data 2 The Channel column displays the channels you created in the DAQ Assistant for the NI DAQmx device To enable logging for each channel place a checkmark in the Log Enabled checkbox in the column next to each channel name If a checkbox does not contain a checkmark VI Logger scans the channel but does not log the data 3 Click the Save task button to save the channel settings in the VI Logger task 0 Tip Use the DAQ Assistant to add or delete channels From the Task Attributes tab click the Edit Task button to open the DAQ Assistant VI Logger User Guide 6 ni com Running a Task Complete the following steps to run a VI Logger task 0 Tip Running a task automatically saves the task 1 From the configurat
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