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V-Sense

TM

  Profile X1

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User Guide 

 

Display  Settings

:    The Display  Settings  view  provides  tools  to  edit  the  basics of  data  displayed  on the 

graph.  The ability to change the units between Imperial/Metric, adjust the acceleration units from Gs to 
distance/time, as well as adding a Title and editing the font size of the graph legend.  Explore the options 
and tools provided from the Display Settings view to adjust how the graph data is displayed.  

 

G Summation

:  The G Summation options allow you to display the individual acceleration axis data or 

combined X+Y or X+Y+Z. 
 

Rotation Adjustments

:  The Rotation Adjustments provide the option to compensate acceleration data 

based on the amount of rotation.  Typically, rotational adjustments are used when the test object 
rotates significantly while accelerating.  As an example, a larger truck or bus will often have significant 
forward pitch rotation when testing for braking/stopping capability.  Using the Rotation Adjustment 
options, the Gx, Gy, or Gz data can be smoothed and reduces to account for the effect rotation has on 
acceleration data. 
 

G Smoothing

:  The Smoothing setting will reduce noise data from your data set and graph.  Select the 

preferred Smoothing parameter desires for the test.  Typically, a Smoothing setting of 3 is appropriate 
for low vibration tests and tests that have a sample rate of 100Hz or less.  With higher vibration testing 
events or testing that uses a sample rate of 1000 or more, you may elect to smooth the noise in the data 
by selected a higher G Smoothing.  The settings allow for a smoothing of 1 (no smoothing) to 9 
(maximum smoothing).  To understand how the setting affects the data and graph, experiment with a 
graph and G Smoothing. 
 

Summary of Contents for Profile X1

Page 1: ...n or off The light on the far left of the LED panel will illuminate when power is on The 4 LED lights on the right side of the LED panel indicate the battery level of the V Sense POD Connect a V Sense...

Page 2: ...onnecting a POD to the tablet Connect the micro USB end on the USB cable to the POD micro USB connector Connect the common USB end rectangular shape to the PC USB port The Profile X1 software includes...

Page 3: ...ty Use the File Setup screen to add context and information that you want to attach to the test file As desired you can add a Test ID Operator ID and additional description information for a specific...

Page 4: ...o verify the G range maximum that is best for the proposed test Sample Rate Hz The Sample Rate for each test is set by selecting the desired rate from the drop down menu box The Sample Rate defines th...

Page 5: ...sit brake testing drag factor tests for crash investigations and other similar straight line tests that last less than 2 10 seconds The V Sense Speed and Distance is also useful for drag racing applic...

Page 6: ...Trigger and or data that was collected a few moments after the Stop Trigger This setup option allows for adding data that was collected 0 50 100 150 and 200 milliseconds prior to or after the Start S...

Page 7: ...rating to 15 MPH after the car comes to a full stop This test will start when the car experiences braking of 0 2 Gx from a higher Gx level the test will stop when the car achieves a speed greater than...

Page 8: ...ofile X1 or V Sense POD When viewing tests stored on the connected V Sense POD you can elect to select an entire list of tests or specific test files to import to your PC You can also delete test file...

Page 9: ...ect a test for analysis click the check box of the test and then click the graph icon After clicking the graph icon the test file is opened in the analysis view To view multiple tests on the same grap...

Page 10: ...raph view as a new Analysis File The other more advanced graphing capabilities are found by clicking on the Edit Series Display Settings and Map tabs Data Table The Data Table view shows the data for...

Page 11: ...t area set the x axis to GPS Distance the GPS Altitude sensor must be on during the test to show the slope of a test area Sort data of a column from maximum to minimum or minimum to maximum by clickin...

Page 12: ...est object rotates significantly while accelerating As an example a larger truck or bus will often have significant forward pitch rotation when testing for braking stopping capability Using the Rotati...

Page 13: ...shown as the sign and the data cursor shown as the circle with center target The colors of these items can be edited via the Edit Series and Display Settings views If showing the Superelevation and R...

Page 14: ...BUT the POD is not listening for the Start Trigger When you are ready to set the POD to conduct the test click the Start Test button Once the test is started the view will change to show the active da...

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