Use a FieldLab to run a valve test with manual marking of crack and reseat

Use a FieldLab to run a valve test with manual marking of crack and reseat


Use this article if you selected "Manual Marking of Crack and Reseat" when you created your valve test in FieldLab Desktop.



The FieldLab interface is slightly different if you selected "Auto Detection of Crack and Reseat". To learn how to perform a valve test with auto detection: Step-by-step article for running a valve test with Auto Detection.

Software and Firmware Requirements
  1. Requires FieldLab Desktop App version 1.24.0 or later to create your test. You can update FieldLab Desktop from within the app if you already have it installed on your PC, or download the latest version for free.
  2. Firmware version 1.123 or later installed on your FieldLab Digital Pressure Calibrator. Step-by-step instructions for updating FieldLab Firmware.

1. If you haven't already, create a valve test in the FieldLab Desktop App and add it to your FieldLab. 

2. Make the proper connections.

Make airtight connections between the FieldLab, a pressure source, and the valve under test.

3. Activate the test on your FieldLab.

3.1) Select the Menu button on the FieldLab.
3.2) Enter the Test Modes submenu to view the list of tests installed on your Fieldlab by pressing the Right-arrow button.
3.3) Scroll to the valve test you wish to use using the Up and Down arrow buttons.
3.4) Activate the test by pushing the Zoom/center button.
Browse to find and activate your test on the FieldLab

4. Enter Set Point

Select the Up-Arrow Button to access the keyboard interface. Enter your desired set pressure for the valve and select OK to exit.
Enter set pressure for your test

5. Start Logging

When you are ready to apply pressure to the valve, select the Log Button to start logging.
Select Log button to start logging

6. Increase pressure until the valve opens.

7. Mark Crack

Once you observe the valve has opened, select the Up arrow button on the FieldLab to log the event.
Mark crack pressure by pushing the Up-arrow button

8. Decrease pressure until you observe the valve close.

9. Mark Reseat

Once you observe that the valve has closed, select the Down Arrow Button to log the event.
Mark the pressure at which the valve reseated by pushing the Down-arrow button.

10. Stop Logging

Select the Log Button to stop logging.

11. Accept or Relog

Review the results of your test on the summary screen.
If you are satisfied with the results, select Accept. If not, select Relog and repeat steps 5 through 10 above.
Accept or Relog test results.

12. Repeat Steps 5 through 11 above until you have performed all necessary crack tests.

13. Run Seat Tight Test.

If no seat tight test is included, skip to step 14.
10.1) Adjust pressure to desired level for the seat tight test.
10.2) Select Start Test
10.3) The FieldLab will run a countdown timer for the amount of time you entered when you created the test in FieldLab Desktop.
10.4) Pass, Fail or Retest. When the test is complete, review the results on the summary screen and mark the test accordingly. You can also choose to re-test if you need to make adjustments.
​

14. Review Test Results.

Once all the crack tests and seat tight test (if included) are complete the FieldLab will present you with a summary of the test results.
At this point, you are done. All of your test data has been saved to a dataset on the FieldLab. 


Next Steps

Import the Data Sets (test results) from your FieldLab to the FieldLab Desktop App.

Instructions for doing so are here: Import Data Sets from a FieldLab to FieldLab Desktop.

Export data sets in .csv and/or .pdf format. 

Once Data Sets have been imported to FieldLab Desktop, you can export them in a variety of file formats. Instructions for doing so are here: Export Data Sets from FieldLab Desktop.




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