[dsg-hallb_rich] [New Logentry] Broken RICH air pressure sensor resolved - hardware interlock cRIO module replaced

tlemon at jlab.org tlemon at jlab.org
Tue Dec 14 16:00:02 EST 2021


Logentry Text:
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Replacing the pressure transducer (PT) on the RICH air-cooling buffer tank did not fix the incorrect pressure reading.

This indicated that the cause of the bad PT reading was a malfunctioning cRIO channel on the module used to read the PT in the RICH N2 volume hardware interlock cRIO.

The cRIO module (an NI-9219) was swapped for a spare, resolving the issue. The pressure sensor is now reading as expected.

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This is a plain text email for clients that cannot display HTML.  The full logentry can be found online at https://logbooks.jlab.org/entry/3963139
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