Emerson Rosemount CT4215, Справочное руководство

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A. Pack position when the timer starts.
B. Pack position when the timer stops for the first sample measurement bar.
C. Pack position when the timer stops for the second sample measurement bar.
3. Repeat the measurement a number of times to enure consistent results.
4. Convert the time taken to msecs (milliseconds). One second = 10000 msecs.
5. Enter the time taken in msecs to set the required measurement start time.
6. Repeat this process to measure the time taken for the pack to pass between the
input gate and the second sample measurement bar. Add a further 500 msecs to
the time taken and enter it as the initial measurement end time.
7. A test pack with a known leak situated at the far end of the pack will be sent along
the product line to confirm the setup.
8. Leak detection is confirmed when a spike has been detected on the concentration
screen as shown.
Software interface description Reference Manual
July 2022 00809-0100-4245
70 Rosemount CT4215