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Chapter 8. Servicing the PT878
182 Transport® Model PT878 Portable Liquid Flowmeter User’s Manual
8.8.2 Setting up Peak Detection (cont.)
1. The first prompt asks for the peak detection method. Use the [W] and
[
X] arrow keys to move to the appropriate radio button and press
[ENTER].
If you have selected the peak detection method, you have completed
entering data in this window. But if you have selected the threshold method,
you must also enter the minimum and maximum threshold percentage
(available from 0 to 100) used to measure transit time.
2. To enter the minimum threshold:
a. Press [ENTER] to open the text box.
b. Use the numeric keys to enter the desired percentage.
c. Press [ENTER] to confirm your entry.
3. Repeat step 2 to enter the maximum threshold.
4. The final prompt asks for the percent of peak.
a. Press [ENTER] to open the text box.
b. Use the numeric keys (and the - key for negative numbers) to enter
the desired percentage.
c. Press [ENTER] to confirm your entry.
You have completed entering data for Peak Detection. To leave this
window,
• Press the [S] key to return to the Peak Detection tab, and the [W] arrow
key to move to the Signal Parameter tab.
• Press [F2] (Cancel) to return to Operate Mode without confirming the
changes.
• Press [F3] (OK) to confirm the new data and return to Operate Mode.