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Chapter 6. Programming Meter Settings
Transport® Model PT878 Portable Liquid Flowmeter User’s Manual 121
6.6 Adjusting the Contrast (cont.)
• To confirm the entries and return to Operate Mode, press [F3] (OK). The
PT878 returns to Operate Mode.
• To leave the window without confirming the entries, press [F2] (Cancel)
or the
[ESC] key. The PT878 returns to Operate Mode.
6.7 Setting Backlight Timeout
By using the Backlight Timeout option, you can set a specified time that the
PT878 backlight will remain on before turning itself off. Automatic turnoff
enables the PT878 to conserve battery power.
To set the backlight timeout:
1. From the Meter menu, scroll to the Backlight entry and press [ENTER].
The Display Options window opens on the Display tab, as shown in
Figure 80 on page 120.
2. Press the [T] key three times to reach the Backlight Off text box.
3. Then press [ENTER] to enter the box.
4. Use the numeric keys to enter the number of minutes that the backlight
remains on (from 0 to 99).
5. Press [ENTER] to confirm the entry.
• To confirm the entries and return to Operate mode, press [F3] (OK). The
PT878 returns to Operate Mode.
• To leave the window without confirming the entries, press [F2] (Cancel)
or the
[ESC] key. The PT878 returns to Operate Mode.
Note: You can turn the backlight on or off at any time by pressing the power
switch for 1 second.