Vaisala BAROCAP PTB330 Guía de usuario descargar pdf (Pagina 57)

Chapter 4 ________________________________________________________________ Operation

VAISALA _______________________________________________________________________ 55

Rounding

Round off one decimal by using the rounding function. The default

setting is rounding off. Rounding has no effect on quantities without

decimals. To use the rounding function:

1. Open the MAIN MENU by pressing any of the arrow buttons.

2. Select Display and then press the right arrow button.

3. Select Rounding and press the ON/OFF button.

4. Press the EXIT button to return to the basic display.

Backlight

As a default the display backlight is always on. In the automatic mode

the backlight stays on for 30 seconds from the last press of any button.

When pressing any button, the light turns on again. To change

backlight preferences:

1. Open the MAIN MENU by pressing any of the arrow buttons.

2. Select Display and then press the right arrow button.

3. Select Backlight, press the CHANGE button.

4. Select On/Off/Automatic, then press the SELECT button.

5. Press EXIT to return to the basic display.

Contrast

1. Open the MAIN MENU by pressing any of the arrow buttons.

2. Select Display, press the right arrow button.

3. Select Contrast, press the ADJUST button.

4. Adjust the contrast by pressing the left/right arrow buttons.

5. Press OK and EXIT to return to the basic display.

Keypad Lock

This function locks the keypad and prevents unintentional button

strokes. To use keypad lock:

1. To lock the keypad, press and hold down the left function button

for 4 seconds (at any display).

2. To unlock the keypad, press and hold down the OPEN button

for 4 seconds.

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Vaisala BAROCAP PTB330 Guía de usuario Pagina 57