Emerson Series 3000 MVD Manuel D’Utilisation

30

The cursor control buttons move the cursor around the display menus. In menus, the cursor is a 
reverse-video highlight bar. 

•

Use  the 

 and 

 buttons to locate the cursor at the menu item you want to select or 

change.

•

After locating the cursor at the desired menu item, press 

 or 

, or the

button, to 

select or change the item.

For enumerated lists, pressing 

 will display a separate screen from which you can choose the 

desired option. From that screen:

•

Press 

 to save the change and return to the previous screen, or

•

Press 

 or the 

 button to return to the previous screen without saving.

If you need to change the value of a variable, the cursor appears as a line under a character in the 
current value.

•

If the variable has a value of Yes or No, all cursor control buttons toggle between the two 
choices. 

•

If the variable has a numeric or character value, press the 

 and 

 cursor control buttons 

to increase or decrease the value of the character at the cursor.

•

If the variable has more than one digit or character, press the 

 and 

 cursor control 

buttons to move the cursor to the next or previous character.

When the value is correct, press 

.

Press 

 to return to the previous screen without saving.

Figure 4-7 shows a typical configuration sequence involving both a menu item and a variable. 
Pressing 

 produces a screen that has help for the item at the cursor.

In the process monitor, use the 

 and 

 cursor control buttons to scroll from one screen to the 

next or previous screen. There are five screens.

•

Press the 

 button to scroll to the next screen.

•

Press the 

 button to scroll to the previous screen.

•

To assign variables to each process monitor screen, see Chapter 12.

Scientific notation is used on some screens for displaying values that contain more digits than the 
display can show, or that exceed the precision of the floating point data type. For example, the value 

 would be displayed as 

 or 

.