Emerson Rosemount 8750W, Reference Manual

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Reference Manual
00809-0300-4750, Rev CA
Operation
March 2016
Operation
4.2.1 Basic features
The basic features of the LOI include a display window and four navigational arrow keys (see
Figure 4-1 ).
To activate the LOI, select the DOWN arrow two times. Select the UP , DOWN , LEFT , and
RIGHT arrows to navigate the menu structure. A map of the LOI menu structure is shown on
Figure 4-2 and Figure 4-3 .
Figure 4-1. Field Mount Transmitter Local Operator Interface Keypad and Character
Display
4.2.2 Data entry
The LOI keys are not alphanumeric. Alphanumeric and symbolic data is entered by the
following procedure. Use the steps below to access the appropriate functions.
1. Select the arrow keys to navigate the menu structure ( Figure 4-2 and Figure 4-3 ) in
order to access the appropriate alphanumeric parameter.
2. Select the UP , DOWN or RIGHT arrow key to begin editing the parameter. (Use the
LEFT arrow key to go back without changing the value).

For numerical data, toggle through the digits 0-9, decimal point , and dash .

For alphabetical data, toggle through the letters of the alphabet A-Z, digits 0-9 ,
and the symbols ?, &, +, -, *, /, $, @,%, and the blank space .
3. Select the RIGHT arrow key to highlight each character you want to change and
then select the UP or DOWN arrow keys to select the value. If you go past a
character that you wish to change, keep selecting the RIGHT arrow key to wrap
around in order to arrive at the character you want to change.
4. Select “ E” (the LEFT arrow key) when all changes are complete to save the entered
values. Select the LEFT arrow key again to navigate back to the menu tree.