Numeric Fields; Alphanumeric Fields - Hach 9240 Manual Básico Del Usuario

• The Esc key cancels data input or goes back to the previous screen.
• The Enter key validates the input and goes on to the next step
• The Up Arrow keys select the option displayed immediately above them on the screen.
When a screen requiring data entry is displayed, the first editable field is always highlighted. To
select other fields on the screen, scroll through them by pressing the Up Arrow function key under
the Select option. As each field is selected, the data element available for update is highlighted.
The same is also true when a menu is displayed. In this case, the first available option is always
highlighted. Scroll to the required option by pressing the Up Arrow function key under the Select
option.
Data entry is effected in a variety of ways depending on the characteristics of the data field being
accessed.

Numeric fields

These fields require that the user enter one or more numeric values into a field. The type of field
determines the available input. In some fields only digits 0 through 9 would be available to select
whereas in other fields the decimal point and/or minus sign may also be available.
1. For data elements such as these, press the function key under either the Up Arrow or Down
Arrow options to initiate data entry.
2. The first digit will then be highlighted, and a new Right Arrow option replaces the Select option
at the bottom of the screen.
3. Press the function key under the Up Arrow option to increase the value of the field by 1.
4. Press the function key under the Down Arrow option to decrease the value of the field by 1.
5. Press the function key under the Right Arrow option to accept the currently displayed digit and
move one digit to the right.
6. Press the Enter function key to accept the data and move to the next input field.

Alphanumeric fields

These fields require that the user enter one or more alphanumeric values into a field. The type of
field determines the available input. In some fields only upper case alpha characters may be allowed,
in others upper and lower case alphanumeric characters my be allowed, etc.
1. Press the function key under either the Up Arrow or Down Arrow options to initiate data entry.
2. The first character will then be highlighted, and a new Right Arrow option replaces the Select
option at the bottom of the screen.
3. Press the function key under the Up Arrow or Down Arrow option to scroll through the list of
available characters.
4. Press the function key under the Right Arrow option to accept the currently displayed character
and move to the next character.
5. Press the Enter function key to accept the complete field and move to the next data input field.
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