Hach-Lange DR 3900 User Manual - Manual (Page 83)

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Expanded programs
Program Number:
The program number is a specific test number, with which the
program can subsequently be called up from the selection list in
the User Programs menu or the Favorites menu.
2. Enter a program number between 9000 and 9099. The
lowest available number appears automatically.
3. Press OK.
Note: If a program number is already allocated to another user
program, a query appears asking whether the present program is to
be replaced. If OK is pressed, the existing program is overwritten.
Program name:
4. Use the alphanumeric keypad to enter a program name. The
name can be a maximum of 28 characters long.
5. Press Back to go back to the previous program point or
press Next to continue with the input of the program data.
Program type:
6. Select Free programming and then press Continue.
7. Highlight the line containing the program point that is to be
edited or defined and press Edit.