# Number Server

## How to Define an Enumeration Circle with Variable Ranges (Characters and Digits)

| ### What to do:
| You need to be logged in with manager privileges in order to be able to work through this example.
| Select Manager > Tools > Number Server The mask Enumeration Variants is opened.
| Change to Insert mode with the button .
| Enter ART-NR-2 in the Enumeration circle field.
| Enter Example Item number - fixed and variable range in the Comment field.
| Enter 5 in the Step field.
| Enter 000ART005 in the Cur.no. field.
| Enter 000ART000 in the Minimum field.
| Enter 900ART990 in the Maximum field.
| Enter 900ART900 in the Alarm number field.
| Save the entry with the button .
| Switch to the list in the lower part of the mask.
| Change to Insert mode with the button .
| Enter 1 in the Column field.
| Enter 3 in the Width field.
| Click in the Text field. You should now see a big hash sign. Whenever you click the field, the little dot becomes a hash sign and vice versa.
| Click the Text field. You should now see a big hash sign. Whenever you click the field, the little dot becomes a hash sign and vice versa.
| Enter 0-9 in the Value range field.
| Repeat steps 11 through 16 two times with the following values.
Column | 4 | 7
Width | 3 | 3
Text | "big hash sign" | "small dot"
Length | "big hash sign" | "big hash sign"
Value range | ART | 0-9
| The first ID is "000ART005", the following IDs are "000ART010", "000ART015", "000ART020", etc. (with a stepping of 5). The center section of the ID has been defined as fixed text, i.e. the characters will not change (is not "incremented"). Once the number "900ART900" has been reached, a system message is displayed on the screen. Since cyclical counting has not been enabled, an error message will be displayed once the ID "900ART990" has been exceeded.