1D Symbologies Enter/Exit Programming Mode
Product Reference Guide  
                   123
Code 128 Set Length 1
Specifies one of the bar code lengths for Code 128 Length Control on page 122. Length 1 is the 
minimum label length if in Variable Length on page 243 Mode, or the first fixed length if in 
Fixed Length on page 243 Mode. Length includes the bar code’s data characters only. The 
le
ngth can be set from 1 to 80 characters. 
Table 5 provides some examples for setting Length 1. See page 243 for detailed instructions on 
setting this feature.
Table 5. Code 128 Length 1 Setting Examples
STEP ACTION EXAMPLES
1 Desired Setting
01 Character 07 Characters 15 Characters 80 Characters
2 Scan ENTER/EXIT PROGRAMMING MODE
3 Scan SELECT CODE 128 LENGTH 1 SETTING
4
Scan Two Characters From 
Appendix D, Keypad
 ‘0’ and ‘1’  ‘0’ and ‘7’ ‘1’ and ‘5’  ‘8’ AND ‘0’
5 Scan ENTER/EXIT PROGRAMMING MODE
Select Code 128 Set Length 1 Setting
Make a mistake? Scan the CANCEL bar code to abort and 
not save the entry string. You can then start again at the 
beginning.
CANCEL
DEFAULT
01 = Length 1 is 1 Character