Section 2: Command Codes
Page 2-8 SATO Programming Reference 
Bar Codes, Expansion
Command Structure <ESC>BWaabbb
aa = Expansion factor by which the width of all bars and 
spaces will be increased (01-12)
bbb =  Bar height by dot (004-999 dots)
Example: <ESC>BW02100
Placement: Immediately follows the <ESC>BT command and 
precedes data to be encoded. 
Default: None
Command Function  This command works together with the <ESC>BT command to specify an 
expansion factor and the bar code height for the particular symbol being 
printed.
Input to Printer
<ESC>A
<ESC>H0050<ESC>V0050<ESC>BT101030103
<ESC>BW04100*1234*
<ESC>Q1<ESC>Z
Printer Output
Special Notes  1. This command must be preceded by the Variable Ratio Bar Codes 
<ESC>BT command.
2. The following bar codes will be affected by the Character Pitch com-
mand: Codabar, Code 39, Interleaved 2 of 5, Matrix 2 of 5.