Datamax Allegro 2 - Manual (Page 106)

Specifications
F-4 Allegro2
Label/Tag Media Specifications:
Figure F-1 Media Specifications
Description MAX* MIN*
A Label width 4.650 0.750
B Backing width 4.650 0.750
C Gap between labels 99.99 0.100
D Label length 99.99 0.500
E Backing thickness 0.005 0.0023
F Label thickness 0.005 0.0023
G Width of sensor opening 0.500 0.200
H Distance from edge of Media to edge
of sensor opening 2.250 0.200
I Reflective sensor mark width 4.00 1.000
J Reflective sensor mark length 99.99 0.100
K Distance between reflective mark 99.99 0.500
* Units of measure are in inches
Table F-1 Media Dimensions