User's Manual

User Manual
Andea Electronics http://www.gzandea.com 36/44
the tag in a direction perpendicular to the middle of the gate. When it is detected
normally, the vertical distance between the book and the external connection line of
the S and M gate antenna is about 60CM while the distance of the book parallel to
the gate is about 100CM, as shown below:
The book is 60cm
away from the
center point
Aisle width 140cm
The book is 100cm
away from the
gate
The book is
100cm away from
the gate
Figure 36 Explanation for Card Reading Range Test