User's Manual

38
Chapter 6 Cautions in Operation
6-1 Effects of Metal on The Back Face upon Communication Area of Reader
Size of metal on the back face (For reference)
If metal is present on the back face of the R/W module, the communication distance with the tag is reduced.
Measurement condition
Metal on the back (aluminium) 300 × 300 × t1.5
交
信
Metal plate
Ｘ Ｙ
Distance to the metal on the
bac
k
Communication distance decreasing
rate
(
%
)
Communication