Omron V680-HS63 - Page 169

RFID System
User's Manual
SECTION 7
Reference Data
SECTION 7
Appendices
167
 V680S-D2KF68
 Effect of Metal on Back of RF Tags (Reference)
The V680S-D2KF68 communications range is reduced if there is any metallic material on the back of
the RF Tag.
● V680-HS63 and V680S-D2KF68 ● V680-HS65 and V680S-D2KF68
Distance to metal (x)
10
20
30
40
50
60
70
80
90
100
(%)
Communications range (Distance without metal is 100%.)
0 50 100 150 200 (mm)250
Distance to metal (x)
10
20
30
40
50
60
70
80
90
100
(%)
Communications range (Distance without metal is 100%.)
0 50 100 150 200 (mm)250
RF Tag
X
Y
Antenna
Metallic
material
Metal on back
Communica-
tions
range
RF Tag
Antenna
X
Y
Communica-
tions
range
Metallic
material
Metal on back