User's Manual

RFID System
User's Manual
105
Section 6 Reference Data
Section 6
Appendices
 V680-D2KF52M
 Differences in Surrounding Metals
Communications distances are affected by the type of metal in back of or surrounding the Tag, as
shown in the following table.
 V680-D2KF67M
 Effect of Surrounding Metals (Reference)
The V680-D2KF67M can be surface-mounted or it can be embedded in metal. If it is embedded in
metal, the height of the metal casing must not exceed that of the Tag.
Steel SUS Brass Aluminum
V680-D2KF52M 100% 80% to 85% 80% to 85% 75% to 80%
Note: The value for steel around or behind the Tag is set to 100%.
● V680-HS52 and V680-D2KF67M ● V680-HS63 and V680-D2KF67M
● V680-HS65 and V680-D2KF67M
Embedded
ID Tag
Surface-mounted
Metal casing
Metal casing
4.5 mm max.
ID Tag
0
10
20
30
40
50
60
70
80
90
100
10 20 30 40 50 (mm)
The communications distance without metal is 100%
Distance to metal (x)
(%)
0
10
20
30
40
50
60
70
80
90
100
10 20 30 40 50 (mm)
The communications distance without metal is 100%
Distance to metal (x)
(%)
0
10
20
30
40
50
60
70
80
90
100
10 20 30 40 50 (mm)
The communications distance without metal is 100%
Distance to metal (x)
(%)
Metal casing
Tag
XX