User's Manual

Table Of Contents
9-1
Even if the antenna is mounted on any metallic material, the antenna is not affected. However, be sure to check the antenna when you
install it.
Model V670-H11 Model V670-D13F03
The metal has hardly any influence on the performance of Model V670-H11. However, be sure to check the performance after installation.
Model V670-H51 Model V670-D13F01 (H)
Metal: Iron
Metal: Aluminum
0123456789101112131415
Distance between the sensing head of antenna and metal (mm)
100
80
90
70
60
50
40
30
20
10
0
Communication range ratio (%)
* Assume that the communication distance
without metal is 100%.
0123456789101112131415
Distance between the sensing head of antenna and metal (mm)
100
80
90
70
60
50
40
30
20
10
0
Communication range ratio (%)
* Assume that the communication distance
without metal is 100%.
Antenna
Tag
Metal
Distance between
metal and sensing
head of antenna
Communication
range
Chapter 9 Characteristic Data Depending on Operating Condition (Reference)
9-1 Influence of Metal of Antenna (Reference)