Reference Data - Omron V680-HAM42-DRT User Manual

Section 6
Appendices

Reference Data

Effect of Surrounding Metals on the Antenna (Reference)
V680-HS51
When embedding the Antenna in metal, be sure the metal does not extend beyond the
communications section (coil surface) of the Antenna.
R18 min.
40 mm min.
Do not bend the cable into a curve tighter
than 18 mm in radius.
V680-HS52
When embedding the Antenna in metal, be sure the metal does not extend beyond the
communications section (coil surface) of the Antenna.
R22 min.
60 mm min.
Do not bend the cable into a curve tighter
than 22 mm in radius.
RFID System
102
User's Manual
Surrounding metal
(steel)
120 (±60) mm dia. min.
Antenna
7 mm min.
Surrounding metal
(steel)
130 (±65) mm dia. min.
Antenna
15 mm min.
Antenna
If the metal around the Antenna reaches the coil surface, the
communications distance will be reduced by approx. 50% compared
with mounting to a non-metallic surface.
Antenna
If the metal around the Antenna reaches the coil surface, the
communications distance will be reduced by approx. 50% compared
with mounting to a non-metallic surface.
Surrounding metal
(steel)
12 mm dia.
Communications
distance reduced
by approx. 50%.
Surrounding metal
(steel)
22 mm dia.
Communications
distance reduced
by approx. 50%.