Werner Turck GmbH & Co. KG TNCK40 User Manual
Description of the read-write heads
6 – 4
D101583 0207
BL ident
Read-write head antenna
The antenna consists of an air coil. It is used to transfer data and
energy between the data carrier and the read-write head. The
antenna generates an electromagnetic field which is detected by the
data carrier within the transfer zone. A data and energy transfer is
only possible as long as the data carrier is located in this field
energy between the data carrier and the read-write head. The
antenna generates an electromagnetic field which is detected by the
data carrier within the transfer zone. A data and energy transfer is
only possible as long as the data carrier is located in this field
(Figure 2).
Figure 2
Transfer zone
Transfer zone