Siemens SIMATIC Ident System Manual page 34

RF200 system planning
4.1 Fundamentals of application planning
Secondary fields with shielding
The following graphic shows typical primary and secondary fields, with metal shielding this
time.
The metal shielding prevents the reader from detecting tags via the secondary field.
Figure 4-9
34
Secondary field with shielding
System Manual, 09/2013, J31069-D0227-U001-A8-7618
SIMATIC RF200