Siemens SIMATIC Ident System Manual page 26

RF200 system planning
4.1 Fundamentals of application planning
The picture below shows the transmission window of the SIMATIC RF210R and
SIMATIC RF220R readers between transponder and reader:
S
a
S
g
L
SP
Figure 4-1
26
Operating distance between transponder and reader
Limit distance (maximum clear distance between upper surface of the reader and the tran-
sponder, at which the transmission can still function under normal conditions)
Diameter of a transmission window
Intersection of the axes of symmetry of the transponder
RF210R/RF220R transmission window
System Manual, 07/2015, J31069-D0227-U001-A9-7618
SIMATIC RF200