Rf300 - Siemens SIMATIC RF300 System Manual

Table 4- 4 RF380R reader transmission window and read/write distance
S : Operating distance between transponder and reader
a
S Limit distance (maximum clear distance between upper surface of the reader and the transponder, at which the
g
transmission can still function under normal conditions)
L Length of a transmission window in the x direction
x
The length L is valid for the calculation. At S
x
L Length of a transmission window in the y direction
y
The length L is valid for the calculation. At S
y
M Field centerpoint
The transponder can be used as soon as the intersection (SP) of the transponder enters the
area of the transmission window.
SIMATIC RF300
System Manual, 11/2009 - Zwischenstand 17.09.2009, A5E01642529-04
, the field length increases from L
a,min
, the field length increases from L
a,min
RF300 system planning
4.1 Fundamentals of application planning
to L .
x max
to L .
y y max
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