Siemens SIMATIC RF300 System Manual page 64

RF300 system planning
4.4 Installation guidelines
Reduction of field data: Transponder and RF380R reader
Table 4-11
Transponder
RF320T
Without metal
On metal; distance 20 mm
Flush-mounted in metal; distance
all-round 20 mm
RF340T
Without metal
on metal
Flush-mounted in metal;
distance all-round 20 mm
RF350T
Without metal
on metal
Flush-mounted in metal;
distance all-round 20 mm
RF360T
Without metal
On metal; distance 20 mm
Flush-mounted in metal;
distance all-round 20 mm
RF370T
Without metal
on metal
Flush-mounted in metal;
distance all-round 20 mm
RF380T
Without metal
on metal
Flush-mounted in metal; distance
all-round 40 mm
64
Reduction of field data by metal (in %): Transponder and RF380R
100
85
35
100
93
83
100
85
70
100
85
55
100
90
70
100
80
75
RF380R reader
Without metal on metal
90
80
30
95
90
80
95
70
60
98
75
50
100
90
65
93
75
65
System Manual, 09/2007, J31069 D0166-U001-A5-7618
flush-mounted
in metal
(20 mm surround)
50
30
20
60
52
45
63
57
46
60
70
60
92
75
60
55
50
40
SIMATIC RF300