Reader RF350R with ANT 18 and with MIFARE transponders (MDS E)
Table 4-56
Reduction of field data due to metal, range as %: Transponder and RF350R with ANT 18
Transponder
ANT 18 without metal
ANT 18 mounted
in metal
(10 mm all-round)
MDS E623
Without metal
100
85
On metal, distance 0 mm
90
65
Flush-mounted in metal;
circumferential distance 0 mm
40
20
MDS E624
1)
Without metal
100
85
On metal, distance 15 mm
85
75
Flush-mounted in metal;
circumferential distance 25 mm
85
45
1)
Mounting the transponder on or in metal is only possible with the appropriate spacer or if there is
adequate clearance to the metal.
Reader RF350R with ANT 30 and with RF300 transponders
Table 4-57
Reduction of field data due to metal, range as %: Transponder and RF350R with ANT 30
Transponder
Mounting the antenna
ANT 30 without metal
ANT 30 mounted
in metal
(20 mm all-round)
RF320T
1)
Without metal
100
90
On metal; distance 30 mm
85
75
Flush-mounted in metal;
circumferential distance 25 mm
75
65
RF330T
Without metal
100
90
On metal;
110
2)
100
Flush-mounted in metal;
circumferential distance 10 mm
105
2)
95
Flush-mounted in metal;
without surrounding clearance
90
80
RF340T
Without metal
100
85
On metal; distance 30 mm
65
55
Flush-mounted in metal;
circumferential distance 20 mm
60
55
RF350T
Without metal
100
85
Directly on metal
75
65
Flush-mounted in metal;
circumferential distance 20 mm
55
45
Planning the RF300 system
4.3 Installation guidelines
SIMATIC RF300
System Manual, 02/2021, C79000-G8976-C345-09
87
