Transponder
ANT 3
without metal
ANT 3
on metal
ANT 3 flush-
mounted in
metal
(10 mm all-
round)
MDS D324
1)
Without metal
100
100
92
On metal; distance 0 mm
47
34
29
Flush-mounted in metal;
circumferential distance 25 mm
29
24
18
MDS D422
MDS D522
Without metal
100
100
83
On metal, distance 0 mm
111
2)
111
2)
111
2)
MDS D423
Without metal
100
100
93
On metal; distance 0 mm
125
2)
125
2)
121
2)
Flush-mounted in metal;
circumferential distance 20 mm
125
2)
143
2)
136
2)
MDS D424
1)
MDS D524
1)
Without metal
100
100
94
On metal; distance 0 mm
23
23
21
Flush-mounted in metal;
circumferential distance 20 mm
17
13
10
MDS D425
MDS D525
Without metal
100
100
100
On metal; distance 0 mm
89
100
71
Flush-mounted in metal; circum‐
ferential distance 20 mm
71
54
36
MDS D428
MDS D528
Without metal
100
93
83
On metal; distance 0 mm
93
93
83
Flush-mounted in metal; circum‐
ferential distance 20 mm
93
93
83
MDS D460
1)
MDS D560
1)
Without metal
100
93
90
On metal; distance 0 mm
33
33
20
Flush-mounted in metal; circum‐
ferential distance 20 mm
33
33
17
1)
Mounting the transponder on or in metal is only possible with the appropriate spacer or if there is
adequate clearance to the metal.
2)
Values of > 100 % can occur if transponders were developed specifically for mounting in/on metallic
surroundings.
Planning the RF300 system
4.3 Installation guidelines
SIMATIC RF300
82
System Manual, 02/2021, C79000-G8976-C345-09
