Siemens SIMATIC Ident System Manual page 59

Transponder
MDS D424
MDS D425
MDS D426
MDS D428
MDS D460
1)
* Values of > 100 %, relative to non metal surroundings, can occur if transponders were developed
The values in the table describe the reduction of the field data. All values are percentages relative to
SIMATIC RF200
System Manual, 09/2013, J31069-D0227-U001-A8-7618
without metal
1)
on metal, distance 25 mm
flush-mounted in metal;
distance all round 25 mm
without metal
screwed onto metal
flush-mounted in metal;
distance all round 25 mm
without metal
1)
on metal, distance 25 mm
flush-mounted in metal;
distance all round 25 mm
without metal
screwed onto metal
flush-mounted in metal;
distance all round 25 mm
without metal
1)
on metal, distance 25 mm
flush-mounted in metal;
distance all round 25 mm
Mounting the transponder on or in metal is only possible with the appropriate spacer or if there is
adequate clearance to the metal.
specifically for mounting in/on metallic surroundings.
non metal (100% means no influence).
RF200 system planning
4.3 Installation guidelines
RF250R with ANT 30
antenna without antenna flush-
metal mounted in metal
(all round 20 mm)
100
90
75
100
95
90
100
90
55
100
130*
80
100
90
85
85
75
70
90
75
70
70
65
45
90
110*
90
85
75
70
59