Rf300 - Siemens SIMATIC RF300 System Manual

RF300 system planning
4.6 Chemical resistance of the transponders
Substance
Nitric acid (10 percent)
Hydrochloric acid (10 percent)
Sulphuric acid
(10 percent)
(10 percent)
(30 percent)
Tested fuels:
(FAM-DIN 51604-A)
Toluol
1, 1, 1-trichloroethane
xylene
Zinc chloride (saturated)
Assessment:
+
/
-
MDS D324, MDS D421, MDS D424, MDS D460
The housing of the MDS D124 is made of epoxy casting resin. The following table provides
an overview of the chemical resistance.
Table 4- 37
Chemical compound
Formic acid
Ammonia liquid, water-free
Ethanol
Gasoline, aromatic-free/containing benzol
Benzol, benzoic acid
Borax
Boric acid
Bromine, liquid, bromine water
Butyric acid
Carbonate (ammonium, sodium, etc.)
Chlorine, liquid
Chlorobenzene
Chloroform
84
Resistant, weight gain < 3 % or weight loss < 0.5 % and/or reduction in fracture resistance
< 15 %
Limited resistance, weight gain 3 to 8 % or weight loss 0.5 to 3 % and/or reduction in
fracture resistance 15 to 30 %
Not resistant, weight gain > 8 % or weight loss > 3 % and/or reduction in fracture
resistance > 30 %
Chemical resistance of MDS D324, MDS D421, MDS D424, MDS D460
Test conditions
Time
[days]
40
40
40
40
40
40
180
180
180
180
180
40
Concentration 20 °C
50 %
100 %
System Manual, 11/2009 - Zwischenstand 17.09.2009, A5E01642529-04
Evaluation
Temperature
[°C]
23 +
80 -
23 +
80 /
23 +
80 +
80 /
80 +
80 /
75 +
80 +
80 +
40 °C
■
□
■
■
■
■
□
◪
□
■
□
SIMATIC RF300
60 °C
■
■
■