Siemens SIMATIC RF680R - Page 83

RF600 system planning
4.7 Chemical resistance of the readers and transponders
SIMATIC RF600
System Manual, 11/2018, J31069-D0171-U001-A21-7618
83
Substance
Test conditions
Evaluation
Concentration [%]
Temperature [°C]
Phosphoric acid, w
20 %
50 °C
++++
Propane
liquid
20 ℃
++++
Propane gaseous 20 ℃ ++
Mercury
pure
50 °C
++++
Crude oil
100 %
-
++
Ammonium chloride
100 %
50 °C
++++
Ammonium chloride, w.
-
50 °C
++++
Nitric acid
-
20 ℃
￮
50 %
20 ℃
++
1 ... 10 %
50 °C
++++
Hydrochloric acid
1 ... 5 / 20
50 °C
++++
35 %
20 ℃
++++
35 %
50 °C
+++
conc.
50 °C
++++
Sulfur dioxide
low
50 °C
++++
moist
20 ℃
++++
moist
50 °C
++
liquid
50 °C
￮
Sulfuric acid
1 ... 6 / 40 / 80
50 °C
++++
20 %
20 ℃
++++
20 %
50 °C
+++
60 % 20 ℃ ++++
60 %
50 °C
++
95 %
20 ℃
++
95 %
50 °C
￮
fuming
20 ℃
￮
Hydrogen sulfide
low / saturated
50 °C
++++
Detergent
high
50 °C
++++
Water
-
50 °C
++++
Hydrogen
technically clean
50 °C
++++
Plasticizer
-
20 ℃
++++
-
50 °C
++
Explanation of the rating
++++
Resistant
+++
Practically resistant
++
Conditionally resistant
+
Less resistant
￮
Not resistant
conc.
Concentrated solution