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Transponder
7.10 SIMATIC RF640T
I I gnitions of gas- - a a ir or dust- - a a ir mixtures
When using the RF640T transponder, check to ensure that the temperature values are
observed in respect of the requirements of the hazardous area of application.
Non-compliance with the permitted temperature ranges while using the transponder can
lead to ignitions of gas-air or dust-air mixtures.
N N ote
D D amage to the surface of the housing
The values specified for the IP x9K test are maximum values and must not be applied
continuously.
Protracted loading of the transponder can lead to damage to the surface of the housing due
to high pressures.
432
W W ARNING
System Manual, 06/2019, J31069-D0171-U001-A22-7618
SIMATIC RF600
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