Siemens SITRANS TSinsert Compact Operating Instructions page 24

Flammable dusts
The following table contains the maximum permissible ambient temperatures in areas with combustible dust in the
connection area of a SITRANS TS500 temperature sensor.
Due to the electronics used, a maximum enclosure temperature of 85 °C is used as the basis for determining the
1)
ambient temperature.
In accordance with EC type examination certificate PTB 10 ATEX 1005 X or
2)
IECEx Certificate of Conformity IECEx PTB 10.0018X issue No.: 0.
8.1.2 Maximum permitted sample temperatures within the process
Note
Permissible ambient temperature at sensor
The maximum permissible ambient temperature at the sensor simultaneously corresponds to the highest permissible sample
temperature.
The minimum permissible sample temperatures are up to -200 °C depending on the version of the temperature sensor.
See also
Maximum permitted sample temperatures within the process (Page 24)
24
SITRANS TSinsert/TS100/TS200/TS300/TS500
A5E32897051-01, 09/2013