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SS 20.600 Ex
– Supplementary instructions for use in explosive atmospheres ATEX Page 6
4 Application range
The ATEX version of the category 3
SCHMIDT
®
flow sensor SS 20.600
Ex
is designed for stationary measurement of the flow velocity as well as
the air and gas temperature in potentially explosive atmospheres with
the following types of protection for:
o
Gases (Zone 2) :
II 3G Ex nA ic IIC T4 Gc
The permissible operating temperatures are:
o
Electronics :
-20 ... +70 °C
o
Sensor:
-40 ... +120 °C (depending on the version)
More technical data are given in the general "Instructions for use
SS 20.600" (material no.: 535084.02).