Siemens SITRANS L Series Instrukcja obsługi - Strona 12
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Installing/mounting
2.4 Zone classification
2.4
Zone classification
Dust applications
* in case of conductive dust, additional demands for the installation are possible.
2.5
General notes
Note
Marking
Devices with EX approval are marked on the nameplate.
Process pressure
The device construction allows process over-pressure up to 16 bar (232 psi). These
pressures are allowed for test purposes. The definition of the Ex approval are only valid for
a container-overpressure between -0.2 .. +0.1 bar (-2.9 .. +1.45 psi).
For higher or lower pressures the approvals are not valid.
Note
Process and ambient temperature
The permitted temperature ranges are marked on the nameplate. The max. permitted
ambient and process temperatures (including temperature derating) stated in this manual
must be observed.
12
CAUTION
Usable in zone
20, 21, 22
21, 22
22
Operating Instructions, 05/2019, A5E44908583-AB
ATEX category
1 D
2 D
3 D*
SITRANS LVS300