WIKA TGT73.100 Betriebsanleitung Seite 13

3. Safety
Gas hazardous areas
Required temperature class
(ignition temperature)
T6
T5
T4 ... T1
Dust hazardous areas
Maximum surface temperature
T85°C
T100°C
T135°C
The installation should be made in such a way that the temperature
range of the instrument, also considering the effects of convection and
thermal radiation, neither exceeds nor falls below the permissible limits.
Compliance with the permissible temperature range during operation
must be ensured by the operator. The area shown in the following
picture under "T-Ref" can be used for this purpose.
WIKA operating instructions model TGT73 (Ex)
Permissible temperature range
at the instrument
-20 ... +45 °C
-20 ... +60 °C
-20 ... +60 °C (+70 °C optional)
Permissible temperature range
at the instrument
-20 ... +45 °C
-20 ... +60 °C
-20 ... +60 °C (+70 °C optional)
EN
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