Emerson Rosemount 5408 Reference Manual page 207

7.
8.
9.
Table B-1:
Temperature class / Maximum
surface temperature
Division Gas groups:
T2
T3
T4
T5
T6
Division Dust groups:
T3
T4
T5
T6
Table B-2:
Temperature class / Maximum
surface temperature
Zone Gas groups:
T2
T3
T4
T5
T6
Zone Dust groups:
T250°C
T200°C
T135°C
T100°C
T85°C
Rosemount 5408 and 5408:SIS Level Transmitters
Using the box provided on the nameplate, the User shall permanently mark the type
of protection chosen for the specific installation. Once the type of protection has
been marked it shall not be changed.
Display glass shall be positioned in such a way as to minimize the risk of mechanical
impact.
The applicable temperature class, ambient temperature range and process
temperature range of the equipment is as follows;
For Divisions:
For Zones:
Ambient temperature range Process temperature range
-40°C ≤ Ta ≤ 70°C
-40°C ≤ Ta ≤ 70°C
-40°C ≤ Ta ≤ 70°C
-40°C ≤ Ta ≤ 70°C
-40°C ≤ Ta ≤ 70°C
-50°C ≤ Ta ≤ 70°C
-50°C ≤ Ta ≤ 70°C
-50°C ≤ Ta ≤ 70°C
-50°C ≤ Ta ≤ 70°C
Ambient temperature range Process temperature range
-50°C ≤ Ta ≤ 70°C
-50°C ≤ Ta ≤ 70°C
-50°C ≤ Ta ≤ 70°C
-50°C ≤ Ta ≤ 70°C
-50°C ≤ Ta ≤ 70°C
-60°C ≤ Ta ≤ 70°C
-60°C ≤ Ta ≤ 70°C
-60°C ≤ Ta ≤ 70°C
-60°C ≤ Ta ≤ 70°C
-60°C ≤ Ta ≤ 70°C
Product Certifications
-40°C to 250°C
-40°C to 195°C
-40°C to 130°C
-40°C to 95°C
-40°C to 80°C
-50°C to 160°C
-50°C to 130°C
-50°C to 95°C
-50°C to 80°C
-50°C to 250°C
-50°C to 195°C
-50°C to 130°C
-50°C to 95°C
-50°C to 80°C
-60°C to 250°C
-60°C to 195°C
-60°C to 130°C
-60°C to 95°C
-60°C to 80°C
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