Siemens SITRANS DS III Series Compact Operating Instructions page 42

Rated conditions for gauge pressure and absolute pressure (from the gauge pressure series)
● Degree of protection in
accordance with NEMA 250
● Electromagnetic Compatibility
Interference emission and
interference immunity
Medium conditions
● Process temperature
Measuring cell with silicon oil
filling
Measuring cell with inert liquid
filling
With extension to Zone 0
Conditions of use for gauge pressure and absolute pressure with flush-mounted diaphragm
Installation conditions
Ambient temperature
Note
● Measuring cell with silicon oil
filling
● Measuring cell with inert liquid
filling
● Measuring cell with Neobee
(FDA-compliant)
● Display
● Storage temperature
Climate class
Condensation
● Degree of protection in
accordance with EN 60 529
● Degree of protection in
accordance with NEMA 250
Electromagnetic compatibility
● Emitted interference and
interference immunity
Process medium conditions
Process medium temperature
● Measuring cell with silicon oil
filling
● Measuring cell with inert liquid
filling
● Measuring cell with Neobee
(FDA-compliant)
● Measuring cell with high-
temperature oil filling
Observe the temperature limits in the process connection standards (e.g. DIN 32676 and DIN 11851) for the maximum
1)
process medium temperature for flush-mounted process connections.
40
NEMA 4X
As per EN 61326 and NAMUR NE 21
-40 ... +100 °C (-40 ... +212 °F)
-20 ... +100 °C (-4 ... +212 °F)
-20 ... +60 °C (-4 ... +140 °F)
Observe the temperature class in explosive atmospheres.
-40 ... +85 °C (-40 ... +185 °F)
-20 ... +85 °C (-4 ... +185 °F)
-10 ... +85 °C (14 ... 185 °F)
-30 ... +85 °C (-22 ... +185 °F)
-50 ... +85 °C (-58 ... +185 °F)
(for Neobee: -20 ... + 85 °C (-4 ... +185 °F))
(for high-temperature oil: -10 ... + 85 °C (14 ... 185 °F))
permitted
IP65, IP68
NEMA 4X
In accordance with EN 61326 and NAMUR NE 21
1)
-40 ... +150°C (-40 ... +302 °F)
-40 ... +200°C (-40 ... +392 °F) with cooling extension
-20 ... +100 °C (-4 ... +212 °F)
-20 ... +200°C (-4 ... +392 °F) with cooling extension
-10 ... +150°C (14 ... 302 °F)
-10 ... +200°C (14 ... 392 °F) with cooling extension
-10 ... +250 °C (14 ... 482 °F) with cooling extension
SITRANS P, DS III series (7MF4.33.. 7MF4.34.. 7MF4.35..)
A5E03434656-02, 12/2012