Siemens SITRANS P series - Operating Conditions - Level;Construction; Level Operating Conditions; Construction - Gauge;Absolute Pressure

SITRANS P, DS III series (7MF4.33.. 7MF4.34.. 7MF4.35..)
40 A5E03434631-02, 12/2012
Rated conditions for gauge pressure and absolute pressure (from the gauge pressure series)
● Degree of protection in
accordance with NEMA 250
NEMA 4X
● Electromagnetic Compatibility
Interference emission and
interference immunity
As per EN 61326 and NAMUR NE 21
Medium conditions
● Process temperature
Measuring cell with silicon oil
filling
-40 … +100 °C (-40 … +212 °F)
Measuring cell with inert liquid
filling
-20 … +100 °C (-4 … +212 °F)
With extension to Zone 0 -20 … +60 °C (-4 … +140 °F)
Conditions of use for gauge pressure and absolute pressure with flush-mounted diaphragm
Installation conditions
Ambient temperature
Note Observe the temperature class in explosive atmospheres.
● Measuring cell with silicon oil
filling
-40 … +85 °C (-40 … +185 °F)
● Measuring cell with inert liquid
filling
-20 … +85 °C (-4 … +185 °F)
● Measuring cell with Neobee
(FDA-compliant)
-10 … +85 °C (14 … 185 °F)
● Display
-30 … +85 °C (-22 … +185 °F)
● Storage temperature
-50 … +85 °C (-58 … +185 °F)
(for Neobee: -20 ... + 85 °C (-4 ... +185 °F))
(for high-temperature oil: -10 ... + 85 °C (14 ... 185 °F))
Climate class
Condensation permitted
● Degree of protection in
accordance with EN 60 529
IP65, IP68
● Degree of protection in
accordance with NEMA 250
NEMA 4X
Electromagnetic compatibility
● Emitted interference and
interference immunity
In accordance with EN 61326 and NAMUR NE 21
Process medium conditions
Process medium temperature
1)
● Measuring cell with silicon oil
filling
-40 … +150°C (-40 … +302 °F)
-40 … +200°C (-40 … +392 °F) with cooling extension
● Measuring cell with inert liquid
filling
-20 … +100 °C (-4 … +212 °F)
-20 … +200°C (-4 … +392 °F) with cooling extension
● Measuring cell with Neobee
(FDA-compliant)
-10 … +150°C (14 … 302 °F)
-10 … +200°C (14 … 392 °F) with cooling extension
● Measuring cell with high-
temperature oil filling
-10 ... +250 °C (14 ... 482 °F) with cooling extension
1)
Observe the temperature limits in the process connection standards (e.g. DIN 32676 and DIN 11851) for the maximum
process medium temperature for flush-mounted process connections.