Technical data
8.2 Operating conditions
8.2
Operating conditions
Operating conditions for gauge pressure and absolute pressure (from the gauge pressure series)
Ambient conditions
•
Ambient temperature
Enclosure
Measuring cell with sili‐
cone oil filling
Measuring cell with inert
oil
Measuring cell with FDA-
compliant oil
Display
•
Storage temperature
Climate class in accordance
with IEC 60721-3-4
Degree of protection accord‐
ing to IEC/EN 60529/UL50-E
Electromagnetic compatibili‐
ty
Interference emission and
interference immunity
Process medium conditions
•
Process temperature
72
Note: Observe the temperature class in hazardous areas.
-40 ... +100 °C (-40 ... +212 °F)
-40 ... +85 °C (-40 ... +185 °F)
-40 ... +85 °C (-40 ... +185 °F)
-10 ...+85 °C (14 ... +185 °F)
-20 ... +80 °C (-4 ... +185 °F)
-50 ... +85 °C (-58 ... +185 °F)
(for FDA-compliant oil: -20 ... + 85 °C
(-4 ... +185 °F))
4K26
Enclosure with appropriate cable
gland
Enclosure with mounted M12 device
plug
1)
Enclosure with external overvoltage
protection up to 6 kV
Enclosure with mounted HAN device
plug
1)
In accordance with EN 61326 and
NAMUR NE 21
IP66/Type 4X
IP68 (2 hours at 1.5 m)
IP66/Type 4X
IP66/Type 4X
IP65
Compact Operating Instructions, 09/2021, A5E38874562-AD
SITRANS P320/P420