Siemens SITRANS P320 Compact Operating Instructions page 76

Technical data
8.2 Operating conditions
Operating conditions for level
Enclosure
Measuring cell with sili‐
cone oil filling
Display
• Storage temperature
Climate class in accordance
with IEC 60721-3-4
Degree of protection accord‐
ing to IEC/EN 60529/UL50-E
Electromagnetic compatibility
Interference emission and
interference immunity
Process medium conditions
• Process temperature
Measuring cell with sili‐
cone oil filling
1) Only approved for non-Ex devices and devices with intrinsic safety "Ex i" according to ATEX and IECEx.
76
-40 ... +100 °C (-40 ... +212 °F)
-40 ... +85 °C (-40 ... +185 °F)
-20 ... +80 °C (-4 ... +185 °F)
-50 ... +85 °C (-58 ... +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 NA‐
MUR NE 21
• Plus side: See mounting flange
• Minus side: -40 ... +100 °C (-40 ...
+212 °F)
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