Siemens SITRANS P Operating Instructions Manual page 232

Technical data
13.5 Operating conditions
Operating conditions for level
Installation conditions
● Installation instruction
Ambient conditions
● Ambient temperature
Note
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 compatibili‐
ty
Interference emission and
interference immunity
Process medium conditions
● Process temperature
Measuring cell with sili‐
cone oil filling
Only for non-Ex devices, not approved for use in Ex areas (ATEX, IECEx, FM, CSA)
1)
232
Specified by the flange
Observe the allocation of the max. permissible operating temperature to the max. permissible
operating pressure of the relevant flange connection.
-40 ... +100 °C (-40 ... +212 °F)
-40 ... +85 °C (-40 ... +185 °F)
-20 ... +80 °C (-4 ... +185 °F)
-50 ... +85 °C (-58 ... +185 °F)
4K4H
Enclosure with appropriate cable
gland
Enclosure with mounted M12 device
plug and/or lightning protection
Enclosure with mounted HAN device
plug
1)
In accordance with EN 61326 and
NAMUR 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
1)
IP65
SITRANS P320/P420 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E44852162-AC