Technical Data; Environment; Process - Endress+Hauser Cleanfit P CPA472 Operating Instructions Manual

Cleanfit P CPA472
"
Endress+Hauser
8

Technical data

8.1

Environment

Ambient temperature Ambient temperature not below 0 °C (32 °F).
The maximum permissible temperature for electric limit position switches (NAMUR type)
is 90 °C (194 °F).
8.2

Process

0 to max. 4 bar (0 to max. 58 psi) overpressure for manual operation
Process pressure
0 to 6 bar (0 to 87 psi) overpressure at 20 °C (68 °F) for pneumatic operation
0 to 80 °C (32 to 176 °F) in PVDF
Process temperature
0 to 60 °C (32 to 140 °F) in PP
Pressure temperature diagram
p [psi] p [bar]
87 6
58
4
0 0
Fig. 26: Pressure temperature diagram
A PVDF
B PP
Flow velocity
[ft/s] [m/s]
2
6.56
3.28
1
0.33 0.1
20
68
Fig. 27: Permissible medium velocity in m/s (ft/s) depending on the medium temperature in °C (°F)
Caution!
The process pressure for a manually driven assembly must not exceed 4 bar (58 psi)!
0 20
40
32
68 104
PP PVDF
60
140
B A
T[°C]
60 80
T[°F]
140 176
T [°C]
80
T [°F]
176
Technical data
a0008346
a0008347
37