Absolute Pressure With Front-Flush Diaphragm - Siemens 7MF03 Series Compact Operating Instructions

Absolute pressure measuring limits from
gauge pressure series
Upper measuring limit
Lower range value
8.1.5

Absolute pressure with front-flush diaphragm

Absolute pressure with front-flush diaphragm
Measured variable
Measuring span (continuous‐
ly adjustable) or measuring
range, max. operating pres‐
sure and max. test pressure
The MAWP value of the pressure transmitter can be lower than the PN value of the mounting
1)
flange and vice versa. To determine the maximum permissible operating pressure and the
maximum permissible test pressure, use the lowest value as reference.
Absolute pressure measuring limits with front-flush diaphragm
Lower measuring limit
● Measuring cell with silicone oil filling
Upper measuring limit
Lower range value
SITRANS P320/P420 with 4 to 20 mA/HART
Compact Operating Instructions, 09/2018, A5E38874562-AB
100% of max. range (for oxygen measurement: max. 100 bar/10 MPa/
1450 psi and 60 °C ambient temperature/medium temperature)
Between the measuring limits (continuously adjustable)
Absolute pressure
Measuring span
43 ... 1300 mbar a
4.3 ... 130 kPa a
17 ... 525 inH O a
2
166 ... 5000 mbar a
16.6 ... 500 kPa a
2.41 ... 72.5 psi a
1 ... 30 bar a
0.1 ... 3 MPa a
14.5 ... 435 psi a
Depending on the process connection, the measuring span may differ from these values
Maximum permissible
operating pressure MAWP
(PS)
Refer to the information on the nameplate of the pressure
transmitter and the data on the mounting flange
0 mbar a/kPa a/psi a
100% of max. range
Between the measuring limits (continuously adjustable)
Technical data
8.1 Input
Maximum test
pressure
1)
65