Siemens SITRANS P320 User Manual

See also
Pressure reference [33]
(Page 143)
9.2.1.1 Display of the pressure units
Certain units are displayed differently on the display and over remote operation.
Example: Display of unit "mmH
2
O" on the dis‐
play

Unit ① in the title bar

Unit ② as enumeration
Setting range: Display (header line) Display (enumeration) Remote operation
mbar mbar mbar
bar bar bar
Pa Pa Pa
KPa KPa KPa
MPa MPa MPa
PSI PSI psi
G/cm2 G/cm2 g/cm
2
KG/cm2 KG/c2 kg/cm
2
KGF/cm2 KF/c2 kgf/cm²
mmH2O mmW68 mmH
2
O
mH2O(4 °C) mW4 mH
2
O (4 °C)
inH20 inW68 inH
2
O
inH2O(4 °C) inW4 inH
2
O (4 °C)
mmHG mmHG mmHg
inHG inHG inHg
hPa hPa hPa
atm atm atm
torr torr torr
Factory setting: mbar or as specified in the order
9.2.1.2 Setting the pressure units
Requirement
You know the parameter values for the "Pressure units" parameter. (Page
107)
Parameter assignment
9.2 Parameter assignment over device with display
SITRANS P320/P420 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E44852162-AC 107

Siemens SITRANS P320 Specifications

General

Accuracy	±0.065% of span
Temperature Range	-40 to 85 °C (-40 to 185 °F)
Long-term Stability	±0.1% of URL per 5 years
Communication	HART, PROFIBUS PA, FOUNDATION Fieldbus
Output Signal	4 to 20 mA HART, PROFIBUS PA, or FOUNDATION Fieldbus
Process Connection	1/2" NPT, G1/2, 1/4" NPT
Ingress Protection	IP66
Display	Optional LCD display
Housing Material	Stainless steel, aluminum
SIL Suitability	SIL 2/3
Power Supply	10.5 to 45 V DC