StmEng_SsatP
- Last UpdatedSep 17, 2025
- 1 minute read
- PI System
- PI Server 2023
- PI Server
Calculates the saturated vapor specific entropy as a function of pressure—all variables expressed in English units.
Format
StmEng_SsatP(P)
Arguments
-
P
Pressure of the steam in psia. The valid range is 0.08865 to 3200.1126 psia.
Returns
Computed saturated vapor specific entropy in BTU/lbm/R or Error digital state.
Sample Values
|
Pressure |
Entropy |
|
10. |
1.7875 |
|
100. |
1.6032 |
|
1000. |
1.3906 |