Help on Ceaser II

[jayantasm2003]

I want to know how to configure units on ceaser II. and also want to know how to do an analysis with vacuum pressure inside Pipe and outside will be atmospheric pressure.
Thanx in advance

[FATHI]

..Built up a system
Create only one load case = PRESSURE
then make two differentiles = one with a positive pressure , when with a negative pressure

check both outputs
Draw your conclusionS

Let us know