Emerson VSG & VSSG Software Manual page 8

Suction Pressure Control
Is
Suction Press >
Suct Press Cap Inc
Setpt?
No
No
Is
Suction Press <
Suct Press Cap
Dec Setpt?
Suction Pressure Safety
Is
Suction Press <
Suct Press Alarm
Setpt?
No
No
Is
Suction Press <
Suct Press Trip
Setpt?
8
Capacity Inc
No
Is Cap Inc ON Timer
Yes
Timed Out?
No
Capacity Dec
Is Cap Dec. ON Timer
Yes
Timed Out?
Lo Suction Press
Yes
Alarm
Lo Suction Press
Yes
Failure
WAIT
No
Is Cap Inc OFF Timer
Yes
Timed Out?
Is Cap Dec. OFF Timer
Yes
Timed Out?
No
Reset Cap Inc Timers
Yes
Reset Cap Dec Timers
Yes