Go To Ground Or Vent Procedure - Fluke RUSKA 7750i User Manual

RUSKA 7750i
Users Manual
Ps PR IMAR Y
S E NS OR
VACUUM
S UPPLY

Go to Ground or Vent Procedure

The Go-To-Ground is implemented as a multi-step procedure:
a. Control Ps to close to Atmosphere and Qc to zero at the current rate.
b. Measure actual atmospheric pressure.
c. Control Ps to measured atmosphere.
d. Open Ps Vent and Pt Equalize valves.
2-6
CONTR OL
S E NS OR
ZE R O
Pt R E LE AS E
Ps R E LE AS E
Ps TE S T
Ps TE S T
POR T
Figure 2-3. RUSKA 7750i ADTS - Pneumatics Schematic Diagram
Qc PR IMAR Y
S E NS OR
Pt E QUALIZE
CONTR OL
S E NS OR
VE NT
Pt TE S T
VE NT
POR T
Ps APPLY
PR E S S UR E
R E GULATOR
Pt APPLY
Pt TE S T
PR E S S UR E
S UPPLY
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