Model GFC7000E Instruction Manual Getting Started
04584 Rev A1 19
3.1.2.2. Connections with Internal Valve Options Installed
Figures 3-5 through 3-8 show the proper pneumatic connections for MGFC7000E’s with various
optional internal valve sets installed.
Source of
SAMPLE Gas
VENT
VENT
Certified
CO2 Gas
Source of
SAMPLE Gas
VENT if input is pressurized
Needle
valve to
control
flow
MODEL
GFC7000E
Sam
p
le
IZS
Exhaust
Vent S
p
an
Pressure Span
Pur
g
e In
Indicating
soda-lime
MODEL 701
Zero Air
Generator
Figure 3-5: Pneumatic Connections–MGFC7000E with Zero/Span/Shutoff Valves (OPT
50)
VENT
Certified
CO2 Gas
Source of
SAMPLE Gas
VENT if input is pressurized
External Zero
Air Scrubber
MODEL
GFC7000E
Sam
p
le
IZS
Exhaust
Vent S
p
an
Pressure Span
Pur
g
e In
Indicating
soda-lime
MODEL 701
Zero Air
Generator
Figure 3-6 Pneumatic Connections–MGFC7000E with Zero/Span/Shutoff Valves and
External Zero Air Scrubber (OPT 51)