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GM2-A Series Dome-bias Fully-Automatic Analog Manifold Systems
GM2-A Series Dome-bias Fully-Automatic Analog Manifold Systems
GM2-A series dome-bias fully-automatic analog manifold systems is designed to provide an uninterrupted gas supply without any manual adjustments. This system automatically switches over when the primary cylinder bank is depleted. Even in case of a power failure, the system continues to supply gas without interruption. The system is designed to meet the latest edition of NFPA 99 and CGA standards.
Features
Fully enclosed, tamper- resistant metal cabinet
Light indicators provide system status
Systems for fuel gas come with an anti-explosive device
External filter facilitates replacement of filtration elements
Installation Dimensions
Installation Dimensions
Manifold System Layouts
Manifold System Layouts
Ordering Information
Gas Service Series Max. Inlet Pressure Delivery Pressure Max. Delivery Flow Outlet Connection Pigtail Specifications
Oxygen
GM2-AL-O2
GM2-AM-O2
GM2-AH-O2
3000 psi (207 bar)
3000 psi (207 bar)
3000 psi (207 bar)
40~70 psi (2.8~4.8 bar)
70~125 psi (4.8~8.6 bar)
140~240 psi (9.6~16.6 bar)
3500 SCFH (100 m3/h)
4200 SCFH (120 m3/h)
6000 SCFH (170 m3/h)
Rc 3/4"Union
Rc 3/4"Union
Rc 3/4"Union
Pigtail,CGA540
Pigtail,CGA540
Pigtail,CGA540
Air
GM2-AL-AIR
GM2-AM-AIR
GM2-AH-AIR
3000 psi (207 bar)
3000 psi (207 bar)
3000 psi (207 bar)
40~70 psi (2.8~4.8 bar)
70~125 psi (4.8~8.6 bar)
140~240 psi (9.6~16.6 bar)
3500 SCFH (100 m3/h)
4200 SCFH (120 m3/h)
6000 SCFH (170 m3/h)
Rc 3/4"Union
Rc 3/4"Union
Rc 3/4"Union
Pigtail,CGA346
Pigtail,CGA346
Pigtail,CGA346
Nitrous Oxide
GM2-AL-N2O
GM2-AM-N2O
3000 psi (207 bar)
3000 psi (207 bar)
40~70 psi (2.8~4.8 bar)
70~125 psi (4.8~8.6 bar)
1060 SCFH (30 m3/h)
1060 SCFH (30 m3/h)
Rc 3/4"Union
Rc 3/4"Union
Pigtail,CGA326
Pigtail,CGA326
Carbon Dioxide
GM2-AL-CO2
GM2-AM-CO2
2175 psi (150 bar)
2175 psi (150 bar)
40~70 psi (2.8~4.8 bar)
70~125 psi (4.8~8.6 bar)
1060 SCFH (30 m3/h)
1060 SCFH (30 m3/h)
Rc 3/4"Union
Rc 3/4"Union
Pigtail,CGA320
Pigtail,CGA320
Argon, Helium, Nitrogen
GM2-AL-IN
GM2-AM-IN
GM2-AH-IN
3000 psi (207 bar)
3000 psi (207 bar)
3000 psi (207 bar)
40~70 psi (2.8~4.8 bar)
70~125 psi (4.8~8.6 bar)
140~240 psi (9.6~16.6 bar)
3500 SCFH (100 m3/h)
4200 SCFH (120 m3/h)
6000 SCFH (170 m3/h)
Rc 3/4"Union
Rc 3/4"Union
Rc 3/4"Union
Pigtail,CGA580
Pigtail,CGA580
Pigtail,CGA580
EX: GM2-A
Series
L
Delivery Pressure
- O2
Gas Service
- U
Standard Code
- ( 5L x 5R
Number of Cylinders (left-hand / right-hand)
- S
Manifold System Layout
2 )
Cylinder Valve Spacing
GM2-A L: Low Pressure
M: Medium Pressure
H: High Pressure
O2: Oxygen
AIR: Air
N2O: Nitrous Oxide
CO2: Carbon Dioxide
IN: Ar, He, N2
U: USA Standard
E: ISO Standard
1L x 2R: One cylinder on the left,
Two cylinders on the Right
5L x 5R: Five cylinders on the left,
Five cylinders on the Right
...
Note: Direction of piping (Right or Left) is
indicated by facing the manifold.
S: Standard layout
L: “L” Shape layout
U: “U” shape layout
D: Crossover layout
X: Staggered layout
1: 5” (127 mm)
2: 10” (254 mm)
3: 13” (330 mm)
4: 18” (457 mm)

Example: GM2-AL-O2-U-(5Lx5R-S2) indicates a 5*5 oxygen cylinder fully-automatic analog manifold system.

Distance between two cylinders is 10” on standard horizontal layout. NFPA99 color code (USA)

GM2-AL-O2-U-(0x0) indicates an oxygen changeover system with filters and master shutoff valves. NFPA99 color code (USA)

GM2-AL-O2-U indicates an oxygen changeover system only. NFPA99 color code (USA)


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