Thermo Scientific Orbitrap Fusion, Getting Started Manual, Page: 19 / 42

Thermo Scientific Orbitrap Tribrid Series Getting Connected Guide 5
2
Connecting the Nitrogen and Helium Gases
Connections and gas delivery systems might vary. You are responsible for supplying any
additional fittings or connections necessary during installation. If your system includes
additional devices that require their own gas connections, refer to those instruments’ manuals.
Contents
• Gas Specifications
• Connecting the Instrument Gas Lines
Gas Specifications
Make sure that the ultra-high-purity (UHP) and high-purity (HP) supply gases are delivered
with the necessary pressure and purity as listed in
Table 2 .
Table 2. Summary of the required gases for the Orbitrap Tribrid Series MS
Type Recommended purity
Required
pressure Typical daily
consumption
a
a
Approximate value when operating 24 hours and 7 days a week
Function
Helium UHP (99.999%)—Has less than
1.0 ppm each of water, oxygen,
and total hydrocarbons. 275 ±70 kPa
(40 ±10 psi) 9.22 L
(0.325 ft
3
)
Linear ion trap damping gas
and collision gas
Nitrogen UHP (99.999%)—Has less than
3.0 ppm each of water, oxygen,
and total hydrocarbons. 345 ±70 kPa
(50 ±10 psi) 46 L (1.62 ft
3
) Venting gas, ion routing
multipole (IRM) collision
gas, and make-up gas and
reagent carrier gas for the IC
and ETD configurations
HP (99%) 690 ±140 kPa
(100 ±20 psi) 11 500–26 700 L
(406–943 ft
3
)
API source auxiliary gas,
sheath gas, and sweep gas