Connecting To The Collision Cell Gas Supply - Waters Xevo G2-XS QTof Overview And Maintenance Manual

Requirement:
least 95%.
3. Connect the free end of the 6-mm PTFE tubing to the nitrogen regulator.
4. Set the nitrogen regulator to 6.5 to 7.0 bar, (94 to 102 psi).
5. Ensure that there are no gas leaks at any of the nitrogen gas supply
fittings.

Connecting to the collision cell gas supply

Required materials
• Chemical-resistant, powder-free gloves
• 7/16-inch wrench
• 1/8-inch Swagelok
• 1/8-inch stainless steel tube (supplied with the mass spectrometer)
• Argon regulator (not supplied)
To connect the collision cell gas supply:
1. Use the 1/8-inch Swagelok nut and ferrule to connect the 1/8-inch
stainless steel tube to the collision cell gas inlet on the rear of the mass
spectrometer (see the figure on
2. Use the 7/16-inch wrench to tighten the 1/8-inch Swagelok nut.
3. Attach the argon regulator to the argon supply.
Requirement:
4. Connect the free end of the tube to the collision gas supply.
5. Set the argon regulator to 50 kPa (0.5 bar, 7 psi).
The nitrogen must be dry and oil-free, with a purity of at
®
nut and ferrule
page
The argon must be dry and of high purity (99.997%).

Connecting to the collision cell gas supply

284).
April 2, 2015, 715004496 Rev. B 285