Max300-LG : Description - Specifications - Installation Guide
Extrel
Core Mass Spectrometers
Page 15
the type of valve option installed, but all installations must perform the same function of
getting the calibration gases to the instrument without contamination.
A common configuration is for the MAX300
™
-LG to be equipped with a Valco rotary
valve using 1/16” fittings. For such a configuration each cylinder of calibration gas
requires:
• High quality, low outlet pressure, two stage regulator with a stainless steel
diaphragm and appropriate CGA fitting. Special regulators are required for particularly
corrosive gases.
• 1/16" O.D. x 0.030" I.D. stainless steel tubing. Length as required to connect
MAX300
™
-LG to the gas storage area.
• 1/16" stainless steel "Swagelok" union to connect 0.010" I.D. and 0.030" I.D.
stainless steel tubing.
• 1/16" Valco nuts and ferrules (plugged), are supplied with the valve kit.
• Valco in-line filter.
Figure 6: Calibration Gas Connection
Routine Maintenance
To ensure proper operation, maintenance of the mass spectrometer hardware is required.
Venting the Vacuum System
Required Tools
• (1) Flat blade screwdriver, ¼ inch
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