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Manual
MS-00809-0100-0470
3.6
Connect tubing
Figure 3-13: Tubing and vents
Procedure
1. Remove the side cover of the flow panel by loosening the five captive screws.
2. Connect the sample stream(s) and the carrier, actuation, and calibration gases to the
3. Connect the atmospheric vents to a vent line of at least ⅜-in. (9.3 mm) diameter,
3.7
Connect to the carrier gas
Table 3-1: Carrier gas specifications
Carrier gas
Purity
Moisture content
Hydrocarbon content
Carrier supply pressure
Rosemount 470XA
gas chromatograph's (GC's) bulkhead fittings.
which will route the gas to the atmosphere in a safe area to ensure there is no
back-pressure on the vents.
Helium or hydrogen
99.995% (zero-grade)
Less than 10 ppm
Less than 0.5 ppm
90 psig (6.2 barg) for helium
30 psig (2.1 barg) for hydrogen
Installation
June 2023
37
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