Channel 4 Measured Flows
General Flows
O
2
doping
measure at tee leading into ECD
about 1 cc/min
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N
2
make-up
measure at make-up port on ECD
about 25 cc/min
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Flows in state 1 (GSV 4: load, GSV 5 inject)
Sample loop flush flow
GSV 5 port 7
about 80 cc/min
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Helium flow through main column
measure at tee leading into ECD
about 3 cc/min
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Helium backflush flow through pre-column
GSV 4 port 10
about 10 cc/min
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Flows in state 2 (GSV 4: inject, GSV 5 load)
Main Helium flow through both columns
measure at tee leading into ECD
about 3 cc/min
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Flows in state 3 (GSV 4: load, GSV 5 load)
No measurements
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