Plumbing Setup - nthallen/keutsch-hcho GitHub Wiki
Plumbing Setup
The picture below represents the plumbing configuration for calibration.
For atmospheric sampling, the inlet should be connected to an appropriate length of 1/2" or 1/4" PFA tubing, and the ports on the Aux Box should be capped.
The pump should be hooked up with a 1/4" line and valve as shown in the picture.