Bio-Rad ChromLab™ Software - Manual (Page 284)

C | Plumbing the System
282 | NGC Chromatography Systems and ChromLab Software
To plumb the pH valve
1. Connect the pump head wash priming tubing to the Cal In port on the pH valve.
2. Connect waste tubing to the Cal Out port on the pH valve.
3. Immerse the other end in the waste container.
4. Connect Tube #2 from the 40 psi backpressure regulator that you connected in
step 2 on page 270 to the inlet port (In) on the pH valve.
5. Connect Tube #4 to the outlet port (Out) on the pH valve.
6. Connect the other end of Tube #4 to the Common port on the BioFrac fraction
collector diverter valve.