KrosFlo® TFDF™ Lab System
User Guide
39
repligen.com IF.UG.023 R1
application, but they are normally refined, or tuned, by "bumping" the process in practice by
introducing a setpoint change and observing the system response.
To access this screen, select the
PID Set-up
button in the Main Menu screen.
Values for Proportional, Integral and/or Derivative loop settings can be added for Recirc/Feed pump
control, Reactor volume control and Permeate flow control. The default values are optimized for
stable control and are recommended. To add or change values, select a blue box and enter a value.
Figure 25. PID loop settings screen