a. End-point control when retentate and permeate scale reaches target CF based on
weight of feed scale and holdup loop
b. Example Application: concentration of virus or protein
2. UV
a. Semi-quantitative end-point control when UV reaches target AU; Application
dependent, offline confirmation needed for verification
b. Example Application: concentration of oligo
Here is an example of Hardware Setup once a system is connected.
NOTE: Green highlighted boxes are currently selected.
7.10 Using Pump Interface
The system settings accessed through the Pump Control Window mentioned in Section 7.9 above
can also be accessed directly on the pump console. The TFF system’s easy-to-use keypad allows the
user to navigate through the LCD Home Screen to utilize the many convenient functionalities it
offers.
7.10.1 Keypad
a. LCD Screen – Digital, high-contrast LCD screen that allows user to interface with the TFF
system
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