CPC F16K 7/04 (2013.01) [F16K 7/12 (2013.01); F16K 31/12 (2013.01); F16K 31/122 (2013.01); F16K 31/126 (2013.01)] | 24 Claims |
1. A method for controlling at least one valve provided to a tube in a bioprocess flow system, said method comprising the steps of:
controlling the at least one valve to be in a first state, which is an open state when a flow through the tube should be allowed;
controlling the at least one valve to be in a second state during some parts of a process run in the system, said second state is a closed state where a first closing force is provided; and
controlling the at least one valve to be in a third state during some parts of a process run in the system, said third state is a closed state where a second closing force is provided which is a higher force than the first closing force
wherein the steps of controlling the at least one valve to be in the second state and the third state comprise urging a pinching portion of the tube into sealing contact.
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