Patent ID: 7563409

Claim:
A method for securing an attachment of and identifying a replaceable part which receives a liquid to be pipetted and which is attachable to a pipetting device, comprising the steps of: opening an interlocking which attaches the replaceable part with the help of an electronically controlled interlocking mechanism for detaching or receiving the replaceable part; saving information of opening of the interlocking mechanism to a control electronics of a pipette; closing the interlocking which attaches the replaceable part with the help of an electronically controlled interlocking mechanism for attaching the replaceable part; saving information of closing of the interlocking mechanism to the control electronics of the pipette; and providing dispensing parameters and/or type and/or size of the replaceable part with the help of a keyboard to the control electronics to ensure the attachment of a desired replaceable part and to achieve a pipetting readiness.