Grayhill Multi-Touch Ring Encoder - Software Development Kit V3.0 - Manual (Page 12)

Multi-Touch Ring Encoder Software Development Kit User’s Guide v3.0
© 2014 Grayhill, Inc., Confidential and Proprietary Page 12
Mechanical Drawing
The mechanical layout of the MTRE is shown below. The knob is
removable but the number of times it can be engaged is limited. For this
reason, the knob should not be removed by users in the field but should be
installed one time during manufacturing.