3.1.1-11 Human Suitability

Controls and input devices should be suitable for use in a control room environment.

Additional Information:
Controls and input devices should be suited to the anthropometric and ergonometric characteristics of the expected user population. Each should be recognizable in terms of its function and should be of the type normally anticipated for the operation concerned. This means conforming to user expectations, matching to other devices having similar functions, and generally conforming to conventional practice.