equipped with instruments to perform specified functions, as testing, measurement, or control: an instrumented railroad car.

What instrumentation means?

1 : the arrangement or composition of music for instruments especially for a band or orchestra. 2 : the use or application of instruments (as for observation, measurement, or control) 3 : instruments for a particular purpose also : a selection or arrangement of instruments.

What does non instrumental mean?

: not instrumental: such as. a : not serving as a crucial means, agent, or tool. b : not relating to or done with an instrument or tool noninstrumental navigation. c : not relating to, composed for, or performed on musical instruments noninstrumental choral music.