Steps to reproduce
Create a new creative world, search and place a calibrated sculk sensor, then crouch while walking next to it.
Annoyances it brings
This block being unnatural, if the achievement is given this way, it won't be in the expected circumstances:
it probably won't be in the Deep Dark, which is bad for the player's experience
it could reveal a hidden contraption, which is bad for the contraption maker
that's probably the way it was meant to be
the calibrated sculk sensor is virtually the same as its normal version