to activate the motion SENSOR.
The Big Bang Theory Season 5, Episode 2
This is a sub-sonic impact SENSOR.
The Big Bang Theory Season 1, Episode 11
controlled by a seismic SENSOR.
Money Heist Season 3, Episode 3
All right, you're close enough
to Sheldon's room. Deploy the SENSOR.
The Big Bang Theory Season 1, Episode 11
...and the SENSOR apparatus will rest on it.
The Big Bang Theory Season 1, Episode 12