sensor

Example:The temperature sensor alerted the system when the room became too hot.

Definition:A device that detects or responds to some type of input from its environment.

Example:The photoresistor was used to control the brightness of the room lights based on the ambient light.

Definition:A light-sensitive resistor that changes its resistance with the intensity of light.

Example:The thermograph logged the temperature changes over a 24-hour period.

Definition:An instrument that records the temperature attainable at various places or at different times.

Example:The load cell was calibrated to ensure accurate weight measurements.

Definition:A device that measures force and converts it to a proportional electrical signal.