Noncontact sensors
The C-Series of noncontact sensors are said to be small, embeddable, and highly repeatable. They come with a 0-to-5-Vdc or PWM output, and can be powered with a standard 5-V power supply. Modular architecture lets users add a second electronics board for EMI protection.
MTS Systems Corp., 3001 Sheldon Dr., Cary, NC 27513, (919) 677-0100, mtssensors.com