Profile: Industrial Temperature Control, Inc. is a manufacturer of temperature controllers and thermocouples. We serve the industries such as metal melting, foundries, packing, plastic industry, furnaces, steel masonry, food industry equipment, hot stamping, plating, forging and carbide industries. Our services include custom thermocouples, on-site service & calibration, instrument repair & service, custom design, and application engineering services. Resistance temperature detector is a device that finds the difference between opposing temperatures. Thermistor is an electrical opposing force that makes use of a semiconductor to measure temperature changes, relying on the change in its resistance with changing temperature.