Trying to decide between an infrared temperature sensor and a thermocouple? This guide compares IR sensors and contact thermocouples for industrial, food, HVAC, and manufacturing applications. Learn how each sensor works, their pros and cons, and when to use non-contact infrared temperature measurement versus rugged, embedded thermocouples. Whether you're measuring moving surfaces, extreme heat, or sensitive equipment, this article will help you choose the best temperature sensor for your needs.