It is critical to stay within coke oven operating limits. Low temperatures risk oven collapse and capital damage. High temperatures waste heat and increase utility costs. Routine maintenance rounds increase operations and maintenance costs, and increase safety risks of personnel. Larry cars also regularly block single point-to-point signal paths. The Rosemount™ 848T Wireless Temperature Transmitter eliminates wiring costs while utilizing long-lasting SmartPower™ technology. Self-organizing mesh wireless networks with multiple devices also provide high data reliability. A wireless temperature solution eliminates the need to perform manual rounds, decreasing operation and maintenance costs while improving operator safety.