The device is composed of infrared temperature detection system and process, display, print system in the control room. As the entire scanning system in open-air environment with a great degree of dust, so the entire system is sealed and uses the air to stop the dust access from the observation port to ensure the equipment safe in harsh environments. The device is connecting with displaying and printing system in control room by the cable. The system can be formed in two ways for users to choose:

1. Composed by dual-pen recorder with alarm to connect recording temperature and position signal. It can offer hot alarm.

2. Composed by PC computer and software system.