The Beam Laser Barrier is designed for the detection of hot or cold products. It has a visible laser beam and alarm signal. It can be used in the harsh environments. The Laser Barrier VL/VRG is designed to provide solutions of all detection problems that can cause troubles in the diverse types of industry. It is used in the heavy industry such as steel, handling and transport industry, etc. The unit is equipped with the air purging and water cooling jackets for the ambient temperature more than 50 °C (122 °F). The alarm is available to provide signal about the dirty lenses and extremely high internal temperature. The unit is easy to maintain and configure for different applications.