ELCO offers flexible and versatile workplace area protection with a compact product structure that provides safety functions in only one device and safety bus system integrated interface to simplify complex customer requirements. It has independent alarm (Max-.20m) and safety zone protection (3.5m,5.5m,etc), which are used in pairs, up to 2 groups of programmable safety zone protection, and the two groups of areas can be switched. Suitable for hand, arm and complete personal protection, in line with IEC61508-SIL2 standard certification.It is applied to the protection of open and unobstructed large area dangerous areas, the protection of AGV/RGV automatic navigation vehicle dangerous areas, and the protection of access passage dangerous areas.