elevator loght curtain SFT 637

Safety Elevator light curtain centre opening type SFT 637 l Infra-red detection combined in a Mechanical Safety Edge l Reasonable dimensions of Safety Edge enable it suitable for most brand elevator l If Infra-red detection go wrong,it switches to Mechanical Safety Mode l Faults tolerance feature.automatically shield the faulted diodes and remind the users l Passed Germany TUV tests,and comply with related international standards l Beautiful external appearance ,easy