An adjustable range of up to 20 meters and the m12 threaded housing the els 500 can be easily installed to any door profile. The 2019 north american elevator safety code ansi a17 1 2019 csa b44 19 defines new and clarifies existing requirements for the means of detecting persons or objects between the doors 2d or approaching the elevator 3d. The fault condition of the door edge needs to be communicated to the door controller to limit the closing force of the doors.
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