Elevator Forum

It seems the relay route might be much easier. I would like to install one relay with 3 sets of dry contacts in the car. Can you recommend one? Do I ...

It won't pass inspection as it will not be overridden by fireman's key operation.

I feel like I am confusing people. I am installing 3 key switches to lockout access to floors 2,3,4 of an Otis 211 holed hydro elevator. These keys sw...

I have the i/o list and the wiring plan of the otis 211. The board I have is a rs-14 addressable board. The plan shows the address of 31 done via dip ...