It just so happened that [Kevin] was in the middle of constructing a DIY residential elevator ... [Michael] built a control board that uses little more than a handful of relays and microswitches ...

The distributed elevator controller has 8 DIP switches and 16 relay output terminals. It can communicate with the master elevator controller and the relay via RS-485. Download PDF version Download PDF ...

OM-120 is a multiple output extension module which controls up to 12 output relays. It can be used as elevator controller with BioStar 2 system. Max. 31 units can be connected to a master device via ...