Connectors XS20 to XS23 are use to connect to a voice device in the cabin, emergency power supply,
alarm buttons, and indicator "elevator in the station "
- XS20 output connector is used for connecting "elevator in the station " indicator, and connecting safety
module for aplications whith releveling or preopening the doors..
- XS21 input connector for signals from the cabin (travelling cable)
- XS22 connector for speaker phone in machine room.
- XS23 connector for alarm pushbutton in drive shaft.
Alarm and speaker phone connection diagram: