The ADOS System (Access Door Opening System) is a control device for an access door and the relative step of train carriages made with a safety architecture that ensures a SIL2 safety integrity level, according to the Cenelec EN 50126, EN 50129 and EN 50128.
Architecture based on two diversity microprocessors. The first is for Logic Management and the other for Motor Control.
It is equipped with a bootloader for programming both the Micro Controller by the USB port.
It is equipped with a maintenance and diagnostic software interface
- Door and Step Movement Management by PWM motor driving:
- Opening and closing
- Obastacle detection (Sensitive Edge; Motor Current control and position control (encoder)
- Train Line I/O Management
FUNCTIONAL BLOCK DIAGRAM