ABB 2TLA020054R0200 is a TINA 3A safety adapter unit designed for use with ABB DYNlink safety systems. It allows field safety devices containing two force-guided contacts, such as emergency stop buttons or safety switches, to be connected as inputs to a DYNlink safety loop. The adapter provides a compact interface solution that mounts on the device housing and enables easy integration of external safety contacts into automated industrial safety control circuits.