ABB YPQ 202A 3BSC980004R32 Signal Interface Board Digital I/O Unit for Advant Control System The ABB YPQ 202A 3BSC980004R32 serves as a high-performance digital I/O signal interface board exclusively optimized for the ABB Advant control system architecture. As a pivotal signal bridging unit in industrial process automation, it undertakes the critical task of connecting field operational devices and centralized control platforms. Signal Conditioning & Isolation Professional