TURCK, Minneapolis, MN, offers a diagnostic power conditioner (DPC) system for Foundation fieldbus. The system's integrated diagnostic module helps you diagnose problems associated with the Foundation fieldbus physical layer. The DPC continuously monitors the physical layer components to detect anomalies and long-term subtle changes. The fieldbus diagnostic data are provided via a diagnostics bus separate from the Foundation fieldbus H1 segment. The DPC can supply up to 16 segments.