- Variants for different fieldbus systems
- Position of DIL switches can be read externally
- Easy assembly
- List of model: FBS-SUB-9-BU-IB-B, FBS-SUB-9-BU-2X5POL-B, FBS-M12-5GS-PG9, FBS-SUB-9-GS-2X4POL-B, FBS-SUB-9-GS-IB-B, FBS-SUB-9-GS-1X9POL-B, FBS-SUB-9-GS-DP-B, FBS-SCRJ-PP-GS
