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Allen-Bradley 1754-L28BBB Industrial Safety Controller
Allen-Bradley 1754-L28BBB Industrial Safety Controller
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Description:
The Allen-Bradley 1754-L28BBB is a GuardPLC 1200 packaged safety controller offering 28 I/O for compact safety applications. It is designed for safety-related machine control and integrates into the GuardPLC 1200 family, featuring an Ethernet interface via RJ-45 for networked safety communications. The unit operates on 20.4–28.8 V DC with a 10 ms buffer and ripple ≤15%, and draws about 8 A total (1 A for the controller, 7 A for the I/O). I/O channels are non-isolated, making it suitable for integrated safety logic such as emergency stops, safety interlocks, and monitored safety functions within automated equipment.
Citations: 1754-L28BBB product page (28 I/O, GuardPLC 1200 packaged safety controller); GuardPLC 1200 Controller Specifications (20.4–28.8 V dc, 10 ms buffer, ripple ≤15%, current 8 A, non-isolated I/O, Ethernet RJ-45).Share
