The Allen-Bradley 1747-L553 SLC 500 E-Net RS-232 Controller is a SLC 5/05 processor module for the SLC 500 family. It provides 64K words of user memory and supports up to 30 local I/O modules in a single backplane, enabling mid-range control applications. It includes integrated Ethernet and RS-232 communication ports for networked control and serial DF1 communication to programming devices or HMIs. The RS-232 channel supports DF1 Full-Duplex operation, and the unit is rated for ambient temperatures from 0 to 60 degrees Celsius, making it suitable for industrial environments requiring Ethernet networking and serial communications.
