Allen-Bradley 1747-L551 SLC 5/05 Controller, 16K, Ethernet & RS-232

Buy New or User Surplus Allen-Bradley part number 1747-L551 SLC 5/05 CONTROLLER, 16K, ETHERNET & RS-232. USER MEMORY, MAX: 16K WORDS TOTAL (12K WORDS FOR DATA OR PROG., 4K WORDS FOR DATA ONLY) I/O CHASSIS, MAX: 30; COMMUNICATION PORTS : ETHERNET & RS-232 (RS-232 PORT CAN ALSO BE CONFIGURED FOR A DH-485 NETWORK); BACKUP MEMORY: FLASH; BATTERY-BACKED RAM: STANDARD