ALLEN BRADLEY SLC-500, ALLEN BRADLEY MicroLogix 1400, ALLEN BRADLEY MicroLogix 1500, ALLEN BRADLEY 1747-L511 SLC 5/01 Controller 1Kb Memory, ALLEN BRADLEY 1747-L514 SLC 5/01 Controller 4Kb Memory, ALLEN BRADLEY 1747-L524 SLC 5/02 Controller 4Kb Memory, ALLEN BRADLEY 1747-L531 SLC 5/03 (with 8Kb user instruction capacity), ALLEN BRADLEY 1747-L532 SLC 5/03 Controller 16Kb Memory, ALLEN BRADLEY 1747-L541 SLC 5/04 Controller 16Kb Memory, ALLEN BRADLEY 1747-L542 SLC 5/04 Controller 32Kb Memory, ALLEN BRADLEY 1747-L542P SLC 5/04 Controller 32Kb Memory, ALLEN BRADLEY 1747-L543 SLC 5/04 Controller 64Kb Memory, ALLEN BRADLEY 1747-L551 SLC 5/05 Central Processor Unit 16Kb Memory E-Net Processor, ALLEN BRADLEY 1747-L552 SLC 5/05 Central Processor Unit 32Kb Memory E-Net Processor, ALLEN BRADLEY 1747-L553 SLC 5/05 Central Processor Unit 64Kb Memory E-Net Processor, ALLEN BRADLEY 1766-L32xxx, ALLEN BRADLEY BA 1764-LxP