Allen Bradley 1747-L532 SLC 500 5/03 Processor Unit PLC Ser. D 32KB Flash Memory

Allen Bradley 1747-L532 Ser D Rev 4 SLC 500 Processor Unit PLC Module (C-1)

Allen-Bradley 1747-L532 SL500 PLC Processor Module ser D rev 4 **used**

Allen-Bradley 1747-L532 Processor Unit SLC 500 Series C

Allen-Bradley 1747-L532 Ser D Rev 4 SLC 500 PLC Processor Unit Module

Allen Bradley 1747-L531 Ser D SLC 500 Processor Unit

Allen Bradley PLC 1747-L542 Series B ,SLC 500 5/04 CPU Processor Module w/ key

Allen-Bradley 1747-L541 Series B SLC 500 Processor Unit