Allen Bradley 1771-IK PLC-5 Encoder Counter Module Ser A FW L 1771IK AB PLC5

Allen Bradley 1771-IJ PLC-5 Encoder Counter Module Ser A FW L 1771IJ AB PLC5

Allen Bradley 1785-L30B C PLC-5/30 Processor Module Ser C REV U.2 [C8S3]#3

Allen Bradley 1771-ASC I/O Module 1771ASC FW Rev.F Ser.A

Allen Bradley 1785-L40B Ser. D Rev. A PLC-5/40 Processor Module

Allen Bradley 1771-DB Basic Module Ser B

Allen-Bradley 1771-DB/B Basic Module Ser B, FW Rev B

Allen-Bradley 1785-LT PLC-5/15 Processor Module Series B FW Rev. R