2021 Allen Bradley 1756-L72 B 1784-SD1 Ser A ControlLogix 5572 Processor 4MB CPU
Surplus Unit Working Used 1756-L72 Ser B 1784-SD1 Ser A 1756-L72/B. While many Allen Bradley / Rockwell Automation products will have firmware already installed, we makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application or not.
Allen Bradley 1756-L72 Ser B 1784-SD1 Ser A ControlLogix 5572 Processor 4MB CPU
Surplus Unit Working Used 1756-L72 Ser B 1784-SD1 Ser A 1756-L72/B. While many Allen Bradley / Rockwell Automation products will have firmware already installed, we makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application or not.