- 32 MB user memory, the largest published capacity in the ControlLogix 5560 controller range
- Series B requires RSLogix 5000 version 17.01.02 or later
- Supports up to 250 controller connections and optional 1784-CF128 CompactFlash media
1756-L65 is the high-capacity ControlLogix 5560 controller for archived applications that require the 32 MB user-memory class.
The Series B hardware uses a 1756-BA2 battery, an RS-232 service port and optional CompactFlash storage.
Confirm actual project memory use and controller connections before selecting a migration target.
Availability, condition, price, and shipping time for 1756-L65 are confirmed during quotation.
Allen-Bradley 1756-L65 ControlLogix 5560 Controller Manuals, Datasheets, Links
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
- Confirm that the application requires the 32 MB user-memory class of 1756-L65
- Keep the separate 478 KB I/O-memory allocation in the project review
- Check the published limit of up to 250 controller connections against the installed architecture
- 1756-L65/B requires RSLogix 5000 version 17.01.02 or later
- Record the installed firmware and resolve project-conversion messages before download
- Confirm the RS-232 programming path and required 1756-CP3 cable
- Rockwell Automation lists 1756-L65 as discontinued with a functional-replacement category
- The current official 1756-L65 product record does not identify a successor catalog number
- Confirm that a migration target can accommodate the 32 MB project, chassis modules and connection architecture
- Large legacy ControlLogix applications requiring the 32 MB 1756-L65 memory class
- Chassis systems using extensive controller connections and separate communication modules
- Modernization projects that must preserve a high-capacity Series B Logix application and chassis inventory