Allen-Bradley MicroLogix 1200 Reference Manual page 38

2-4 Controller Memory and File Types
Publication 1762-RM001C-EN-P
MicroLogix 1500 User Memory
MicroLogix 1500, 1764-LSP Processor
The 1764-LSP processor supports over 7K of memory. Memory can be used for
program files and data files. The maximum data memory usage is 4K words as
shown below.
4.0K
0.5K
0K
0K Program Words
MicroLogix 1500, 1764-LRP Processor
The 1764-LRP processor supports 12K of memory. Memory can be used for
program files and data files. The maximum data memory usage is 4K words as
shown below.
4.0K
0.5K
0K
0K
For the MicroLogix 1500, the maximum file size of any
IMPORTANT
single ladder file is 6.4K words. You can utilize the entire
programming space by using multiple ladder files through
the use of subroutines.
The 1764-LRP processor also supports 48K of battery backed memory for
Data Logging Operations. See Chapter 22 for Data Logging information.
See MicroLogix 1500 Memory Usage and Instruction Execution Time on
page B-1 to find the memory usage for specific instructions.
3.65K 4.35K
Program Words
8K 8.7K