Selecting a ControlLogix controller
When selecting a ControlLogix controller, it is important to consider the following points:
Supported Logix Designer software versions
Processing the requirements of your current application and future expansion
Memory requirements of your current application and future expansion
The ControlLogix series 6 and series 7 controllers and their software version compatibilities are shown in the following table:
ControlLogix controllers |
Logix Designer software (RSLogix 5000) | ||
---|---|---|---|
Controller |
Memory |
Minimum version |
Maximum version |
Series 6 (L6) | |||
1756-L61 |
2 MB |
v12 |
v20 |
1756-L62 |
4 MB |
v12 |
v20 |
1756-L63 |
8 MB |
v10 |
v20 |
1756-L64 |
16 MB |
v16 |
v20 |
1756-L65 |
32 MB |
v17 |
v20 |
Series 7 (L7) | |||
1756-L71 |
2 MB |
v18 | |
1756-L72 |
4 MB |
v19 | |
1756-L73 |
8 MB |
v18 | |
1756-L74 |
16 MB |
v19 | |
1756-L75 |
32 MB |
v20 |
It is important to note that the L6 controllers are not supported in Version 21 and higher of Studio 5000 Logix Designer.