| Feature | Specification |
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Catalog Number | 1747-L511 |
| Series | Series B |
| Processor Type | SLC 5/01 |
| User Memory (Instructions) | 1K |
| Communication Port | DH-485 (via RJ45 connector) |
| Max Local I/O Capacity | 256 Discrete Points |
| Backplane Current (5V) | 0.350 A |
| Backplane Current (24V) | 0.105 A |
| Typical Scan Time | 8.0 ms / K |
| Program Scan Hold-up | 20 ms to 3 s |
| Standards | UL Listed, CSA Certified, CE Marked |