| The Allen Bradley CompactLogix controllers use the | | | | Ethernet |
| same programming and program organisation as the | | | | All CompactLogix controllers provide you with the |
| ControlLogix systems but utilise Allen Bradley 1769 | | | | following features and functionality: |
| MicroLogix 1500 system I/O and communications | | | | - 3-position key switch. |
| options. Their memory space is smaller than the | | | | - Battery backed memory. |
| ControlLogix systems but it is more than adequate for | | | | - Channel 0 default RS232 communication. |
| medium sized PLC applications. | | | | - Built-in RS-232 port. |
| The Rockwell CompactLogix controllers provide a | | | | - Diagnostic LED's. |
| solution for smaller, machine-level control applications, | | | | - Integrated Compact/1769 Bus. |
| requiring a low-cost, modular solution. The | | | | All of the processors in the range have these |
| CompactLogix system is also configured and | | | | functions other processors have an extra serial port, |
| programmed with RSLogix 5000. | | | | Ethernet port or ControlNet port. |
| Allen Bradley CompactLogix PLC systems use the | | | | All the Allen Bradley CompactLogix PLC processors |
| same Logix control engine as the rest of the Logix | | | | have RUN-REM-PROG Key switch has the following |
| series controllers. This means CompactLogix supports | | | | functionality.RUN - PLC in RUN mode no edits possible. |
| the Logix instruction set, task configuration and data | | | | REM - PLC in remote mode control of the processor |
| tags. | | | | and remote programming available using RSLogix |
| The multi-tasking operating system supports 4, 6, or 8 | | | | 5000. PROG - PLC in STOP or Program mode, |
| configurable tasks (depending on the processor) that | | | | program changes can be downloaded. |
| can be prioritized for executing the program code | | | | Allen Bradley CompactLogix Local I/O allows one |
| according to the application. Tasks can contain up to | | | | additional bank of I/O modules can be added to a |
| 32 programs, each containing separate routines. | | | | CompactLogix system. The first bank includes the |
| Symbolic addressing using tags is used to identify data | | | | CompactLogix controller in the far left position. Each |
| by its use in the application, independent of the | | | | bank requires its own power supply and the controller |
| hardware. You can create libraries of standard | | | | must be within four slot positions of the power supply. |
| routines that can be re-used on multiple machines or | | | | A maximum of one controller may be used in a |
| applications. | | | | CompactLogix system. |
| The Allen Bradley CompactLogix PLC system also | | | | The system above has a main bank consisting of a |
| provides you with peer-to-peer communications to | | | | processor, 2 I/O cards, a power supply and 2 more I |
| other devices via the following communication | | | | O cards. The second bank also has 2 I/O cards, a |
| interface devices, DH-485, DeviceNet, Controlnetm and | | | | power supply and 2 more I/O cards. |