AC-4311 I/O controllers extend the digital inputs and outputs available on system controllers. Each AC-4311 controller provides eight digital inputs and eight relay outputs.
| Make | ControlSoft |
|---|---|
| Manufacturer | Controlsoft Limited |
| Model code | AC-4311 |
| Series | KeyMaster Series |
| Accessories | Controller (slave) for Keymaster system |
| Additional info | AC-4311 I/O controllers extend the digital inputs and outputs available on system controllers. Each AC-4311 controller provides eight digital inputs and eight relay outputs. |