Links card reader controllers and clocking stations to PCs running KeyMaster access control and building monitoring software. Each system controller can interface with up to 16 card reader controllers via a multi-dropped RS-485 network.
| Make | ControlSoft |
|---|---|
| Manufacturer | Controlsoft Limited |
| Model code | AC-4000 |
| Series | Sentinel Series |
| Accessories | Controller (system) for KeyMaster systems |
| Additional info | Links card reader controllers and clocking stations to PCs running KeyMaster access control and building monitoring software. Each system controller can interface with up to 16 card reader controllers via a multi-dropped RS-485 network. |