| Processor type | MPC866 |
| Switch over time in red. conf. | Max 10 ms |
| No. of applications per controller | 32 |
| No. of programs per application | 64 |
| No. of diagrams per application | 128 |
| No. of tasks per controller | 32 |
| Number of different cycle times | 32 |
| Cycle time per application programs | Down to 1 ms |
| Flash PROM for firmware storage | 4 MB |
| Power supply | 24 V DC (19.2-30 V DC) |
| Power consumption +24 V typ/max | 210 / 360 mA |
| Power dissipation | 5.1 W (8.6 W max) |
| Redundant power supply status input | Yes |
| Built-in back-up battery | Lithium, 3.6 V |
| Clock synchronization | 1 ms between AC 800M controllers by CNCP protocol |
| Event queue in controller per OPC client | Up to 3000 events |
| AC 800M transm. speed to OPC server | 36-86 events/sec, 113-143 data messages/sec |
| Comm. modules on CEX bus | 12 |
| Supply current on CEX bus | Max 2.4 A |
| I/O clusters on Modulebus with non-red. CPU | 1 electrical + 7 optical |
| I/O clusters on Modulebus with red. CPU | 0 eletrical + 7 optical |
| I/O capacity on Modulebus | Max 96 (single PM866) or 84 (red. PM866) I/O modules |
| Modulebus scan rate | 0 - 100 ms (actual time depending on number of I/O modules) |
| Supply current on Electrical Modulebus | 24 V : max 1.0 A
5 V : max 1.5 A |
| Ethernet channels | 2 |
| Ethernet interface | Ethernet (IEEE 802.3), 10 Mbit/s, RJ-45, female (8-pole) |
| Control Network protocol | MMS (Manufacturing Message Service) and IAC (Inter Application
Communication) |
| Recommended Control Network backbone | 100 Mbit/s switched Ethernet |
| Real-time clock stability | 100 ppm (approx. 1 h/year) |
| RS-232C interface | 2 (one general, 1 for service tool) |
| RS-232C interface (COM3) (non red. only) | RS-232C, 75-19 200 baud, RJ-45 female (8-pole), not opto isolated,
full RTS-CTS support |
| RS-232C interface (COM4) (non red. only) | RS-232C, 9 600 baud, RJ-45 female (8-pole), opto isolated, no
RTS-CTS support |
