| Delta PLC Controller AH Series Redundant CPU | AHxxEMC-5A | Remark | |
| Execution | The program is executed cyclically. | ||
|
Input/Output control |
Cyclically refreshed inputs/outputs Direct inputs/outputs | The inputs and outputs can be controlled through the direct inputs (DX device) and direct outputs (DY device). | |
| Programming language | IEC 61131-3 | ||
| AHxxEMC-5A | Remark | ||
| Ladder diagram (LD), continuous function chart (CFC), structured text (ST), and sequential function chart (SFC). | |||
| Instruction execution speed | 0.3 ms/K steps | ||
| Constant scan cycle (ms) | 1-32000(The scan cycle can be increased by one millisecond.) | The scan cycle time can be specified by parameters. | |
| Program capacity (step) | 256K steps | ||
| Installation | DIN rails or screws | ||
| Installation of modules | Modules are installed directly on a backplane. | ||
| Number of modules | Five input/output modules at most can be installed on a motion backplane. | ||
|
Number of tasks |
283 tasks (32 cyclic tasks, 32 I/O interrupt tasks, 212 external interrupt tasks, 1 24V LV detection, 4 timed interrupt tasks, and 2 communication interrupt tasks). | ||
| Number of input/output devices | X/Y devices (bit): 8192 (X0.0~X511.15/Y0.0~Y511.15)X/Y devices (word): 512 (X0~X511/Y0~Y511) | Number of devices which can be used in a program | |
| Number of inputs/outputs | 338 inputs/ 324 outputs (AHBP05M2-5A) | Number of inputs/outputs accessible to an CPU | |
| Input relay [X] | 8192 (X0.0~X511.15) | ||
| Output relay [Y] | 8192 (Y0.0~Y511.15) | ||
| Auxiliary relay [M] | 8192 (M0~M8191) | ||
| Timer [T] | 2048 (T0~T2047) | ||
| Counter [C] | 2048 (C0~C2047) | ||
| 32-bit counter [HC/AC] | HC: 64 (HC0~HC63) AC: 56 (AC0~ AC55) | ||
| Data register [D] | D device (bit): 1048576 (D0.0~D65535.15)D device (word): 65536 (D0~D65535) | ||
| Stepping relay [S] | 2048 (bit) (S0~S2047) | ||
| Index register [E] | 32 (word) (E0~E31) | ||
| Special auxiliary relay [SM] | SM(bit): 2048 (SM0~SM2047) | ||
| Special data register [SR] | SR(word): 2048 (SR0~SR2047) | ||
| Serial communication port | One RS-232(USB), One RS-485communication port | ||
| Ethernet port | 10/100 M | ||