| @cnna@ | Terminal | Simbol | Description | Address |
|---|---|---|---|---|
 | 1 | NC | Do not connect | |
| 2 | NC | Do not connect | ||
| 3 | NC | Do not connect | ||
| 4 | IA1 | Potentiometric analog input 1 | 2.AI01 | |
| 5 | IA2 | Potentiometric analog input 2 | 2.AI02 | |
| 6 | IA3 | Potentiometric analog input 3 | 2.AI03 | |
| 7 | VREF | Reference voltage | ||
| 8 | GAI | Analog inputs common | ||