LEI ( less or equal with hysteresis)
| Function name | LEI_010 |
|---|---|
| Function version | 1.0 |
| Function state | stable |
| Compatibility with IEC61131-3 | compatible |
Graphic symbol :
Ingressi / uscite :
| Name | Group | Access | Data types | Description |
|---|---|---|---|---|
| EN | Left Power Flow | IEC1131-3 enable input | ||
| A | Normale | R , RW | F , B , W , L , S | Variable compared with B |
| B | Normale | R , RW | F , B , W , L , S | Variabile compared with A |
| H | Normale | R , RW | F , B , W , L , S | Hysterisis |
| Q | Normale | RW , W | F , B , W , L , S | Variable with comparison state |
| ENO | Right Power Flow | IEC1131-3 enable output |
Description :
The function executes a comparison of less or equal. It compares A less or equal to B and gives a boolean result set in the Q variable.
The Q variable:
1 (one) when variable A is less or equal to variable B.
0 (zero) when variable A is greater than B + H.