Normally Closed Coil
| Function name | NCCL_010 |
|---|---|
| Function version | 1.0 |
| Function state | stable |
| Compatibility with IEC61131-3 | compatible |
Graphic symbol :
Input / Output :
| Name | Belonging Group | Access | Types of data | Description |
|---|---|---|---|---|
| reference | Normal | R , RW | F , B , W , L , S | Reference variable of the contact |
Description :
For reference variable of FLAG type:
The state of the left link is copied in the right link. The inverted status of the left link is copied in the associated Boolean variable (indicated with reference), so, if the state of the left link is OFF, then the state of the associated variable is ON, and vice versa.
For reference variable of BYTE, WORD, LONG and SINGLE type :
The state of the left link is copied in the right link. In case the state of OFF of the left link the associated variable (indicated with reference) is set to the value of 1 (one), otherwise it is set to the value of 0 (zero).