From OpenSCADAWiki
PID regulator (pid)
Description: Proportional-integral-differential regulator.
Parameters:
| Identifier | Parameter | Type | Mode | By defaults |
|---|---|---|---|---|
| var | Variable | Real | Input | 0 |
| sp | Setpoint | Real | Output | 0 |
| max | Maximum of the scale | Real | Input | 100 |
| min | Minimum of the scale | Real | Input | 0 |
| manIn | Manual input, % | Real | Input | 0 |
| out | Out, % | Real | Return | 0 |
| auto | Auto mode | Bool | Input | 0 |
| casc | Cascade mode | Bool | Input | 0 |
| Kp | Kp | Real | Input | 1 |
| Ti | Ti, milliseconds | Integer | Input | 1000 |
| Kd | Kd | Real | Input | 1 |
| Td | Td, milliseconds | Integer | Input | 0 |
| Tzd | Td lag, milliseconds | Integer | Input | 0 |
| Hup | Upper limit of the out, % | Real | Input | 100 |
| Hdwn | Lower limit of the out, % | Real | Input | 0 |
| Zi | Insensitivity, % | Real | Input | 1 |
| followSp | Follow setpoint from variable on the manual mode | Bool | Input | 1 |
| K1 | K input 1 | Real | Input | 0 |
| in1 | Input 1 | Real | Input | 0 |
| K2 | K input 2 | Real | Input | 0 |
| in2 | Input 2 | Real | Input | 0 |
| K3 | K input 3 | Real | Input | 0 |
| in3 | Input 3 | Real | Input | 0 |
| K4 | K input 4 | Real | Input | 0 |
| in4 | Input 4 | Real | Input | 0 |
| f_frq | Frequency of the calculating, Hz | Real | Input | 1 |
Structure:
