FT_PT1¶
Low Pass Filter (PT1)
FT_PT1 is an low pass filter with a programmable time T and faktor K.
Interface¶
Event Inputs¶
| Name | Comment | With |
|---|---|---|
| INIT | Init Request | |
| REQ | Normal Execution Request | in, TM, K |
| RST | Reset |
Event Outputs¶
| Name | Comment | With |
|---|---|---|
| INITO | Init Confirmation | |
| CNF | Execution Confirmation | delta_t, out |
Input Vars¶
| Name | Type | Initial Value | Comment |
|---|---|---|---|
| in | REAL | Input Signal | |
| TM | TIME | Filter Time Constant | |
| K | REAL | 1.0 | Gain Factor |
Output Vars¶
| Name | Type | Comment |
|---|---|---|
| delta_t | UDINT | Delta T since last call. |
| out | REAL | Output Signal |