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Freq¶

Inheritance¶

sys::Obj
  sys::Virtual
    sys::Component
      control::Freq

public class Freq


[niagaraIcon="module://icons/x16/control/control.png"]

Freq calculates instantaneous input pulse frequency (based on rising edges). Result is output in pulses per second and pulses per minute.

Note: since input is checked only once per app cycle, result cannot exceed

      1/2 execute scan frequency.

public property bool in

input

public property float ppm [unit="per_minute", readonly, precision=3]

frequency in pulse per minute

public property float pps [unit="per_second", readonly, precision=3]

frequency in pulses per second

public virtual override void execute()

Execute is called once every scan.

public virtual override void start()

Callback when component is first started in an app.

Last update: April 28, 2020