ST_PMA_Frequency_Period_1Ph

Structure that summarizes the results of the corresponding function block. It can be queried via the property stResults. Details on the values contained can be found in the comment or in the description of the function block FB_PMA_Frequency_Period_1Ph.

Syntax

Definition:

TYPE ST_PMA_Frequency_Period_1Ph :
STRUCT
    fFreq     : LREAL; // [Hz]    | f     | Frequency calculated by zero crossings
    fFreq_Min : LREAL; // [Hz]    | f_min | Min value of fFreq
    fFreq_Max : LREAL; // [Hz]    | f_max | Max value of fFreq
    fRocof    : LREAL; // [Hz/s]  |       | Rate of change of frequency (ROCOF)
END_STRUCT
END_TYPE

Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT v3.1.4024.0

PC or CX (x86, x64)

Tc3_PowerMonitoring