of Variable Values Product [...] variable value changes [...] variable value

program. The VariableWritten method is called [...] Value method of the Control

basic methods [...] Save method [...] of the Add methods

the FB_Init method [...] the EventCallback method [...] Callback method and the Start

to the corresponding variables in the InvokeCallback method [...] method. The callback

variable). Application [...] This method [...] All() : This method

variables can be saved [...] _Init method

UA variables [...] To call OPC UA methods