Change status for a value. All values of valueType setNow(1) have unchanged(1) status. Status for values of valueType applyConfirm(2): Initially, all values have unchanged(1) status. When value is changed in new configuration, valueStatus is changed(2). When APPLY is made in respect of a value, valueStatus is applied(3). When CONFIRM is made for a value, valueStatus returns to unchanged(1). Status for values of type afterReset: If valueStartup is different from valueRunning, valueStatus is changed(2), otherwise unchanged(1).