Parker PAC, Installation Manual, Page: 134 / 197

PACIO MODULES
134 Parker Automation Controller Installation Guide
(* Wait for confirmations "OptionsSet" and "PresetSet"*)
1: IF Term2_OptionsSet_1 AND Term2_PresetSet_1 THEN
StepInit:=2;
END_IF
(* Reset "Set_Options" and "Set_Preset"*)
2: Term2_SetOptions_1:=FALSE;
Term2_SetPreset_1:=FALSE;
StepInit:=0;
bInit:=FALSE;
bInitReady:=TRUE;
END_CASE
END_IF
(*2. Controlling the referencing*)
IF bInitReady THEN
CASE Step OF
(*Switch on the referencing mode*)
0: Term2_EnableReferencing_1:=TRUE;
Step:=1;
(* Wait for a referencing pulse*)
1: IF Term2_Referenced_1 THEN
Step:=2;
END_IF
(* Reset of the referencing message*)
2: Term2_ResetReferenced_1:=TRUE;
Step:=3;
3: IF NOT Term2_Referenced_1 THEN
(* Reset "ResetReferenced_1"*)
Term2_ResetReferenced_1:=FALSE;
(*Switch off the referencing mode *)
Term2_EnableReferencing_1:=FALSE;
Step:=0; (*Next turn the same procedure.*)
END_IF
END_CASE
END_IF