.

--------------------------------------------------
Note added at 20 mins (2020-03-06 10:36:49 GMT)
--------------------------------------------------

Выдержки из руководства SYNTEC. Mill Controller Manual с описанием функции:

3.11 Auto Center
Specification:
It is usually used to look for the center of the coordinate which is the origination of the executing procedure. So it needs to touch both sides of the tool. The center work piece can be calculated by system after getting their coordinate, then the operator chooses a group of work piece coordinate (G54~G59.9) as the origination of the executing procedure.
Here we supply the operation introduction of manual center and auto center as follows.

3.11.1 Manual Center
Operator moves tool to touch the edge of the work piece by rotating MPG, the center coordinate can be calculated by system after pressing function key.
Operation:
1. To enter center submenu, press
F1 ”Positon”=>F5”Set Work Piece”=>F5”Middle Func”.
2. To change middle function to manual center, input 0(manual center) in center submenu, then press enter, manual center submenu can be displayed as follows.



http://www.syntecclub.com.tw/manual/mill operation manual-en...


--------------------------------------------------
Note added at 24 mins (2020-03-06 10:41:02 GMT)
--------------------------------------------------

Согласно описанию цеетрирование может быть автоматическое Auto Center и ручное Manual Center. В меню функция вызывается кнопкой F5”Middle Func”, где в названии вместо Center появляется Middle.