HEIDENHAIN PT 855 for Milling - Manual (Page 75)

I - 5 Executing Programs
POSITIP 855 Operating Instructions 73
Executing Programs
Programs are run in the
EXECUTE PROGRAM
operating mode. The
current program block is displayed at the top of the screen.
There are two ways to run programs:
Single Block
When you have moved the axis to the displayed position, call the
next block with the
Next Block
soft key. It is recommended that
you use
Single Block
when running a program for the first
time.
Automatic
Here the display automatically shows the next program block as
soon as you have moved to the displayed position. Use
Auto-
matic
when you are sure the program contains no errors and you
want to run it quickly.
Preparation
ä Mount the workpiece on the machine table.
ä Set the reference point for the workpiece.
ä Select the program with
Program number
in the main menu
EXECUTE PROGRAM
.
Single Block
Operating mode:
EXECUTE PROGRAM
I - 5
Position by "traversing to zero."
Call next program block.
Continue positioning and calling blocks with
Next Block
until
machining is complete.
An overview of functions is shown on the next page.
Select
Single Block
.
The program block and the graphic positioning cursor appear.