Siemens SINUMERIK 840D sl Operating Manual page 136

Machining the workpiece
3.12 Displaying the program runtime and counting workpieces
● Influencing the time measurement
Counting workpieces
You can also display program repetitions and the number of completed workpieces. For the
worpiece count, enter the actual and planned workpiece numbers.
Workpiece count
Completed workpieces can be counted via the end of program command (M30) or an M
command.
Procedure
136
If you are executing the program from an external location, the program loading progress
is displayed here.
The time measurement is started with the start of the program and ends with the end of
the program (M30) or with an agreed M function.
When the program is running, the time measurement is interrupted with "CYCLE STOP"
and continued with "CYCLE START".
The time measurement starts at the beginning with "RESET" and subsequent "CYCLE
START".
The time measurement stops with "CYCLE STOP" or a feedrate override = 0.
1. Select the "Machine" operating area.
2. Press the "AUTO" key.
3. Press the "Times, Counter" softkey.
The "Times, Counter" window opens.
4. Select "Yes" under "Count workpieces" if you want to count completed
workpieces.
5. Enter the number of workpieces needed in the "Desired workpieces"
field.
The number of workpieces already finished is displayed in "Actual
workpieces". This value can be corrected if necessary.
After the defined number of workpieces is reached, the current
workpieces display is automatically reset to zero.
Operating Manual, 01/2008, 6FC5398-7AP10-0BA0
HMI sl Turning