Siemens SINUMERIK 840D sl Programming Manual page 601

System variable
NC-specific
$AN_SETUP_TIME
$AN_POWERON_TIME
Channel-specific
$AC_OPERATING_TIME
$AC_CYCLE_TIME
$AC_CUTTING_TIME
$AC_ACT_PROG_NET_TIME
$AC_OLD_PROG_NET_TIME
$AC_OLD_PROG_NET_TIME_COUNT
Job Planning
Programming Manual, 03/2013, 6FC5398-2BP40-3BA1
Meaning
Time since the last control power up with default
values ("cold restart") in minutes.
Is automatically reset to "0" every time the control
powers up with default values.
Time since the last normal control power up ("warm
restart") in minutes.
Is automatically reset to "0" every time the control
powers up normally.
Total runtime of NC programs in automatic mode in
seconds.
The value is automatically reset to "0" every time the
control powers up.
Runtime of the selected NC program in seconds.
The value is automatically reset to "0" every time a
new NC program starts up.
Processing time in seconds
The runtime of the path axes (at least one is active) is
measured in all NC programs between NC start and
end of program/NC reset without rapid traverse
active. The measurement is interrupted when a dwell
time is active.
The value is automatically reset to "0" every time the
control powers up with default values.
Actual net runtime of the current NC program in
seconds.
Is automatically reset to "0" when a new NC program
starts.
Net runtime in seconds of the program that has just
be correctly ended with
M30
Changes to $AC_OLD_PROG_NET_TIME
After POWER ON,
$AC_OLD_PROG_NET_TIME_COUNT is at "0".
$AC_OLD_PROG_NET_TIME_COUNT is always
increased if the control has newly written to
$AC_OLD_PROG_NET_TIME.
Additional functions
16.8 Program runtime/part counter
Activity
Always active

Activated via

MD27860
Only AUTOMATIC

mode
Always active

Only AUTOMATIC

mode
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