Program Runtime/Workpiece Counter; General; Program Runtime - Siemens SINUMERIK 840D sl Programming Manual

13.10

Program runtime/Workpiece counter

13.10
13.10.1

General

Information about the program runtime is provided to assist the operator on the machine tool.
This information is specified in the respective machine data and can be edited as a system
variable in the NC and/or PLC program. This information is also available to the HMI on the
operator control panel interface.
13.10.2

Program runtime

Function
Under the program runtime function, timers are provided as system variables, which can be
used to monitor technological processes.
These timers can only be read. It can be accessed at any time by the HMI in read mode.
Parameters
The following two timers are defined as NCK-specific system variables and are always
active.
System variables
$AN_SETUP_TIME
$AN_POWERON_TIME
The following three timers are defined as channel-specific system variables and can be
activated via machine data.
$AC_OPERATING_TIME
$AC_CYCLE_TIME
$AC_CUTTING_TIME
$MC_RUNTIMER_MODE
Note
All timers are reset with default values when the control is powered up, and can be read
independent of their activation.
Job planning
Programming Manual, 03/2006 Edition, 6FC5398-2BP10-1BA0
13.10 Program runtime/Workpiece counter
Time in minutes since the last setup;
is reset with SETUP
Time in minutes since the last PowerOn;
is reset with POWERON
Total execution time in seconds of NC programs in
the automatic mode
Execution time in seconds of the selected NC
program
Tool operation time in seconds
Tool operation time in seconds
Additional functions
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