Rockwell-automation 57C620 AutoMax Programming Executive Version 3.8 Manual de usuario Pagina 185

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16Ć1On Line Menu: Stopping Tasks
16.0 ON LINE MENU:
STOPPING TASKS
WARNING
IT
IS THE RESPONSIBILITY OF THE USER TO ENSURE THA
T THE APPLICA
TION
PROCESS STOPS IN A SAFE MANNER WHEN THE APPLICATION PROGRAMS
STOP.
F
AIL
URE TO OB
SERVE THESE PRECA
UTIONS COULD
RESUL
T IN B
ODILY
INJURY.
You can stop one or all tasks running in the rack using the stop
command from the ON LINE menu. To stop any tasks, the keyswitch
must be in the PROGRAM position and the password must have
been entered.
Note that you cannot stop individual tasks that were specified as
CRITICAL when added to the rack in the Task Manager. Critical task
status display described in 11.3. If you want to stop a task that is
critical, you must stop all tasks in the rack. See 16.1 for stopping an
individual task and 16.2 for stopping all tasks in the rack.
16.1 Stopping an Individual Task
WARNING
DEPENDING ON THE APPLICATION, STOPPING AN INDIVIDUAL TASK MAY
RESULT IN LOSS OF CONTROL OF THE APPLICATION PROCESS. IT IS THE
RESPONSIBILITY OF THE USER TO DETERMINE THE POTENTIAL HAZARDS
INVOLVED.
IT IS RECOMMENDED THA
T THE STOP
ĆALL COMMAND BE USED TO
STOP
T
ASKS NORMALL
Y
. F
AIL
URE TO OB
SERVE THESE PRECA
UTIONS COULD
RESULT
IN B
ODILY INJURY.
You can stop any individual task that is not designated with a C
" for
CRITICAL in the C field of the task status display. Note that outputs
controlled by the selected task will retain their last state. To stop an
individual task, follow the directions below.
1. Select the task from the ON LINE menu display using the arrow
keys to move the >" pointer.
2. Type Enter" or <CR> to select the task. The selected task will
be shown in reverse video.
3. Type S" to stop the task. The task Status" field on the display
will show that the task is in STOP.
16.2 Stopping All Tasks in the Rack
When
you stop all
tasks in the rack by issuing a STOP
ĆALL command
(or the system issues a STOPĆALL due to an error in the rack), all
tasks that are running will be stopped, including utility tasks (see
14.3.1). The system will issue a clear command to all Reliance I/O
modules in the local and remote chassis, including I/O connected to
the PMI rail ports. See table 16.1 for a summary of what happens
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