Siemens SIMATIC PCS 7 OSx Manual de usuario descargar pdf (Pagina 14)

Terms defined in glossary are in bold type.

Glossary-12

OSx supports one main graphic and two su/jointfilesconvert/353235/bgraphic windows on the screen

at one time. Each su/jointfilesconvert/353235/bgraphic window occupies a slot in the system. The

slot is not a physical place on the screen, since you can configure these

windows to appear anywhere, but rather an opening in the system for a

graphictobedisplayed.Onlytag details, graphics, and trends can be

displayed in a su/jointfilesconvert/353235/bgraphic slot.

In the OSx Merge Utility, the OSx system from which configurations are

extracted.

The operating mode (Powerup, Standby, Offline, Operate, Resize,

Shutdown, or Failed) of OSx stations.

Software program in the Engineering Toolset used to create an S7

controller program.

Graphical window containing a graphic, tag detail, or real or historical

trend that can be displayed along with the main graphic.

User who logs into the operating system using the root user ID and

password. The superuser has read/write access to all files on the system. (By

contrast, logging into OSx as root does not necessarily imply read/write

access to all system files.)

An OSx station that communicates with the control nodes in order to

control and monitor an application process; supports all the services

provided by the operator station, as well as trend data collection and

other historical functions. Compare operator station.

In S7, a name assigned in a symbol table to a memory area that can be used

throughout the S7 program, and can also be translated as a tag to OSx.

InS7,atablespecifictoanS7programwherethesymbolnameisassigned

to the memory area along with the data type.

Graphic object that displays bit-mapped images, based on values from the

OSx database.

Process by which the non-primary station requests the primary station to

update its database, graphics, and historical data.

Station role dedicated to modifications and deletions of system

configurations, while the remaining stations continue to control the process.

Only one supervisory station at a time can be assigned the sysadmin role.

Slot

Source

State

STEP 7

Su/jointfilesconvert/353235/bgraphic

SuperUser

Supervisory

Station

Symbol

Symbol Table

Symbol Table DDO

Synchronization

Sysadmin Role

1 2 ... 9 10 11 12 13 14 15 16 17

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