Toshiba TR PMIU, User Manual, Page: 13 / 182

3
Important term of operation
About detail of each term, refer later chapter.
Tag Tag is all registers or devices addressed in all TR series unit or other devices communicating with
PMIU unit. There are much kind of tags corresponding to data type (Bit, numerical data, retentive
area, system setting, etc). All the tags of a current project are registered in Tag Database. You can
refer/add/edit/remove tag from here. Refer 5.1.
Task Task is defined operation and is executed specific timing. All the tasks of a current project is
registered in Task list corresponding to execution timing. Refer 6.1.
Download/Upload/Online
The transfer of project data from your PC to PMIU unit is called “Download”, the transfer from PMIU
unit to your PC is called “Upload”. You can monitor edit tags of PMIU unit in RUN mode, it is called
“ONLINE” mode. Refer 3.2.4.
PMIU unit/Expansion I/O unit
PMIU unit mean TR PMIU0300L/A or TR PMIU0500L/A. The color of case is black. You can connect
Expansion I/O unit to PMIU unit up to 3 (in PMIU0300A) or 5 (in PMIU0500A) units. Expansion I/O
unit cannot use alone, you must use it with PMIU unit. The color of case is red.
Node The device which it is connected to the COM port, and communicates. For example, if 3 inverters
and 1 touch panel is connected, there is 4 nodes. The table of all nodes is called node list. Refer 4.1.
Project Minimum unit of files edited with TR PGMS. All data necessary to operate PMIU unit and Expansion
I/O unit (such as unit settings, communication setting, node list, firmware, ladder program, screen
data, etc) are contained.
Key All TR PMIU unit has 6 Function keys with red LED (Function key LED) in right side of the screen.
You can assign various usage for these keys and LEDs. Refer 9.2.
Object All things that is put on screen. Some objects can display the data, or can control tags. Such as line,
rectangle, display data, trend graph, etc…