Manual XBC-U

Chapter 1 Introduction
System
1.3 Terminology
1.2.1 General term
The following table gives definition of terms used in this manual.
Terms Definition Remark
Module
Unit
PLC System
A standard element that has a specified function which configures the
system. Devices such as I/O board, which inserted onto the mother board.
A single module or group of modules that perform an independent operation
as a part of PLC systems.
A system which consists of the PLC and peripheral devices.
A user program can control the system.
Example)
Expansion module,
Specialmodule,
Communication
module
Example)
Main unit, Expansion
unit
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XG5000
A program and debugging tool for the MASTER-K series.
It executes program creation, edit, compile and debugging.
(PADT: Programming Added Debugging Tool)
-
XG - PD
Software to execute description, edition of basic parameter, high speed link,
P2P parameter, and function of communication diagnosis -
I/O image area Internal memory area of the CPU module which used to hold I/O status.
Cnet Computer Network -
FEnet Fast Ethernet Network -
RAPInet RAPInet Network -
CANopen Controller Area Network -
Pnet Profibus-DP Network -
Dnet DeviceNet Network -
RTC
Watchdog Timer
Abbreviation of ‘Real Time Clock’. It is used to call general IC that contains
clock function.
Supervisors the pre-set execution times of programs and warns if a program
is not competed within the pre-set time.
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