Titles; Abbreviations Used I N The Text - Mitsubishi MELSEC F FX-40DU-E Handy Manual

1.
INTRODUCTION
1.5.1 Titles
Example
3.
USER SCREEN MODE
3.1
Outline of the User Screen Mode
7
3.1
.1
Screen configuration
x
(1) Chapter title
Each chapter covers
a
particular mode of
the FX-40DU-E.
(2) Subtitle
Subtitles cover particular functions of the
FX-40DU-E.
(3) Details
Explanations relating to each mode and
function
(4) POINT
Explanations or cautions relating to terms
used in the text
1.5.2 Abbreviations used i n the text
(1)
The abbreviations "programmable controller" and "PC" are used to mean a MELSEC FX series
programmable controller.
(2)
General purpose personal computers are referred to as "personal computers" and the software
kit that runs on a personal computer to create user screens (FX-PCS-DUIAT) and is referred to
as "screen creation software".
(3) The term "floppy disk" is abbreviated to FD and "floppy disk drive" is abbreviated to FDD.
(4)
The devices in the programmable controller have been assigned the following abbreviations:
inputs; "Xu, outputs; " Y " , auxiliary relays; "Mu, states; "S", timers; "7, counters;
"C"
and data
registers; "DM. The bits associated with X, Y, M, and S, and with T and C output contacts, are
referred to as "bit devices" and the data associated with T, C and D are referred to as "word
devices".