Mitsubishi MELSEC F FX-40DU-E Handy Manual page 22

2.
INSTALLATION, WIRING AND GENERAL SPECIFICATIONS
26
Functions of the Operation Keys and Connector6
2.6.1
Front panel
The names and functions of the keys are explained below
(2) POWER LED
1
(4) CLEAR key (5)
SET1 -
key (6) Cunar keys
(7) SHIFT key
Black and white liquid crystal display
This is a 240 x
128
dot graphic display area.
Text capacity:
7
lines of 15 two-byte characters or
7
lines of 30 one-byte characters (it is also possible to
display characters enlarged by a factor of 2 to 4 in the horizontal and vertical directions).
The screen can display letters of the alphabet and numerals.
Simple graphic capabilities: Lines, boxes, circles.
POWER
LED
This LED is lit while power is being supplied to the FX-40DU-E.
Number keys
These keys are used to input numerals when specifying device numbers i n the MONITOR MODE
or SAMPLING MODE, changing settings or current values, or specifying screen change numbers.
CLEAR
key
This key is used to clear input data, to cancel error messages and to return to the previous screen
when any mode operation screen is displayed.
SET/- key
This key is used to open function windows and set data and to ascribe a minus sign when inputting
settings and current values.
Cursor keys
These keys are used for selection purposes including scrolling the displayed screen and specify-
ing device numbers in the MONITOR MODE.
SHIFT key
This key is used in conjunction with other keys (for example the number keys or cursor keys) to
alter the input.
ENTER key
This key is used to execute operations in each mode and to set and execute input data.
The keys described in (3) through
(8)
above are called "operation keys" i n this manual.