
3. DISPLAYING PMC INPUT/OUTPUT
SIGNALS AND INTERNAL RELAY
(PMCDGN)
B–61863E/15
PMC–NB6 MANIPULATION
680
Display area of signal status
Input Mode
Key Input Line Message Line
(1)When the override mode, The string ”OVERRIDE” is displayed above
the screen.
(2)The status of each signal is displayed in the area of the signal status.
(3)Each bit of X/Y which is set into the override is displayed on the screen
as follows.
X address:
(Input signal from the I/O devices)→(Input signal to the ladder)
The hexadecimal numbers on the right of the screen is the overridden
input signals to ladder.
Y address:
(Output signal from the ladder)→(Output signal to the I/O devices)
The hexadecimal numbers on the right of the screen is the overridden
output signals from the ladder.
(4)In the message line, some system messages like error messages are
displayed.
3.7.3.1
Screen structure