Mitsubishi Electric MELSEC FX3U Programming Manual page 442

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
2) Key pressing information [
- For the key pressing information,
- For the key sensing output,
Command
input
The figure below shows an example of FX
input).
For wiring details, refer to the following manual.
Ten keys →
24V 0V S/S
2. 32-bit operation (DTKY)
[ +1,
D D
1 1
informations for key pressing and key sensing are output to
1) Input numeric value [
- When an input value is larger than "99,999,999", it overflows from the most significant digit.
- An input numeric value is stored in the binary format.
2) Key pressing information [
- For the key pressing information,
- For the key sensing output,
Command
input
FNC 70
DTKY
For the ten-key connection example and key pressing information, refer to the 16-bit operation (TKY) shown
above.
Cautions
1. When two or more keys are pressed at the same time
In such a case, only the first key pressed is valid.
2. When the command contact turns OFF
Though the contents of
440
to
D D
2
D
+10 turns ON when any key is pressed.
D
2
FNC 70
S D
1
TKY
→ FX
Hardware Edition
3U
0 1 2 3 4 5
S S S S S S S
+1 +2 +3 +4 +5 +6
] store a numeric value input from
]
D
1
to
D D
2
D
+10 turns ON when any key is pressed.
D
2
S D D
1 2
do not change, all of
D
1
15 External FX I/O Device – FNC 70 to FNC 79
+10]
2
to +9 turn ON or OFF according to the pressed keys.
D
2 2
D
2
PLC (sink
3U
6 7 8 9
S S S
+7 +8 +9
PLC
to
S S
D
2
+10]
2
to +9 turn ON or OFF according to the pressed keys.
D
2 2
to
D D
2 2
15.1 FNC 70 – TKY / Ten Key Input
S
S
+1 [2]
S
[1]
+2
S
+3
S
+9
D
2
D
+1
2
D
+2
2
D
2 +3
D
2 +9
D
[1] [2]
+10
2
Key sensing output
"2130" is stored in
+9 connected to the ten keys. Output
to +10.
D
2
+10 turn OFF.
[4]
[3]
[3] [4]
D
.
1