Mitsubishi Electric FX3G SERIES Programming Manual page 425

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
For wiring details, refer to the following manual.
Ten keys →
24V 0V S/S
2. 32-bit operation (DTKY)
[ D +1, D ] store a numeric value input from
1 1
Output 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 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
D to D +10]
2 2
D to
2
D +10 turns ON when any key is pressed.
2
FNC 70
S D
1
TKY
PLC (sink input).
3U
→ FX
Hardware Edition
3U
0 1 2 3 4 5 6
S S S S S S S
+1 +2 +3 +4 +5 +6
D ]
1
D to D +10]
2 2
D to
2
D +10 turns ON when any key is pressed.
2
S D D
1 2
D do not change, all of
1
15 External FX I/O Device – FNC 70 to FNC 79
D +9 turn ON or OFF according to the pressed keys.
2
S
D
2
S
S
S
7 8 9
S
D
S S S
+7 +8 +9
D
PLC
D
D
D
D
Key sensing output
S to S +9 connected to the ten keys.
to
D
2
D +9 turn ON or OFF according to the pressed keys.
2
D to D +10 turn OFF.
2 2
15.1 FNC 70 – TKY / Ten Key Input
+1 [2]
[1]
+2
+3 [3]
+9
2
+1
2
+2
2
2 +3
2 +9
+10 [1] [2] [3]
2
"2130" is stored in
+10.
D
2
11
[4]
12
13
14
15
[4]
16
D
.
1
17
18
19
20
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