6F3B0250
7. Instructions
Transitional contact (Rising edge)
Expression
Input Output
Function
When the input at last scan is OFF and the input at this scan is ON, the output is turned ON. This instruction is used to detect the input changing from OFF to ON.
Execution condition
Input | Operation | Output |
OFF | Regardless of the input state at last scan | OFF |
ON | When the input state at last scan is OFF | ON |
| When the input state at last scan is ON | OFF |
Operand
No operand is required.
Example
Coil Y022 comes ON for only 1 scan when the device X000 comes ON.
X000
Y022
1 scan time 1 scan time
Note
· In case of T1, the maximum usable number in a program is 512. ( | and | total) |
·In case of T1S, the maximum usable number in a program is 2048.
( P N (P) (N) total)
Basic Hardware and Function 137
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