High-Speed Counter Function; Count Input Modes - Panasonic FPS Series User Manual

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FPΣ User's Manual

7.3 High-Speed Counter Function

The high-speed counter function counts the input signals and sets the desired output to TRUE
or to FALSE when the target value is reached.
Setting the system registers
In order to use the high-speed counter function, it is necessary to set the inputs in the system
registers.
Procedure
1. Double-click "PLC" in the navigator
2. Double-click "System Registers"
3. Double-click "High-Speed Counter, Pulse-Catch Input, Interrupt Input"
4. Select the desired inputs for each channel

7.3.1 Count Input Modes

Input mode
Input signals
Incremental
Decremental
Incremental input: CW
Two-phase
Decremental input: CCW
0
1
2
3
4
n
n - 1 n - 2 n - 3 n - 4
0
1
2
n
n-1
n-2
n - 3 n - 2 n - 1
n
3
2
1
0
n-1
n
n-3
2
1
7.3 High-Speed Counter Function
Input: X0 (X1, X3, or X4)
1
TRUE
Count
FALSE
2
TRUE
FALSE
Inputs: X0+X1 (X3+X4)
1
Count
TRUE
2
FALSE
TRUE
FALSE
TRUE
FALSE
TRUE
FALSE
107

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