FPΣ
6.3 High-speed Counter Function
6-11
X0
X1
on
off
on
off
n-1
(Incremental input: CW)
0 1 2 nCount
Two-phase input mode (Phase difference input mode)
X0
X1
on
off
on
off
n-3
(Decremental input: CCW)
n-1n n-2 21Count
Figure 64: FPΣ High-speed counter function - two-phase input mode
X0
on
off
1 2 3 2 3 430 3 24 1
on
off
X1
Increasing
Decreasing Increasing Decreasing
Count
One input mode (Addition and subtraction input mode)
Figure 65: FPΣ High-speed counter function - One input mode
3210
X0
on
off
2 04 3
on
off
X1
Increasing
Decreasing
1
Count
Direction distinction mode
Figure 66: FPΣ High-speed counter function - direction distinction mode