Omron C200H-CT021, Руководство по эксплуатации

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39
Input Types
Section 4-9
Offset Phase Inputs
Note A counter can be reset with a Z-phase input from the encoder. Refer to 4-10
Counter Reset Conditions .
Encoder A phase
Connect to
match
direction of
operation.
(Reset input)
High-speed Counter Unit
Counter input A
Forward
rotation Reverse
rotation
When the A phase is 90
°
in
advance of the B phase, the count
is incremented at the rising edge
of the A-phase input.
When the A phase is 90
°
behind the
B phase, the count is decremented at
the falling edge of the A-phase input.
Multiplier
x 1
Counter input B
Counter input Z
B phase
Z phase
A phase
B phase
x 2
x 4