40
Input Types
Section 4-9
Up and Down Pulse Inputs
The High-speed Counter Unit counts up and down pulse inputs when the
pulses are turned ON.
Note
A counter can be reset with a Z-phase input from the encoder. Refer to
4-10
Counter Reset Conditions
.
Pulse and Direction Inputs
Counter input A is used as a direction signal. The High-speed Counter Unit
will be in decrement operation when the direction signal is ON and in incre-
ment operation when the direction signal is OFF.
The High-speed Counter Unit counts pulses when the pulses are turned ON.
Note
A counter can be reset with a Z-phase input from the encoder. Refer to
4-10
Counter Reset Conditions
.
Encoder or sensor for decrementing
Encoder or sensor for incrementing
Sensor or switch
Down pulses
Up pulses
Reset inputs, etc.
High-speed Counter Unit
Counter input A
Counter input B
Counter input Z
Up pulses
Down pulses
High-speed Counter Unit
Counter input A
Counter input B
Counter input Z
Sensor or switch
Reset inputs, etc.
Encoder or sensor
Direction switch
Direction signal
Input pulses
Up
Down
Up
Input pulses
Direction signal
Содержание C200H-CT021
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