CJ2M-CPU3@/-CPU1@/-MD21@
High-speed Counter Input Specifications (IN06 to IN09 and IN16 to IN19)
24-VDC input
Line driver input
Phase-A/Phase-B encoder input, Single-phase
60-kHz pulse input with 50% duty ratio
Rise time and fall time: 3.0 μs max.
Encoder input phase A or B, single-phase
60-kHz pulse input with 50% duty ratio
16.6 μs min.
8.3 μs min.
8.3 μs min.
ON
ON
50%
50%
OFF
OFF
Phase-A/Phase-B encoder inputs, Differential
Phase-A/Phase-B encoder inputs, Differential
phases, 30 kHz
phases, 30 kHz
Set to 60 kHz
Changes in phases A and B must be
separated by at least 4.0 μs.
Changes in phases A and B must be separated by at least
4.0 μs.
33.3 μs min.
ON
ON
50%
50%
OFF
OFF
ON
ON
50%
50%
OFF
OFF
T1
T2
T3 T4
T1
T2
T3 T4
T1, T2, T3, T4: 4.0 μs min.
Single-phase 100-kHz pulse input with
50% duty ratio
Phase-A/Phase-B encoder input, Single-phase
100-kHz pulse input with 50% duty ratio
Rise time and fall time: 2.5 μs max.
ON
ON
50%
50%
OFF
OFF
2.5 μs max. 2.5 μs max.
Differential-phase 50-kHz pulse input
Changes in phases A and B must be separated
by at least 2.5 μs.
Phase-A/Phase-B encoder inputs, Differential
phases, 50 kHz
Set to 100 kHz
Changes in phases A and B must be
separated by at least 2.5 μs.
ON
ON
50%
50%
OFF
ON
OFF
ON
50%
50%
OFF
OFF
T1
T2
T3 T4
T1
T2
T3 T4
Encoder input phase Z (IN02/IN03 or IN12/IN13)
Encoder input phase Z (IN02/IN03 or IN12/IN13)
Maintain an ON time of 30 μs min.
and an OFF time of 150 μs min.
Maintain an ON time of 30 μs min.
and an OFF time of 150 μs min.
ON
Phase Z/reset input
ON
50%
50%
OFF
OFF
18
OMRON [ OMRON ELECTRONICS LLC ]
