Omron OMNUC R88D-UEP Series, Руководство пользователя, Страница: 123 / 171

5-13
Logic Bits Input
factor
Command
p lse
Input pins Forward motor
commands
Reverse motor
commands
5 4 3
factor pulse
mode
commands commands
Positive
0 0 0 --- Forward
pulse and
direction
signal 1: +PULS
2: –PULS
3: +SIGN
4: –SIGN
“H”
“L”
0 0 1 --- Reverse
pulse and
forward
pulse 1: +CW
2: –CW
3: +CCW
4: –CCW
“L”
“L”
0 1 0
×
1 90
differential
1: +A
2
A
0 1 1
×
2
differential
phase 2: –A
3: +B
1 0 0
×
4
hase
signals
3: +B
4: –B
Command Pulse Timing
Command pulse
mode
Timing
Forward pulse
and direction
signal
Maximum
frequency:
200 kpps
t1 t2
T
t1
t2 t2
t1 t1
Pulse
τ
t1
≤
0.1
µ
s
τ ≥
2.5
µ
s
t2> 3.0
µ
s T
≥
5.0
µ
s
Direction
Forward commands Reverse commands
Reverse pulse
and forward pulse
Maximum
frequency:
200 kpps
T
CW
CCW
t1 t1
t2
τ
t1
≤
0.1
µ
s
τ ≥
2.5
µ
s
t2> 3.0
µ
s T
≥
5.0
µ
s
Forward commands
Reverse commands
90 differential
phase signals
(A and B pulses)
Maximum
frequency:
200 kpps
t1 t1
T
A phase
τ
Forward commands Reverse commands
B phase
t1
≤
0.1
µ
s
τ ≥
2.5
µ
s
T
≥
5.0
µ
s
Note Although the above timing charts show positive logic, the same conditions hold for negative logic.
L level: I
L
x
1 mA
H level: I
H
y
2 mA
Specifications
Chapter 5
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