3-30
3-1 Driver Specifications
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
3
Specifications
Command Pulse Timing for Line Receiver Inputs
COMMAND PULSE
mode
Timing
Feed pulse/direction
signal
Maximum input frequency
Line driver:
4 Mpps
Reverse pulse/forward
pulse
Maximum input frequency
Line driver:
4 Mpps
90
°
phase difference
signals
Maximum input frequency
Line driver:
4 Mpps
Direction signal
Feed pulse
Forward command
Reverse command
t1
t1
t2
t2
t2
t1
t1
T
τ
t 1
≤
20 ns
t 2
>
500 ns
τ
≥
250 ns
T
≥
500 ns
(
τ
/T)
×
100
≤
50 (%)
Reverse pulse
Forward pulse
Forward command
Reverse command
t 1
≤
20 ns
t 2
>
500 ns
τ
≥
250 ns
T
≥
500 ns
(
τ
/T)
×
100
≤
50 (%)
T
τ
t2
t1
t1
Phase-A pulse
Phase-B pulse
Forward command
Reverse command
t1
≤
20 ns
τ
≥
4.0
μ
s
T
≥
8.0
μ
s
(
τ
/T)
×
100
≤
50 (%)
t1
t1
T
τ