Omron G5 Series User Manual page 120

3 Specifications
When to Input a Command Pulse (Line Receiver Input)
Command pulse mode
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 Signal
Maximum input frequency
Line driver:
4 Mpps
3 - 20
Forward rotation command
Direction
signal
t1 t2
Feed pulse
t1
Forward rotation command
Reverse pulse
Forward pulse
t1 t1
τ
Phase-A pulse
t1
Phase-B pulse
τ
T
OMNUC G5-series (Pulse-train Input Type) AC Servomotors and Servo Drives User's Manual
Detailed timing
Reverse rotation command
t2 t1
t1 τ
T
t 1 ≤ 20 ns
t 2 > 500 ns
τ ≥ 250 ns
T ≥ 500 ns
(τ/T) x 100 ≤ 50 (%)
Reverse rotation command
t2
T t1 ≤ 20 ns
t 2 > 500 ns
τ ≥ 250 ns
T ≥ 500 ns
(τ/T) x 100 ≤ 50 (%)
Forward rotation command
t1
t1 ≤ 20 ns
τ ≥ 4.0 µs
T ≥ 8.0 µs
(τ/T) x 100 ≤ 50 (%)
t2
Reverse rotation command