Omron G5 Series User Manual page 118

3 Specifications
When to Input a Command Pulse (Photocoupler Input)
Command pulse mode
Feed Pulse/Direction Signal
Maximum input frequency
Line driver:
500 kpps
Open collector:
200 kpps
Reverse Pulse/Forward Pulse
Maximum input frequency
Line driver:
500 kpps
Open collector:
200 kpps
90° Phase Difference Signal
Maximum input frequency
Line driver:
500 kpps
Open collector:
200 kpps
3 - 18
Forward rotation command
Direction
signal
t1 t2
Feed pulse
t1
Forward rotation command
Reverse pulse
Forward pulse
t1 t1
τ
T
Forward rotation command
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 t2
t1 τ
T
At 200 kpps
t1 ≤ 0.5 µs
t 2 > 2.5 µs
τ ≥ 2.5 µs
T ≥ 5.0 µs
(τ/T) x 100 ≤ 50 (%)
Reverse rotation command
t2
At 200 kpps
t1 ≤ 0.5 µs
t2 > 2.5 µs
τ ≥ 2.5 µs
T ≥ 5.0 µs
(τ/T) x 100 ≤ 50 (%)
Reverse rotation command
t1
At 200 kpps
t1 ≤ 0.5 µs
τ ≥ 10 µs
T ≥ 20 µs
(τ/T) x 100 ≤ 50 (%)
At 500 kpps
t1 ≤ 0.1 µs
t2 > 1.0 µs
τ ≥ 1.0 µs
T ≥ 2.0 µs
(τ/T) x 100 ≤ 50 (%)
At 500 kpps
t1 ≤ 0.1 µs
t2 > 1.0 µs
τ ≥ 1.0 µs
T ≥ 2.0 µs
(τ/T) x 100 ≤ 50 (%)
At 500 kpps
t1 ≤ 0.1 µs
τ ≥ 4.0 µs
T ≥ 8.0 µs
(τ/T) x 100 ≤ 50 (%)