Omron R88D-GT series, User Manual

Page: 124 / 510

3-23
3-1 Servo Drive Specifications
3
Specifications
Command Pulse Timing for Line-receiver Inputs
Command pulse mode Timing
Feed pulses/direction
signal
Maximum Input Frequency
Line driver: 2 Mpps
Forward pulses/reverse
pulses
Maximum Input Frequency
Line driver: 2 Mpps
90 ° phase difference
signals
Maximum Input Frequency
Line driver: 2 Mpps
t1 t1 t2 t2 t2
t1 t1
T
τ
t1
≤
20 ns
t2
>
500 ns
τ ≥
250 ns
T
≥
500 ns
(
τ
/T)
×
100
≤
50 ( % )
Feed p u lses
Forward command Re v erse command
Direction signal
T
τ
t2
t1 t1
t1
≤
20 ns
t2
>
500 ns
τ ≥
250 ns
T
≥
500 ns
(
τ
/T)
×
100
≤
50 ( % )
Re v erse p u lses
Forward command Re v erse command
Forward p u lses
t1 t1
T
τ
t1
≤
20 ns
τ ≥
4.0 ns
T
≥
8 .0 ns
(
τ
/T)
×
100
≤
50 ( % )
Phase-A p u lses
Forward command
Re v erse command
Phase-B p u lses