Yaskawa SGDH Linear Sigma Series - Manual (Page 297)

9.8 Operating Using Position Control
9-53
9
(2) Reference Pulse Input Signal Timing
The reference pulse input signal timing is shown below.
Table 9.1 Reference Pulse Input Signal Timing
Reference Pulse Signal Form Electrical Specifications Remarks
Sign and pulse train input
(SIGN and PULS signal)
Maximum reference frequency:
500 kpps
(For open-collector output: 200 kpps) t1，t2 ≤ 0.1 ms
t3，t7 ≤ 0.1 ms
t4，t5，t6 ＞ 3 μs
τ ≥ 1.0 μs
( τ /T) × 100 ≤ 50%
Sign (SIGN)
H = Forward
reference
L = Reverse
reference
CW pulse and CCW pulse
Maximum reference frequency:
500 kpps
(For open-collector output: 200 kpps) t1，t2 ≤ 0.1 μs
t3 ＞ 3 μs
τ ≥ 1.0 μs
( τ /T) × 100 ≤ 50%
−
Two-phase pulse train with 90 °
phase differential (phase A and
phase B)
Maximum reference frequency
×1 input pulse multiplier: 500 kpps
×2 input pulse multiplier: 400 kpps
×4 input pulse multiplier: 200 kpps
t1，t2 ≤ 0.1 μs
τ ≥ 1.0 μs
( τ /T) × 100 = 50%
Switching of
the input pulse
multiplier
mode is done
with parameter
Pn200.0 set-
ting.
Forward
reference Reverse
reference
t1 t2
t3
t4
t5 t6
t7
T
τ
SIGN
PULS
Forward
reference Reverse
reference
t2
t3
T
τ
CW
CCW
t1
Phase B leads
phase A by 90
°
Phase B lags
phase A by 90
°
Forward reference Reverse reference
Phase B
Phase A
t2
τ
T
t1