YASKAWA Sigma Mini SGMM Series User Manual page 60

Cn-02
Bit Bit Bit
Bit D
5 4 3
0 0 0
0 1 0
1 1
(Nega-
0 1 1
tive
logic og c
setting)
1 0 0
0 0 1
Input Pulse Multiply Function:
When the reference form is two-phase pulse train
with 90° phase difference, the input pulse multiply
function can be used.
The electronic gear function can also be used to
convert input pulses.
Example of I/O Signal Generation Timing
Servo ON
Base block
SIGN
Sign +
pulse train
PULS
PG pulse
/COIN
Note (1) The interval from the time the Servo ON signal is turned ON until a reference pulse is
input must be at least 40 ms. Otherwise, the reference pulse may not be input.
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2.2Setting Parameters According to Host Controller
Input Input Refer- Refer-
Pulse Pulse ence ence Motor Forward Run Motor Forward Run
Reference Reference
Multipli- Multipli- Pulse Pulse
er er Form Form
Sign +
pulse
train
Two-
¢1 phase
pulse pulse
train
with
¢2
90° 90
phase
differ-
¢4
ence
CW
pulse +
CCW
pulse
Number of
motor move
pulses
Release
— 2-15 —
Motor Reverse Run Motor Reverse Run
Reference Reference
2
x 4
x 2
x 1
Input reference pulse
t1 ≤ 30 ms
t2 ≤ 6 ms
(When parameter
Cn-12 is set to 0)
t3 ≥ 40 ms
t4, t5, t6 ≤ 2 ms
t7 ≥ 20 μs