YASKAWA Sigma II Series User Manual page 85

Sigma II User's Manual
not isolated in this case.
Note: The noise margin of the input signal will decrease if the reference pulse is provoded by an open-col-
lector output. Set parameter Pn200.3 to 1 if the position drifts due to noise.
n
Selecting a Reference Pulse Form
Use the following parameters to select the reference pulse form used.
ð Input PULS CN1-7
ð Input /PULS CN1-8
ð Input SIGN CN1-11
ð Input /SIGN CN1-12
The servomotor only rotates at an angle proportional to the input pulse.
Parameter
Pn200.0
Set reference pulse form input to the servo amplifier from the host controller.
Host controller
Approx.
9mA
Tr1
P
ON: 1.5V maximum
P
P
P represents twisted pair wires
Reference Pulse Input
Reference Pulse Input
Reference Code Input
Reference Code Input
Signal
Reference Pulse Form
Host
Position
controller
reference
pulse
Chapter 5: Parameter Settings and Functions
Servo Amplifier
CN1-3
1kΩ
+12V
PL1
CN1-7
Photocoupler
PULS
150Ω
CN1-8
/PULS
CN1-13
PL2
CN1-11
SIGN
CN1-12
/SIGN
CN1-18
PL3
CN1-15
CLR
CN1-14
/CLR
CN1-1
Position Control
Position Control
Position Control
Position Control
Setting Range
Default Setting: 0
Servo Amplifier
PULS
CN1-7
CN1-11
SIGN
5-18
Control Mode
Position Control