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Sigma II User's Manual
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Control Block Diagram
The following diagram illustrates a control block for position control.
Reference
pulse
PG signal
output
5.2.6
Contact Input Speed Control
This function provides a method for easy speed control. It allows the user to initially
set three different motor speeds with parameters, and then select one of the speeds
externally using a contact input.
Contact
/P-CL (/SPD-A)
input
/N-CL (/SPD-B)
Servo Amplifier (position control)
Pn109
Feed-
Differentiation
forward gain
Pn200.0
Pn204
Pn202
X1
+
Smoothing
X2
X4
-
Pn203
Pn201
Frequency
dividing
/P-CON (/SPD-D)
CN1-41
CN1-45
CN1-46
External speed
setting devices and
pulse generators
are not required.
Chapter 5: Parameter Settings and Functions
Pn202 Pn10A
Pn107
Primary
lag filter
Bias
Pn203
Pn102
+ +
Error
Speed
+
Kp
counter
loop
Servo amplifier
Servomotor
Speed selection
SPEED 1
Pn301
The servomotor operates at
the speed set in the parameter.
SPEED 2
Pn302
SPEED 3
Pn303
5-32
Pn108
Bias addition
range
Servomotor
Current
M
loop
PG
Encoder
M
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