Speed Control; Basic Settings For Speed Control - YASKAWA JUSP-MD D01A Series User Manual

5.3

Speed Control

This section describes operation with speed control.
Select the speed control with parameter Pn000.1.
Parameter
n.0 [Fac-
Pn000
tory setting]

5.3.1 Basic Settings for Speed Control

This section describes the basic settings for speed control.
(1) Signal Setting
Input the speed reference to the multi-winding drive unit using the analog voltage reference to control the ser-
vomotor speed in proportion to the input voltage.
Type Signal Name
V-REF
Input
SG
Maximum input voltage: ±12 VDC
 Input Circuit Example
Example:
Rated motor speed with Pn300 = 006.00: 6.00 V [Factory setting]
Note: The setting value is 600, but it will be displayed on the operator as 006.00.
Speed Refer-
ence Input
+6 V
–3 V
+1 V
Connect the pins for the V-REF signal and SG to the speed reference output terminal on the host controller
when using a host controller, such as a programmable controller, for position control.
Multi-winding drive unit
Host
controller
V-REF
D/A
SG
Note: Always use twisted-pair cable to control noise.

Speed control

Connector
Pin Number
CN1-5
CN1-6
Rotation Direction
Forward
Reverse
Forward
CN1
5
Approx.
6
14 kΩ
0 V
Meaning
Speed reference input
Signal ground for speed reference input
Motor Speed
Rated motor speed
1/2 rated motor speed
1/6 rated motor speed
5.3 Speed Control
When Enabled Classification
After restart Setup
Name
SGMVV-DB
Servomotor
(Motor Speed: 1500 min
-1
1500 min
-1
-750 min
-1
250 min
-1
)
5
5-19