Control Specifications For Different Reference Type - YASKAWA SGDV User Manual

1 Outline

1.3.3 Control Specifications for Different Reference Type

1.3.3

Control Specifications for Different Reference Type

The following list shows the control specifications for SERVOPACKs with different reference types.
(1) Analog Voltage Reference (Model: SGDV-
Speed Control
Torque Control
(2) Pulse Train Reference (Model: SGDV-
Position Control
1-6
Control Method
Performance Soft Start Time Setting
Reference Voltage
Input Signals
Input Impedance
Circuit Time Constant
Rotation Direction Selection With P control signal
Internal Set
Speed Control
Speed Selection
Reference Voltage
Input Signals
Input Impedance
Circuit Time Constant
Control Method
Feedforward Compensation 0% to 100%
Performance
Positioning Completed
Width Setting
Reference
Input Signals
Clear Signal
ES1A)
Specifications
0 to 10 s (Can be set individually for acceleration
and deceleration.)
• Max. input voltage: ±12 V
• Factory setting: 6 VDC at rated speed
Approx. 14 kΩ
30 μs
With forward/reverse external torque limit signal
(speed 1 to 3 selection).
Servomotor stops or another control method is
used when both are OFF.
• Max. input voltage: ±12 V
• Factory setting: 3 VDC at rated torque
Approx. 14 kΩ
16 μs
EP1A)
Specifications
0 to 1073741824 reference units
Select one of them:
Type
Sign + pulse train, CW + CCW pulse train, or
two-phase pulse train with 90° phase differential
Form For line driver, open collector
Line driver
Max. Input
Pulse
Pulse
Open Collector
Frequency
Reference
Pulse Input
1 to 100 times
Multiplication
Switching
Position error clear
For line driver, open collector
(forward speed reference with positive refer-
ence)
Input gain setting can be varied.
(forward torque reference with positive refer-
ence)
Input gain setting can be varied.
Sign + pulse train, CW + CCW pulse train: 4
Mpps
Two-phase pulse train with 90° phase differen-
tial: 1 Mpps
Sign + pulse train, CW + CCW pulse train: 200
kpps
Two-phase pulse train with 90° phase differen-
tial: 200 kpps