YASKAWA SGD7S

2.1 Ratings and Specifications
2.1.3 Specifications
2-9
2
Selecting a SERVOPACK
Speed
Con-
trol
Soft Start Time Set-
ting
0 s to 10 s (Can be set separately for acceleration and deceleration.)
Input
Signal
Refer-
ence
Voltage
• Maximum input voltage: ±12 V (forward motor rotation for positive ref-
erence).
• 6 VDC at rated speed (default setting). Input gain setting can be
changed.
Input
Imped-
ance
Approx. 14 kΩ
Circuit
Time
Con-
stant
30 μs
Internal
Set Speed
Control
Rota-
tion
Direc-
tion
Selec-
tion
With Proportional Control signal
Speed
Selec-
tion
With Forward/Reverse External Torque Limit signals (speed 1 to 3
selection).
Servomotor stops or another control method is used when both signals
are OFF.
Posi-
tion
Con-
trol
Feedforward
Compensation
0% to 100%
Output Signal Posi-
tioning Completed
Width Setting
0 to 1,073,741,824 reference units
In-
put
Sig-
nals
Ref-
er-
ence
pul-
ses
Refer-
ence
Pulse
Form
One of the following is selected:
Sign + pulse train, CW + CCW pulse trains, and two-phase pulse trains
with 90° phase differential
Input
Form
Line driver or open collector
Maxi-
mum
Input
Fre-
quency
• Line Driver
Sign + pulse train or CW + CCW pulse trains: 4 Mpps
Two-phase pulse trains with 90° phase differential: 1 Mpps
• Open Collector
Sign + pulse train or CW + CCW pulse trains: 200 kpps
Two-phase pulse trains with 90° phase differential: 200 kpps
Input
Multiplica-
tion
Switching
1 to 100 times
Clear Signal
Position deviation clear
Line driver or open collector
Torque
Con-
trol
Input
Signal
Refer-
ence
Voltage
• Maximum input voltage: ±12 V (forward torque output for positive ref-
erence).
• 3 VDC at rated torque (default setting). Input gain setting can be
changed.
Input
Imped-
ance
Approx. 14 kΩ
Circuit
Time
Constant
16 μs
Continued from previous page.
Item Specification
Controls