Yaskawa Sigma-5 User Manual: Design and Maintenance - Rotary Motors - MECHATROLINK-II Communications Reference - Manual (Page 35)

1.4 SERVOPACK Internal Block Diagrams
1-15
1
Outline
1.4.13 Three-phase 400 V, SGDV-8R4D11A, -120D11A Models
1.4.14 Three-phase 400 V, SGDV-170D11A Model
L1
B1/ B2 B3
L2
L3
1
2
+24 V
0 V
U
V
W
ENC
M
CHARGE
+15 V × 4
+5 V
±12 V
+
–
+
–
Current
sensor
Servomotor
Gate
drive Voltage
sensor
Voltage
sensor
Relay
drive
Control
power
supply
Overheat protector,
overcurrent protector Dynamic
brake circuit
Varistor ± 12 V ± 12 V
Fan 1 Fan 2
+
–
Main circuit
power supply
Control power
supply
(The 24 VDC
power supply is
not included.)
CN3 CN7 CN8
CN2
I/O
I/F
CN1
CN6A
CN6B
CN5
MECHATROLINK- II
communications
CPU
(Position/speed
calculation, etc.)
Panel display
Digital operator Personal
computer Signal for safety fuction
Encoder output
pulse
Analog monitor
output
ASIC
(PWM control, etc.)
Analog
voltage
converter
I/O signal
M-II
L1
B1/ B2 B3
L2
L3
1
2
+24 V
0 V
U
V
W
ENC
M
CHARGE
+15 V × 4
+5 V
±12 V
+
–
+
–
Current
sensor
Servomotor
Gate
drive Voltage
sensor
Voltage
sensor
Relay
drive
Control
power
supply
Overheat protector,
overcurrent protector Dynamic
brake circuit
±12 V
Fan
Varistor
+
–
Main circuit
power supply
Control power
supply
(The 24 VDC
power supply is
not included.)
CN3 CN7 CN8
CN2
I/O
I/F
CN1
CN6A
CN6B
CN5
MECHATROLINK- II
communications
CPU
(Position/speed
calculation, etc.)
Panel display
Digital operator Personal
computer Signal for safety fuction
Encoder output
pulse
Analog monitor
output
ASIC
(PWM control, etc.)
Analog
voltage
converter
I/O signal
M-II