Yaskawa Σ-V Series AC Servo Drives Rotational Motor MECHATROLINK-III - Manual (Page 25)

1.4 SERVOPACK Internal Block Diagrams
1-7
1
Outline
1.4
SERVOPACK Internal Block Diagrams
1.4.1 MECHATROLINK- III Communication Reference (Model: SGDV- E21A)
M
L1
L2
+
C1
C2
+
+5 V
+3.3 V
CN7
CN4
U
V
W
CN3
ALM RDY LK1
ENC
CN2
+5 V
+12.5 V
CN5
I/O
I/F
CN1
CN6A
CN6B
LK2 CON
Control power
supply
Main circuit
power supply
DC/DC
converter
(non
-isolated)
DC/DC
converter
(non
-isolated)
Voltage
sensor
External monitor Personal
computer
Gate drive
overcurrent protector
ASIC
(PWM control, etc.)
CPU
(Position/speed
calculation, etc.)
Current
sensor
MECHATROLINK- III
communications
Servomotor
I/O signal
M-III