Omron R88M-K - Page 45

1-15
1 Features and System Configuration
G5-series AC Servomotors and Servo Drives User’s Manual (with Built-in EtherCAT Communications)
1-4 System Block Diagram
1
R88D-KN150F-ECT
FG
0 V
24 V
L3
L2
L1
FUSE
FUSE
FUSE
15 V
G1
5 V
2.5 V
1.5 V
E5 V
G2
3.3 V
FG
CN4 CN5 CN7
B1
B2
NC
U
V
W
CN8
DC-DC
CN2CN1
DB1
DB2
Display and
setting circuit
area
Gate drive
SW power
supply main
circuit control
Internal
control power
supply
+
−
+
−
±12 V
Overcurrent
detection
Current detection
Voltage
detection
Regeneration
control
Relay
drive
Control
interface
MPU & ASIC
Position, speed, and torque calculation control area
• PWM control
Encoder
External
encoder
Analog
monitor
USB
Safety
Axial-flow fan
×
4
+
−
Fuse
ECAT
IN
ECAT
OUT
EtherCAT
communications
connector
EtherCAT
communications
connector
TB2
TB2
TB1
TB2
TB1