System Block Diagram - Omron R88M-K Series User Manual

1-4 System Block Diagram

This is the block diagram of the OMNUC G5-series AC Servo Drive with Built-in EtherCAT
Communications.
R88D-KNA5L-ECT-R/-KN01L-ECT-R/-KN02L-ECT-R
R88D-KN01H-ECT-R/-KN02H-ECT-R/-KN04H-ECT-R
CN A
FUSE
L1
+
L2
FUSE
L3
−
FUSE
+
L1C
L2C
−
SW power
15 V
FG
supply main
G1
circuit control
5 V
3.3 V
Internal
2.5 V
1.5 V
control power
E5V
supply
±12 V
G2
ECAT
IN
EtherCAT
communications
connector
OMNUC G5-series AC Servomotors and Servo Drives User's Manual (with Built-in EtherCAT Communications)
Voltage
detection
Relay
Regeneration
drive control
MPU & ASIC
Position, speed, and torque calculation control area
• PWM control
ECAT
CN1 CN2
OUT
EtherCAT Control Encoder
communications interface
connector

1-4 System Block Diagram

Overcurrent
Gate drive
detection
CN4 CN5 CN7
External Analog USB
encoder monitor
CN B
B1
B2
B3
U
V
W
FG
Current detection
Display and
setting circuit
area
CN8
Safety
1-6
1