Block Diagrams; Servopacks Without Built-In Servomotor Brake Control - YASKAWA SGD7S-1R9D Product Manual

2.2 Block Diagrams

2.2.1 SERVOPACKs without Built-in Servomotor Brake Control

2.2

Block Diagrams

This section provides a block diagram of the interior of the SERVOPACKs.
2.2.1

SERVOPACKs without Built-in Servomotor Brake Control

SGD7S-1R9D, -3R5D, -5R4D, -8R4D, -120D, and -170D
Main
circuit
power
supply
The DC power supply (24 VDC)
is not provided by Yaskawa.
Control
power
supply
*
If using these terminals, contact your YASKAWA representative.
2-8
CN101
Varistor
L1
L2
L3
- 1
- 2
*
Voltage
CN103
sensor
+
+
-
-
CN201
24 V
+
24 V
−
0 V
0 V
Status display
CN11 CN12
Option Module Option Module
CN101
+
−
+
−
Relay Voltage
drive sensor
Control
power
supply
CN3 CN7
Digital Operator Computer
B1 B2 B3
Dynamic
brake circuit
Overheat protector
Overcurrent protector
Current
sensor
Gate drive
Analog
voltage
converter
Processor
(PWM control, position/
I/O
speed calculations, etc.)
I/F
CN8
Safety function signals
Fan
CN102
Servomotor
±12 V
U
V
M
W
CN115
D1
D2
D3
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pulse output
I/O signals
CN6A
EtherCAT
communications
CN6B