Sgd7S-120A - YASKAWA E-7S SERVOPACK SGD7S Product Manual

2.2.4

SGD7S-120A

• Standard Specifications: Three-Phase, 200-VAC Power Supply Input
Varistor
L1
Main
L2
circuit
power
L3
supply
-
1
- 2
-
Varistor
L1C
Control
power L2C
supply
Voltage Relay
sensor drive
Control
+
power
−
supply
Status display
CN3
Digital Operator
+
B1/ B2 B3
+
−
Overheat/
overcurrent
protection
Voltage Temperature
Gate drive Gate drive
sensor sensor
Processor
(PWM control, position/
speed calculations, etc.)
CN7
Computer
2.2 Block Diagrams

2.2.4 SGD7S-120A

Fan
Servomotor
U
V
M
W
Dynamic
brake circuit
ENC
Current
sensor
CN2
CN5
Analog monitor
Analog
voltage
output
converter
CN1
Encoder divided
pulse output
I/O I/O signals
INDEXER
Module
Feedback
Module
CN8
Safety function signals
2
2-13