Omron SMARTSTEP Junior R7D-ZP, User Manual

Page: 23 / 118

1-4 System Block Diagrams
1-4-1 Pulse-string Input Servo Driver
1-4 System Block Diagrams
1-4-1 Pulse-string Input Servo Driver
15V2
VCC2
+VCC
-VCC
G
Main circuit voltage
detection
Relay
drive
Current
detection
Overcurrent
protection
Gate
drive
MPU & ASIC
Position, speed, and torque processor
ADC
FAN
‡
G
-VCC
Fan alarm
+VCC
G
+A,-A
+B,-B
Phase U
Phase V
Phase W
Phase Z
Set value read circuit
Command
format setting
Command filter
setting
I/O and drive circuits Display circuit
CW
i
n
p
u
t
Al
a
rm
o
u
tput
IN
P
ou
tpu
t
Br
a
k
e
o
u
tp
ut
O
rig
in
out
p
u
t
R
u
n
i
npu
t
CCW
i
n
p
u
t
L1
L2
N
P
U
V
W
GR
GR
Control I/O connector
En
c
o
d
e
r s
ig
n
a
l i
n
pu
t c
o
nn
ec
to
r
Control power
supply
Main circuit
control
SW power
supply
1-6