APPENDIX
App. - 44
App. 7.3 Analog monitor block diagram
(1) MR-J4-_A_(-RJ) 100 W or more
(a) Semi closed loop control
+
Command
pulse
Feedback
position
Encoder inside
temperature
+
-
-
-
+
-
Home position
(CR input position)
Droop pulses
Speed
command
Position
control
Speed
control
PWM
Current
control
Current
command
Bus voltage
Speed
command
Current
encoder
Servo motor
Encoder
Current feedback
Position feedback
M
Differen-
tiation
+
Servo motor
speed
Torque
+
Speed
command 2
(b) Fully closed loop control
FBN
FBD
PWM
+
Current feedback
Position feedback
M
Dual filter
Servo motor-side
droop pulses
Load-side
droop pulses
Servo motor-side/
load-side position deviation
+
-
Load-side
encoder
Fully closed loop
+ -
+
-
Servo motor-side/
load-side speed deviation
+
-
+
+
Semi closed loop
+ -
Servo motor-side feedback pulses
(load-side resolution unit)
Load-side feedback pulses
+
+
-
-
+
-
Encoder inside
temperature
Droop pulses
Command pulse
frequency
Current
command
Bus voltage
Servo
motor
Speed
command 2
Command
pulse
Position
control
Speed
control
Current
control
Speed
command
Encoder
Differen-
tiation
Differen-
tiation
Differen-
tiation
Servo motor
speed
Torque
Current
encoder
Summary of Contents for MR-J4
Page 9: ...A 8 MEMO ...
Page 19: ...10 MEMO ...
Page 73: ...1 FUNCTIONS AND CONFIGURATION 1 54 MEMO ...
Page 155: ...3 SIGNALS AND WIRING 3 76 MEMO ...
Page 199: ...4 STARTUP 4 44 MEMO ...
Page 289: ...6 NORMAL GAIN ADJUSTMENT 6 24 MEMO ...
Page 335: ...8 TROUBLESHOOTING 8 8 MEMO ...
Page 357: ...9 OUTLINE DRAWINGS 9 22 MEMO ...
Page 517: ...12 ABSOLUTE POSITION DETECTION SYSTEM 12 30 MEMO ...
Page 617: ...16 USING A DIRECT DRIVE MOTOR 16 20 MEMO ...
Page 641: ...17 FULLY CLOSED LOOP SYSTEM 17 24 MEMO ...
Page 725: ...18 MR J4 03A6 SERVO AMPLIFIER 18 84 MEMO ...
Page 763: ...APPENDIX App 38 ...
Page 789: ...MEMO ...
Page 793: ......