Mitsubishi Electric MELSERVO-J4 Series Transition Handbook page 527

Part 7: Common Reference Material
(2) System configuration
(a) For a rotary encoder
1) MR-J4-_B_ servo amplifier
SSCNET III/H controller
Note Use a two-wire type encoder cable. A four-wire type linear encoder cable cannot be used.
2) MR-J4W2-_B servo amplifier
SSCNET III/H controller
SSCNET III/H
Position command
Control signal
Note. Use a two-wire type encoder cable. A four-wire type linear encoder cable cannot be used.
Servo amplifier
SSCNET III/H
Position command
Control signal
CN2
Load-side encoder signal
Servo amplifier
CN2A
CN2B
Servo motor encoder signal
To the next
servo
amplifier
(Note)
(Note)
Servo motor
Two-wire type rotary encoder
HG-KR, HG-MR servo motor (4194304 pulses/rev)
Servo motor encoder signal
To the next
servo amplifier
(Note)
(Note)
Servo motor
Load-side encoder signal
7 - 150
Drive part
Drive part
Two-wire type rotary encoder
HG-KR, HG-MR servo motor
(4194304 pulses/rev)