Major Replacement Target Model; Servo Amplifier Replacement Target Model; Servo Motor Replacement Target Model - Mitsubishi Electric MELSERVO-J2S Series Transition Handbook

Part 1: Summary of MR-J2S/MR-J2M Replacement
This document describes the review items for replacing MR-J2S with MR-J4 and MR-J2M with MR-J4. Some
equipment may require review on items not described in this document. Please review those items after viewing the
Instruction Manual and the catalogs.
Part 1: Summary of MR-J2S/MR-J2M Replacement
1. SUMMARY OF MR-J2S/MR-J2M REPLACEMENT
In this document, the flow when replacing a system using the MELSERVO "MR-J2S/MR-J2M series" with the
"MRJ4 series" is explained.
After deciding the replacement strategy (simultaneous replacement, partial replacement of servo
amplifier/servo motor/controller), please proceed with replacement by referring to the corresponding parts of
this manual and the manual for each model.

2. MAJOR REPLACEMENT TARGET MODEL

2.1 Servo Amplifier Replacement Target Model

2.2 Servo Motor Replacement Target Model

Small
capacity
Medium
capacity
Large
capacity
Note. For details, refer to "Part 8: Review on Replacement of Motor".
Series
MR-J2S
Series
MR-J2M
Series
Series
Low inertia
Ultra-low
inertia
Flat
HC-_FS
medium
inertia
Series
Low inertia
Ultra-low
inertia
Flat
HA-_FS
Low inertia
Series
POINT
This document uses the terms "MR-J2S-compatible motor" and "MR-J2-
compatible motor" to distinguish the following motors.
MR-J2S-compatible motor: HC-_FS motor (series), HA-_FS motor (series)
MR-J2-compatible motor: HC-_F motor (series), HA-_F motor (series)
Servo amplifier model
MR-J2S-_A_
MR-J2S-_B_
MR-J2S-_CP_
MR-J2S-_CL_
→
MR-J2M-P8A+
MR-J2M-_DU
MR-J2M-P8B+
MR-J2M-_DU
Servo motor model
HC-KFS_
HC-MFS_
HC-UFS_
HC-SFS_
→
HC-LFS_
HC-RFS_
HC-UFS_
HA-LFS_
1 - 2
Series Servo amplifier model
MR-J4-_A_
MR-J4-_B_
MR-J4-_A_-RJ
MR-J4
Series
MR-J4-_A_
MR-J4-_B_
Series Servo motor model
HG-KR_
HG-MR_
HG-KR_
HG-SR_
HG
Series HG-JR_
HG-RR_
HG-UR_
HG-JR_