Major Replacement Target Model; Servo Amplifier Replacement Target Model; Servo Motor Replacement Target Model - Mitsubishi Electric MELSERVO-J4 Series Transition Handbook

Part 1: Summary of MR-J3/MR-J3W Replacement
This document describes the review items for replacing MR-J3/MR-J3W 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-J3/MR-J3W Replacement
1. SUMMARY OF MR-J3/MR-J3W REPLACEMENT
In this document, the flow when replacing a system using the MELSERVO "MR-J3" with the "MR-J4 series"
is explained.
After deciding the replacement strategy (batch update or partial update of the servo amplifier, servo motor,
and 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

Series
MR-J3 series
MR-J3W series
Note. MR-J3-D01 and MR-D01 have the same functions and performance. MR-J3-D01 can be used with MR-J4-_A_-
RJ.

2.2 Servo Motor Replacement Target Model

Servo amplifier model
MR-J3-_A_
MR-J3-_B_
MR-J3-_T_ + MR-J3-D01 (Note)
(DIO command)
MR-J3-_T_
(Serial communication operation)
MR-J3W-_B
Low inertia
Small capacity
Ultra-low inertia
medium inertia
Low inertia
Medium capacity
Ultra-low inertia
Flat
Large capacity Low inertia
Note. For details, refer to "Part 7: Review on Replacement of Motor".
Series
→
MR-J4 series
Servo motor model
HF-KP_
HF-MP_
HF-MP_ (with reducer)
HF-SP_
HC-LP_
HF-JP_
HC-RP_
HC-RP_ (with reducer)
HC-UP_
HA-LP_
1 - 2
Servo amplifier Model
MR-J4-_A_
MR-J4-_B_
MR-J4-_A_-RJ + MR-D01 (Note)
MR-J4-_A_-RJ
MR-J4W2-_B
Servo motor model
HG-KR_
HG-MR_
HG-KR_ (with reducer)
HG-SR_
HG-JR_
→
HG-RR_
HG-SR_ (with reducer)
HG-UR_
HG-SR_
HG-JR_