Mitsubishi Electric MELSERVO-J4 Series Transition Handbook page 679

Part 9: Review on Replacement of Optional Peripheral Equipment
(c) Mounting method
Attachment
Servo
Fit using the
amplifier
assembling
screws.
Attachment
a. Assembling the panel through attachment
(d) Mounting dimensional diagram
Servo
amplifier
b. Mounting it to inside cabinet
Servo
amplifier
Attachment
236
280
Mounting
hole
Approx. 260
9 - 78
Punched
hole
Cabinet
[Unit: mm]
20
Panel
Servo amplifier
Panel
3.2
Approx. 11.5
155 105
Approx. 260