Mitsubishi Electric MELSERVO-J2 Series Instruction Manual page 22

1. FUNCTIONS AND CONFIGURATION
2) Several (up to 32) servo amplifiers are connected with the personal computer by RS-422.
Use parameter No. 16 to change the communication system.
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External I/O
signals
Servo amplifier (axis 1)
Power supply
External I/O
signals
Servo amplifier (axis 2)
Power supply
search engine
Personal
computer
CN1A CN1B
RS–232C
RS–422
RS–232C/RS-422 converter
CN2 CN3
(to be prepared by the customer)
Servo motor
RS–422
CN1A CN1B
CN2 CN3
To the next axis
Servo motor
1 - 5
Set-up
Software