MITSUBISHI ELECTRIC MR-J2S- CL - Manual (Page 24)

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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.
Servo amplifier (axis 1)
External I/O
signals
Power supply
Servo motor
RS–422
Servo configuration
Software
Personal
computer
CN1A CN1B
CN2 CN3
Servo amplifier (axis 2)
External I/O
signals
Servo motor
CN1A CN1B
CN2 CN3
RS–232C
RS–232C/RS-422 converter
(to be prepared by the customer)
To the next axis
RS–422
Power supply