Mitsubishi Electric Melsec-Q172DCPU - Page 127

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2 SYSTEM CONFIGURATION
(3) Connection between the Q172D(S)CPU and servo amplifiers
Connect the SSCNET cables to the following connectors.
Refer to Section 4.2.1 for the connection and disconnection of SSCNET
cable.
SSCNET cable length
MR-J3BUS M use
1) 3m(9.84ft.)
MR-J3BUS M-A use
1) 20m(65.62ft.)
MR-J3BUS M-B use
1) 50m(164.04ft.)
Motion CPU module
CN1
1)
1)
Servo amplifier
CN1A
CN1B
Cap
Servo amplifier
CN1A
CN1B
(Note): It cannot communicate if the connection of
CN1A and CN1B is mistaken.