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13. COMMUNICATION FUNCTIONS
13.1.2 RS-232C configuration
(1) Outline
A single axis of servo amplifier is operated.
Controller such as
personal computer
RS-232C
MITSUBISHI
OPEN
CN1A CN1B
CNP1 CNP2
CNP3
MELSERVO
To CNP3
Servo amplifier
(2) Cable connection diagram
Wire as shown below. The communication cable for connection with the personal computer (MR-
CPCATCBL3M x MR-CPC98CBL3M) is available. (Refer to Section 12.1.1.)
Personal computer
connector
(Note 2) 15m max.
(Note 1)
Servo amplifier
CNP3 connector
2
4
1
3
2
3
5
7
8
4
6
TXD
RXD
GND
RTS
CTS
DSR
DTR
RXD
TXD
GND
SD
2
3
7
4
5
SD
RD
SG
RS
CS
D-SUB25 (socket) for
PC-9800 series
CNP3 connector 2 RXD
CNP3 connector 1 GND
CNP3 connector 4 TXD
CNP3 connector 1 GND
D-SUB9(socket)
(Note 3)
Note: 1. Molex’s CNP3 connector
Connector: 5557-04R-210
Terminal: 5556
2. 15m max. in environment of little noise.
3. For PC-AT compatible controller series.