Rs-232/Rs-485 Cable - Mitsubishi Electric GOT2000 Connection Manual


Precautions when preparing a cable
(1) Cable length
The length of the RS-485 cable must be 1m or less.
(2) GOT side connector
For the GOT side connector, refer to the following.
1.4.1 GOT connector specifications
(3) PANASONIC servo amplifier side connector
Use the connector compatible with the PANASONIC
servo amplifier.

14.3.3 RS-232/RS-485 cable


Connection diagram
RS-232/485 connection diagram 1)
GOT side
*1
CD/NC
1
RD(RXD)
2
SD(TXD)
3
ER(DTR)
4
SG
5
DR(DSR)
6
RS(RTS)
7
CS(CTS)
8
-
9
*1 GT27:CD, GT23:NC

Precautions when preparing a cable
(1) Cable length
• The length of the cable between GOT and MINAS
must be 2m or less.
• The length of the cable between MINAS and MINAS
must be 1m or less.
(2) GOT side connector
For the GOT side connector, refer to the following.
1.4.1 GOT connector specifications
(3) PANASONIC servo amplifier side connector
Use the connector compatible with the PANASONIC
servo amplifier.
For details, refer to the user's manual of the
PANASONIC servo amplifier.
PANASONIC servo amplifier side PANASONIC servo amplifier side
1 GND
2 NC
3 TXD
4 RXD
RS485- 5
RS485+ 6
7
RS485-
8
RS485+
Shell
FG
14. CONNECTION TO PANASONIC SERVO AMPLIFIER
For details, refer to the user's manual of the
PANASONIC servo amplifier.

Connecting terminating resistors
(1) GOT side
Set the terminating resistor setting switch of the GOT
main unit to "Disable".
For details of terminating resistor settings, refer to the
following.
1.4.3 Terminating resistors of GOT
PANASONIC servo amplifier side
1 GND
2 NC
3 TXD
4 RXD
RS485-
5
RS485+
6
RS485-
7
RS485+
8
FG
Shell
14.3 Connection Diagram
1 GND
2 NC
3 TXD
4 RXD
RS485-
5
RS485+
6
RS485-
7
RS485+
8
FG
Shell
14 - 9
14