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

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■2. 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.
(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.
■3. Connecting terminating resistors
(1) GOT side
(a)
For GT27, GT25(Except GT2505-V), GT23
Set the terminating resistor setting switch of the GOT main unit to "Disable".
(b)
For GT2505-V
Set the terminating resistor selector to "110Ω".
For details of terminating resistor settings, refer to the following.
14.3.3

RS-232/RS-485 cable

■1. Connection diagram
(1) 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
■2. 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.
(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.
14 - 10
14.3 Connection Diagram
1.4.1 GOT connector specifications
1.4.3 Terminating resistors of GOT
PANASONIC servo amplifier side
1
2
3
4
5
RS485-
RS485+
6
RS485-
7
8
RS485+
Shell
FG
GT27:CD, GT23:NC
1.4.1 GOT connector specifications
PANASONIC servo amplifier side
GND
1
NC
2
TXD
3
RXD
4
RS485-
5
RS485+
6
RS485-
7
RS485+
8
FG
Shell
PANASONIC servo amplifier side
GND
NC
TXD
RXD
RS485-
RS485+
RS485-
RS485+
FG
Shell
1
GND
2
NC
3
TXD
4
RXD
5
6
7
8

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