Mitsubishi Electric GT1685 Connection Manual page 539

RS485 connection diagram 14)
(For GT1030, GT1020)
Built-in RS-485
GOT side
(terminal block)
SG
SDB
SDA
RDB
RDA
RSA
SDA2
RSB
SDB2
CSA RDA2
CSB RDB2
GND
*1 Set the terminator switch built in the farthest inverter from the GOT to ON (100 ).
*2 Set the terminating resistor of GOT side, which will be a terminal, to "330 ".
RS485 connection diagram 15)
(For GT1030, GT1020)
* 1
GOT side
(terminal block)
SDA
SDB
RDA
RDB
SG
RSA
RSB
CSA
CSB
*1 Set the terminating resistor of the GOT side to "330 ".
1.4.3 Terminating resistors of GOT
Built-in RS-485
terminal block terminal block
Station No.0 Station No.1
GND SDA2
RDB1 SDB2
RDA1 RDA2
SDB1 RDB2
SDA1 GND
1.4.3 Terminating resistors of GOT
FR-E7TR side
(terminal block)
RDA
RDB
SDA
SDB
SG
Built-in RS-485
* 1
terminal block
Station No.n
SDA1
SDB1
RDA1
RDB1
GND
SDA1 SDA2
SDB1 SDB2
RDA1 RDA2
RDB1 RDB2
GND GND
15. INVERTER CONNECTION
15.3 Connection Diagram
9
10
11
12
13
14
15
16
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