Mitsubishi Electric GT1685 Connection Manual page 537

RS485 connection diagram 8)
(For GT16, GT15, GT14, GT12, GT11, GT105
* 2
GOT side
RDA
2
RDB
7
SDA
1
SDB
6
RSA
SDB
3
RSB
SDA
8
CSA
RDB
4
CSB
RDA
9
SG
5
FG
-
*1 Turn ON (100 ) the terminator switch for the most distant FR-E7TR from the GOT.
*2 For GT16, GT15 and GT12, set the terminating resistor of GOT side, which will be a terminal, to "Enable".
For GT14, GT11 and GT10, set the terminating resistor of GOT side, which will be a terminal, to "330 ".
RS485 connection diagram 9)
Distributor side
SDA
5
Terminating resistor
SDB
4
100Ω 1/2W
RDA
3
RDB
6
P5S
2
P5S
8
SG
1
RS485 connection diagram 10)
(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
, GT104 )
FR-E7TR side FR-E7TR side
terminal block terminal block
Station No.0 Station No.1
SDA SDA
SDB SDB
RDA
RDA
RDB RDB
SG SG
SG
1.4.3 Terminating resistors of GOT
Inverter side or distributor side
(Modular connector)
RDA
3
RDB
6
SDA
5
SDB
4
SG
1
P5S
2
SG
7
P5S
8
FR-E7TR side
* 1
terminal block
Station No.2
SDA
SDB
RDA
RDB
SDB SDB
SDA SDA
RDB RDB
RDA RDA
SG
SG SG
RS485 connection diagram 11)
(For GT1030, GT1020)
* 2
GOT side
(terminal block)
SDA
SDB
RDA
RDB
SG
RSA
RSB
CSA
CSB
*1 Connect a terminating resistor jumper to RDB and RDR.
The terminating resister jumper is packed together with the
FR-A5NR.
*2 Set the terminating resistor of the GOT side to "330 ".
1.4.3 Terminating resistors of GOT
15. INVERTER CONNECTION
15.3 Connection Diagram
9
10
11
12
FR-A5NR side
(terminal block)
RDA
13
RDB
SDA
SDB
SG
RDR
* 1
14
15
16
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