5-11
5
E700 series
Connecting one inverter (4-wire type)
Set the terminating resistor selector switch to 110Ω.
Distributor
Inverter
Modular jack
PU (RS-485)
connector
10BASE-T
cable
Terminating resistor
100Ω 1/2-W resistance
(installed/arranged separately)
When seen from the front of
the inverter (receptacle side)
5
4
3
6
1
54361
54361
A
D
S
B
D
S
A
D
R
B
D
R
G
S
5
1
8
4
3
6
1
Programmable
controller
RDA
Built-in RS-485 port
FX5-485-BD
FX5-485ADP
RDB
SDA
SDB
SG
5.2.4 Cable wiring diagram
PU connector
Connecting multiple inverters (up to 16; 4-wire type)
Distributor
Inverter
PU (RS-485)
connector
10BASE-T
cable
5
4
3
6
1
Connect the terminating resistor
100Ω 1/2W to the farthest inverter
(installed/arranged separately).
Refer to "Connecting one inverter" for more information on the connector pin layout.
5
4
3
6
1
Distributor
Inverter
PU (RS-485)
connector
5
4
3
6
1
5
4
3
6
1
Distributor
Inverter
PU (RS-485)
connector
5
4
3
6
1
5
4
3
6
1
Programmable
controller
RDA
Built-in RS-485 port
FX5-485-BD
FX5-485ADP
RDB
SDA
SDB
SG
Set the terminating resistor selector switch
to 110Ω.
...
R
D
B
S
G
R
D
A
S
D
B
S
D
A
5 4 3 6 1
R
D
B
S
G
R
D
A
S
D
B
S
D
A
5 4 3 6 1
R
D
B
S
G
R
D
A
S
D
B
S
D
A
5 4 3 6 1
5 4 3 6 15 4 3 6 15 4 3 6 1