E-23
FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
4 Wiring
4.7 Connector in Inverter
A
Common Items
B
N:N Network
C
Parallel Link
D
Computer Link
E
Inverter
Communication
F
Non-Protocol
Communication
(RS/RS2 Instruction)
G
Non-Protocol
Communication
(FX
2N
-232IF)
H
Programming
Communication
I
Remote
Maintenance
Apx.
Discontinued
models
4.7 Connector in Inverter
1. In the case of PU port connector
The pins Nos. 2 and 8 (P5S) are provided for the power supply of the operation panel or parameter unit.
Do not wire them into inverter communication.
2. In the case of computer link using the FR-A5NR
Attach the FR-5NR to an A500, F500 or V500 Series inverter.
→ For details, refer to the instruction manual of the FR-A5NR.
3. In the case of built-in RS-485 terminal
F700 and A700 Series inverters are equipped with a built-in RS-485 terminal.
→ For details, refer to the instruction respective inverter manual.
Pin No. Signal name Remarks
8 P5S Not used
7SG
6 RDB
5SDA
4SDB
3 RDA
2 P5S Not used
1SG
(8)
(1)
When seen from inverter front
(receptacle side)
Modular jack
Terminal
block
Screw size:
M3
Terminal
symbol
Connect them to PLC communication
equipment operating in accordance with
RS-485.
SDBSDA RDA RDB RDR
SG A
B
C
Connect them to the communication equipment
operating in accordance with RS-485 of the PLC.
European
terminal block
Terminal
symbol