Epson V7 User Manual

The recommended communication parameter settings of the PLC and the V7 series is as follows:

Select PLC Type

PLC

Unit/Port

Connection

Direct LOGIC

D4-430

RS-232C [Wiring Diagram 1]
RS-422

[Wiring Diagram 5]

D4-440

Port 1 on a CPU unit

D4-450

Port 3 on a CPU unit

RS-485

[Wiring Diagram 6]

Port 2 on a CPU unit

RS-232C [Wiring Diagram 2]

D2-240

Port 2 on a CPU unit

D2-250

Port 2 on a CPU unit

RS-232C [Wiring Diagram 3]

D4-430

RS-232C [Wiring Diagram 1]
RS-422

[Wiring Diagram 5]

D4-440

Port 1 on a CPU unit

D4-450

Port 0 on a CPU unit

RS-232C [Wiring Diagram 4]

Direct LOGIC (K-Sequence)

Port 3 on a CPU unit

RS-485

[Wiring Diagram 6]

Port 2 on a CPU unit

RS-232C [Wiring Diagram 2]

D2-240

Port 1 on a CPU unit

Port 2 on a CPU unit

D2-250

Port 1 on a CPU unit

Port 2 on a CPU unit

RS-232C [Wiring Diagram 3]

Item

Setting on PLC

V7 Comm. Parameter Setting

Baud rate

19200 bps

19200 bps

Port

“0” for 

×10, “1” for ×1

1

Parity

Odd

Odd

Transmission code

Data length

8

8

Stop bit

1

1

Function

Host link system (fixed)

−

Response delay time

0 (fixed)

−

Time-out

None (fixed)

−

ASCII/HEX

HEX (fixed)

−