Hardware manual

Chapter2 Connection to a PLC

2-168

Connection Diagram 6-4: KV-700/1000 + KV-20R (PORT2-RS-422A/485-4wire)

to MICRO/I

PLC(RS-485/422) HG1F/2F/2S/3F/4F(RS-485/422)

Pin No.

Name

HG1F

Connector

HG1F

Terminal

HG2F/

3F/4F

HG2S

- - FG Cover - 1 1

5 SDB(+) TERM - - 9 -

3 SDA(-) RDA(RD+) 2 3 10 32

4 RDB(+) RDB(RD-) 7 4 16 33

2 RDA(-) SDA(SD+) 1 1 11 30

1 SG SDB(SD-) 6 2 15 31

CS- 9 - 18 37

RS- 8 - 19 35

CS+ 4 - 21 36

RS+ 3 - 22 34

SG 5 5 7 29

Internal

termination

resistor

330-Ohm

D-sub, 9P connector socket type (HG1F)

D-sub, 25P connector socket type (HG2F/3F/4F)

D-sub, 37P connector plug type (HG2S)

Screw terminal block

Shield Wire

- There is no pin No. corresponding to TERM on the HG1F/HG2S. When inserting a

termination resistor, use a communication switch. For the setting of the switch, refer to "3

Important Points Regarding Wiring" in Chapter 1.