Epson V7 User Manual

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The available memory setting range varies depending on the PLC model.  Be sure to set within the 
range available with the PLC to be used.  Use [TYPE] when assigning the indirect memory for macro 
programs.

Wiring diagrams with the PLC are shown below.

Wiring Diagram 1

Memory

TYPE

Remarks

D

(data register)

0

X

(input register)

1

XW as word device

Y

(output register)

2

YW as word device

R

(auxiliary relay)

5

RW as word device

L

(link relay)

6

LW as word device

W

(link register)

7

F

(file register)

8

TN

(timer/current value)

9

Read only

CN

(counter/current value)

10

Read only

TS

(timer/contact)

11

Read only

CS

(counter/contact)

12

Read only

V7  (CN1)

D-sub  25pin(Male:     )

FG

SG

+SD

-SD

+RD

2

PLC

D-sub 15pin(Male:    )

3

4

RXA

TXA

CTSA

RTSA

5

-RD

SG

7

7

1

12

13

24

25

10

11

12

13

RXB

TXB

CTSB

RTSB

*

R

* R: 120 

Ω

 1/2 W

* Use shielded twist-pair cables.

D-sub 25-pin (male)

D-sub 15-pin (male)