Reference – Samsung SCC-3000 User Manual

Page 37

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《37》

REFERENCE

(3) RS-485/422 Pin Layout (D_SUB_FEMALE)

Terminal

Name

1

+12V

2 RX+

(RS-485+)

PORT1

3 RX-

(RS-485-)

PORT1

4 TX-

PORT1

5 TX+

PORT1

6 -

7

RX+ (RS-485 +)

PORT2

8

RX- (RS-485 -)

PORT2

9 TX-

PORT2

10 TX+

PORT2

11 GND

12

RX+ (RS-485 +)

PORT3

13

RX- (RS-485 -)

PORT3

14 TX-

PORT3

15 TX+

PORT3

(4) RS-232C Pin Layout (D_SUB_MALE)

Terminal

Name

1 -

2 RX

3 TX

4 -

5 GND

6 -

7 -

8 -

9 -

5

1

15

11

1

5

6

9