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OP4520 General Pin Assignments

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The following tables provide the general pin assignments for the OP4520 connectors.

Detailed pin assignments for all connectors can be found in the System Description document provided with your order, or refer to the pin assignment of the OP5300 series IO module associated with each DB37F connector.

Before designing cables, OPAL-RT recommends using the guideline Simulator EMC cable recommendations.

DB37 Pin Assignments

Group A and B - P1 - Channels 0 to 15

Group A and B - P2 - Channels 16 to 31

DB37 set of connectors
OP4520 General Pin Assignments

 

DB37F Pin

Assignment

DB37F Pin

Assignment

DB37F Pin

Assignment

DB37F Pin

Assignment

1

+CH00 Note 1

20

-CH00

1

+CH16

20

-CH16

2

+CH01

21

-CH01

2

+CH17

21

-CH17

3

+CH02

22

-CH02

3

+CH08

22

-CH18

4

+CH03

23

-CH03

4

+CH19

23

-CH19

5

+CH04

24

-CH04

5

+CH20

24

-CH20

6

+CH05

25

-CH05

6

+CH21

25

-CH21

7

+CH06

26

-CH06

7

+CH22

26

-CH22

8

+CH07

27

-CH07

8

+CH23

27

-CH23

9

+CH08

28

-CH08

9

+CH24

28

-CH24

10

+CH09

29

-CH09

10

+CH25

29

-CH25

11

+CH10

30

-CH10

11

+CH26

30

-CH26

12

+CH11

31

-CH11

12

+CH27

31

-CH27

13

+CH12

32

-CH12

13

+CH28

32

-CH28

14

+CH13

33

-CH13

14

+CH29

33

-CH29

15

+CH14

34

-CH14

15

+CH30

34

-CH30

16

+CH15

35

-CH15

16

+CH31

35

-CH31

17

+12 V Note 2

36

Ground

17

+12 V Note 2

36

Ground

18

See note 1

37

See note 1

18

See note 1

37

See note 1

19

Ground

 

 

19

Ground

 

 

Note 1: For exact pin assignment, see the System Description document provided with your order, or refer to the pin assignment of the OP5300 series IO module associated with each DB37F connector.
Note 2: Non-isolated, limited to 400mA.

DB9 Pin Assignments

DB9F Pin

RS422 OUT CH 00-02

DB9F Pin

RS422 IN CH00-02



1

TX0+

1

RX0+

DB9 Pin Assignments

2

TX1+

2

RX1+

3

TX2+

3

RX2+

4

N.C

4

N.C

5

+12V limited *

5

+12V limited *

6

TX0-

6

RX0-

7

TX1-

7

RX1-

8

TX2-

8

RX2-

9

DGND

9

DGND

DB9F Pin

RS422 OUT CH 03-05

DB9F Pin

RS422 IN CH03-05

1

TX3+

1

RX3+

2

TX4+

2

RX4+

3

TX5+

3

RX5+

4

N.C

4

N.C

5

+12V limited *

5

+12V limited *

6

TX3-

6

RX3-

7

TX4-

7

RX4-

8

TX5-

8

RX5-

9

DGND

9

DGND

OPAL-RT TECHNOLOGIES, Inc. | 1751, rue Richardson, bureau 1060 | Montréal, Québec Canada H3K 1G6 | opal-rt.com | +1 514-935-2323