Rockwell-automation 1791-XXXX Discrete I/O AC and DC Block I/O Input a Manual de usuario descargar pdf (Pagina 52)

Installing Block I/O

Chapter 3

3-33

Connections

1791-24BR Series B Connector/Terminal

Connections

Designation Description Left Conn. Right Conn.

P

+24 +24V dc Power 1

Power

Connections

RET +24 dc Return 3

C

onnec

ti

ons

GND

Chassis ground 2

1

R t I/O

BLU Blue wire - RIO 6

Remote I/O

Connections

CLR Clear wire - RIO 8

C

onnec

ti

ons

SHD

Shield - RIO 7

I/O Connections

PLC: in 00 thru 07

SLC: in 00 thru 07

PLC: Input 00 thru 07

SLC: Input 00 thru 07

16, 18, 20,

22, 24, 26,

28, 30

Input

RET 1

dc input return 12, 14

2

Input

(G)

6

PLC: in 10 thru 17

SLC: in 08 thru 15

PLC: Input 10 thru 17

SLC: Input 08 thru 15

15, 17, 19,

21, 23, 25,

27, 29

RET 2 dc input return 11, 13

3

Input

(G+1)

7

PLC: in 00 thru 07

SLC: in 00 thru 07

PLC: Input 00 thru 07

SLC: Input 00 thru 07

15, 13, 11, 9,

7, 5, 3, 1

(G + 1)

7

RET 3 dc input return 19, 17

4

Output

(G)

8

PLC: out 00 thru 07

SLC: out 00 thru 07

PLC: Output 00 thru 07

SLC: Output 00 thru 07

16, 14, 12,

10, 8, 6, 4, 2

(G)

8

Vac/dc 4 ac or dc output supply 20, 18

5

Not used

For internal test only;

not for customer use.

4, 5, 9, 10

29, 27, 26,

22, 21

No Connection

No internal use;

customer can use.

30, 28, 25,

24, 23

1

Connect chassis ground to equipment grounding stud. These are not internally connected.

2

T

erminals 12 and 14 are internally connected.

3

T

erminals 1

1 and 13 are internally connected.

4

T

erminals 19 and 17 are internally connected.

5

T

erminals 20 and 18 must be externally connected by customer to accommodate amperage rating.

6

IN G = input module group.

7

IN (G + 1) = input module group plus 1.

8

OUT (G) = output module group.

Table 3.B

Acceptable

W

iring Cables for Block I/O Connection

Use Cable Type

Remote I/O link Belden 9463

Input and output wiring Up to 14AWG (2mm

2

) stranded with 3/64 inch insulation

1 2 ... 47 48 49 50 51 52 53 54 55 56 57 ... 97 98

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