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Configuring your block i/o chapter 3, Termination resistor switch, 1791ćiobw – Rockwell Automation 1791-I0VW USER MANUAL User Manual

Page 24: Rack address switches configuration switches

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Configuring Your Block I/O

Chapter 3

3-2

Figure 3.1

Switch Setting Locations (1791ĆIOBW shown)

00

01

02

03

04

05

06

07

10

11

12

13

14

15

16

17

NC

COM

POWER

ACTIVE

COMM

FUSE

RACK

ADDR

1791ĆIOBW

8

7

6

5

4

3

2 1

CONFIGURATION

SWITCHES

00

01

02

03

04

05

06

07

10

11

12

13

14

15

16

17

NC

COM

NC

00

01

02

03

04

05

06

07

10

11

12

13

14

15

16

17

COM

+VDC

00

01

02

03

04

05

06

07

10

11

12

13

14

15

16

17

COM

+VDC

NC

Rack Address

Switches

Configuration

Switches

Termination Resistor Switch

L

L

10931ĆI

INPUT

OUTPUT

2

(CLR) Shield

1

(BLU)

Chassis

GND

24VDC

RET

24VDC

Termination Resistor

150 Ohm

Off

82 Ohm

CONFIGURATION SWITCHES

BAUD

RATE

LAST

STATE

PRL

NOT

USED

LAST

RACK

I/O

GROUP

57.6K BPS

115.2KBPS

230.4KBPS

UNUSED

OFF OFF

ON OFF

OFF ON

ON ON

1 2

LATCH

RESET

OFF

ON

3

8

NO OFF

YES ON

4

NO OFF

YES ON

5

0 to 1

6

2 to 3

4 to 5

6 to 7

OFF OFF

OFF ON

ON OFF

ON ON

7

64 POINT

24V DC DISTRIBUTED

I/O MODULE

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