Rockwell-automation 1747-DSN DISTRIBUTED I/O SCANNER Manual de usuario descargar pdf (Pagina 25)

Chapter 3

Configuration and Programming

3–7

30 I/O Block Configuration Input Image Example

Input File

I/O block Communication Status, Word 0

I:e.0

I:e.1

I:e.31

I/O block 1 Input, Word 1

I/O block 31 Input, Word 31

0123456789101112131415

Bit Number (decimal)

e = slot number of the SLC rack containing the scanner

Bits 8 and 9 are only available

to I/O blocks with 10 inputs

Bits 1 – 15, I/O block communication

status for I/O blocks 1 – 15

Bit 0, Overall communication status for

I/O blocks 1–15 and 17–31

The input word for each I/O block is placed in the word corresponding to the I/O block

address. The bits of each input word correspond to the inputs on the I/O block. For

example, input 5 of I/O block 31 is located in bit 5 of input word 31.

Reserved

I:e.16

Communication status for

I/O blocks 17–31, Word 16

Bits 1 – 15, I/O block communication

status for I/O blocks 17 – 31

I:e.17

I/O block 17 Input, Word 17

Reserved

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 39 40

Sin comentarios

Rockwell-automation 1747-DSN DISTRIBUTED I/O SCANNER Manual de usuario Pagina 25