Rockwell-automation 1762-IQ8 MicroLogix DC Input Module Manual de usuario descargar pdf (Pagina 10)

10 MicroLogix™ 1762-IQ8 DC Input Module

1762-IN004A-US-P

I/O Memory Mapping

Input Data File

For each input module, the input data file contains the current state of the field

input points. Bit positions 0 through 7 correspond to input terminals 0 through 7.

r = read only, 0 = always at a 0 or OFF state

Addressing

The addressing scheme for 1762 Expansion I/O is shown below.

(1) I/O located on the controller (embedded I/O) is slot 0. I/O added to the controller (expansion I/O) begins

with slot 1.

Word

Bit Position

1514131211109876543210

000000000rrrrrrrr

I1:x.0/0

Input

Data File

Slot Number

(1)

Word (always zero for this module)

Bit (0 - 7)

Bit Delimiter

Word Delimiter

Slot Delimiter

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 16

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Rockwell-automation 1762-IQ8 MicroLogix DC Input Module Manual de usuario Pagina 10