Rockwell-automation 57C409 2 Channel Analog Input Module User Manual download pdf (Page 33)

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2 Channel Analog Input Module (57C409)

BUS

ADDRESS

BUS

ADDRESS

BUS

WDOK

B RESET

INITIALIZE

BYTE HI EN

READ MEM

WRITE MEM

XFER AC

ADDRESS

DECODER

MULTIBUS

CONTROL

LOGIC

INTERRUPT

CONTROL

4 MHZ

OSC

COMMON CLOCK

+5

DATA

BUFFER

RAM

LOCAL

BUS

CONTROL

LOGIC

A/D

CONVERTER

WITH

OVER

RANGE

MUX

SAMPLE

AND

HOLD

PROGRAM-

MABLE

FILTER

SAMPLE

AND

HOLD

PROGRAM-

MABLE

FILTER

1

2

3

4

5

6

7

8

9

10

ISOLATING

DC/DC

POWER

SUPPLY

NC

–15 +15 +5

+5

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