1756-Ib16Isoe Module Block Diagram - Rockwell Automation Allen-Bradley ControlLogix 1756-IB16ISOE User Manual

A-4 Specifications and Module Block Diagrams
1756-IB16ISOE Module
Block Diagram
B
a
c
k
p
l
a
n
e
C
o
n
n
e
c
t
o
r
IN-0
GND-0
Publication 1756-UM528A-EN-P - April 2004
Figure A.1 shows the Sequence of Events module block diagram.
Figure A.1
Serial
5V power
EEPROM
Backplane Dualport
ASIC RAM
OK LED
24V power
1.2V power
Electronic current
limit circuit
Isolation Barrier
FLASH SRAM
BF532
OPTO
Blackfin
Isolation
DSP
16 channel
LEDs
24/48Vdc input circuit
5V
ControlLogix
backplane
Interface
F
r
o
125V dc or
n
24/48V dc
t
input circuit
E
n
d
C
o
n
125V dc or
n
24/48V dc
e
input circuit
c
t
(The 125V dc or
o
24/48Vdc input
circuits are r
shown in greater
detail below.)
43687
43836
Display