Use module block and output circuit diagrams – Rockwell Automation 1756-XXXX ControlLogix Analog I/O Modules User Manual
Page 154
154
Publication 1756-UM009C-EN-P - December 2010
Chapter 7 Non-isolated Analog Output Modules (1756-OF4 and 1756-OF8)
Use Module Block and
Output Circuit Diagrams
This section shows the 1756-OF4 and 1756-OF8 modules’ block diagrams and
output circuit diagrams.
1756-OF4 Module Block Diagram
DC-DC
Converter
16-bit D/A
Converter
RIUP
Circuit
43510
Vref
Optos
Micro-
controller
Serial
EEPROM
FLASH
ROM
SRAM
System
+5V
Field Side
Backplane Side
DC-DC
Shutdown
Circuit
Channels 0 - 3
Details of the 1756-OF8 output
circuitry on
.
Mux
Backplane
ASIC
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