Rockwell Automation 1769-OF4VI Compact I/O Isolated Analog Modules - Manual (Page 16)

Publication 1769-UM014B-EN-P - May 2010
1-8 Overview
Figure 1.6 1769-OF4VI Block Diagram
Module Field Calibration
Each isolated analog modules’s calibration is guaranteed by its design. No field
calibration is required.
DAC
0
OPTO
LED
OPTO
OPTO
OPTO
DC / DC
Converter
DC / DC
Converter
CPU
ASIC BUS
DAC
3
3
Vout3+
Vout3-
+
_
0
Vout0+
Vout0-
+
_