Rockwell Automation Allen-Bradley 1769-IA16 - 1769-Of2; 1769-Of4

40 Rockwell Automation Publication 1769-IN088A-EN-P - February 2011
Chapter 2 Module Wiring
1769-OF2
Compact voltage/current output analog module
1769-OF4
Compact voltage/current output analog module
V out 0 +
I out 0 +
ANLG Com
NC
V out 1 +
I out 1 +
ANLG Com
NC
+24V DC
DC NEUT
+
-
1769-OF2
The external power supply must be rated Class 2, with a 24V DC
range of 20.4…26.4V DC and 60 mA minimum. Series B and
later modules support this option.
Earth Ground
External 24V DC
Power Supply
Current
Earth Ground
Voltage
V out 3+
ANLG Com
ANLG Com
I out 3+
I out 0+
V out 0+
I out 1 +
V out 1+
I out 2+
V out 2+
16-pin Backplane Connector
ASIC
Indicator
Isolated
DC to DC
Converter
Optocouplers
CPU
D to A
Converter
Voltage
Output
Current
Output
18-pin Terminal Block
+15V
+5V
-15V
GND
Isolation
Voltage Load
Current Load
Earth Ground
Earth Ground
Simplified Schematic