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Allen Bradley 1769-OF2 CompactLogix Analog Output Module

Configured for analog signal execution in CompactLogix EtherNet/IP control systems, the Allen Bradley 1769-OF2 (1769-OF2 Analog Output Module) provides direct physical/electrical output control through two configurable analog channels.

Hardware Specifications

Parameter	Specification
Model	1769-OF2
Brand	Allen Bradley
Origin	USA
Product Type	Analog Output Module
Product Line	CompactLogix
Weight	0.63 lbs (0.28 kg)
Power Consumption	2.63 Total Watts
Output Type	Analog Outputs
Number of Outputs	2 Outputs
Output Voltage Ratings	-10 to 10 VDC, 0 to 10 VDC, 0 to 5 VDC, or 1 to 5 VDC
Output Current Ratings	0 to 20 mA or 4 to 20 mA
Converter Type	Sigma-Delta
Maximum Conversion Rate	2.5 ms for all channels
Module Status LED	Included
Nameplate Label	Included
Bus Lever	Locking function included
Open Circuit Protection	Included
Short Circuit Protection	Included
Output Overvoltage Protection	Included

CompactLogix I/O Processing and Network Integration

The 1769-OF2 uses CompactLogix backplane bus communication for controller-to-I/O data exchange. The module supports analog output scaling through configurable voltage and current ranges, allowing the controller to execute proportional control commands.

Additionally, the sigma-delta converter architecture provides channel conversion processing with a maximum conversion rate of 2.5 ms for all channels. The module supports I/O density scaling within CompactLogix local expansion assemblies while maintaining direct analog signal handling.

Frequently Asked Questions

Q: What output signals does the 1769-OF2 support?
A: The module supports voltage outputs of -10 to 10 VDC, 0 to 10 VDC, 0 to 5 VDC, and 1 to 5 VDC. It also supports current outputs of 0 to 20 mA and 4 to 20 mA.

Q: Does the 1769-OF2 include protection functions?
A: Yes. The module includes open circuit protection, short circuit protection, and output overvoltage protection for analog output channels.

Q: What conversion method does the module use?
A: The 1769-OF2 uses a sigma-delta converter and provides a maximum conversion rate of 2.5 ms for all channels.

Field Installation Guidelines

Install the 1769-OF2 within the CompactLogix system according to the controller and I/O assembly configuration requirements.

Use shielded signal wiring for analog connections to reduce electrical interference. Connect cable shields according to the plant grounding standard and separate analog signal wiring from high-voltage power conductors.

Verify the selected output range before commissioning. Confirm that the connected field device matches the configured voltage or current signal type. Inspect terminal connections, module seating, and bus lever locking status before applying system power.

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