1769-OF2 | Analog I/O Module | Allen-Bradley Compact I/O

Overview
The Allen-Bradley 1769-OF2 is a compact analog output module engineered for the 1769 Compact I/O series. Designed for high-precision control, this module provides 2 single-ended outputs with Delta-Sigma conversion, supporting both unipolar (14-bit) and bipolar (14-bit plus sign) resolutions. It ensures reliable analog output performance in DIN rail or panel-mounted industrial applications, while maintaining reinforced insulation and robust electrical isolation.

Key Features

• Provides 2 single-ended analog outputs

• Delta-Sigma converter for accurate signal generation

• Resolution: 14-bit unipolar, 14-bit plus sign bipolar

• Maximum heat dissipation: 2.63 W

• Current draw: 120 mA @ 5.1 V DC

• Conversion rate: up to 2.5 ms for all channels

• Rated working voltage: 30 V AC / 30 V DC

• Reinforced isolation voltage: 500 V AC or 710 V DC for 1 minute (output group to bus)

• Compact footprint suitable for DIN rail or panel mount

• Module width: 1 slot

• Compatible power supplies: 1769-PA2, 1769-PB2, 1769-PA4, 1769-PB4

• Maximum distance from power supply: 8 modules

Technical Specifications

• Manufacturer: Allen-Bradley / Rockwell Automation

• Model Number: 1769-OF2

• Product Type: Compact Analog Output Module

• Number of Outputs: 2 single-ended

• Converter Type: Delta-Sigma

• Resolution: 14-bit unipolar / 14-bit plus sign bipolar

• Heat Dissipation (max): 2.63 W

• Current Draw @ 5.1 V DC: 120 mA

• Conversion Rate (all channels): 2.5 ms

• Rated Voltage: 30 V AC / 30 V DC

• Isolation Voltage: 500 V AC / 710 V DC for 1 min, IEC Class 2 reinforced

• Mounting: DIN rail or panel

• Dimensions (HxWxD): 11.8 × 3.5 × 8.7 cm

• Module Slot Width: 1 slot

• Power Supply Compatibility: 1769-PA2, 1769-PB2, 1769-PA4, 1769-PB4

• Power Supply Distance Rating: 8 modules

Applications

• Precision analog output for Compact I/O control systems

• Integration with 1769 CompactLogix controllers for industrial automation

• Systems requiring high-resolution analog signal generation

• Replacement or expansion of existing Compact I/O analog modules

FAQ

Q1: How many outputs does 1769-OF2 support?
A1: The module provides 2 single-ended analog outputs.

Q2: What is the resolution of the outputs?
A2: Unipolar outputs are 14-bit; bipolar outputs are 14-bit plus sign.

Q3: What is the module’s maximum heat dissipation?
A3: Maximum heat dissipation is 2.63 W.

Q4: Which power supplies are compatible with 1769-OF2?
A4: Compatible with 1769-PA2, 1769-PB2, 1769-PA4, and 1769-PB4.