Allen-Bradley 1769-OF4 Analog Output Module

Overview

The Allen-Bradley 1769-OF4 is a high-performance analog output module specifically designed for integration into CompactLogix and MicroLogix 1500 systems. It features four single-ended output channels, which can be easily configured for both voltage and current signals. This flexibility makes it ideal for controlling modulating actuators, such as valves, dampers, and frequency drives.

Key Features

Four Single-Ended Output Channels: The module offers configurable output channels for both voltage and current signals.
Output Signal Options: You can select from a variety of signal ranges, including ±10V, 0-10V, 0-5V, 1-5V, 0-20mA, and 4-20mA, depending on your application needs.
Compatibility: Designed to seamlessly integrate with MicroLogix 1500 and CompactLogix controllers, ensuring versatile use across different systems.
Fast Conversion Rate: With a 2.5ms conversion rate, the module provides quick and accurate signal processing for real-time applications.
Analog Data Format: This module supports 15-bit resolution and accommodates both and operations, ensuring precise control over output signals.
No Calibration Required: The design ensures that the module maintains accurate performance without the need for calibration, saving time during setup.

Technical Specifications

Parameter	Specification
Manufacturer	Allen-Bradley
Product Line	CompactLogix
Module Type	Analog Output Module
Part Number	1769-OF4
Number of Outputs	Four (4) single-ended outputs
Input Type	Analog Output
Output Signal	Voltage: ±10V, 0-10V, 0-5V, 1-5V
	Current: 0-20 mA, 4-20 mA
Resolution	15-bit plus sign
Power Supply	5.1V DC and 24V DC
Current Draw at 5.1V	120mA
Current Draw at 24V	170mA
Conversion Rate	2.5ms
Heat Dissipation	2.86W
Maximum Load Resistance	600 Ohms for current, 1 kOhm for voltage
Inductive Load Limit	0.1mH current, 1.0 µF voltage
Accuracy	±0.5% full scale at 25°C
Non-linearity	±0.05% full scale
Drift	±0.0086% per °C
Power-up Response	< 1 millisecond
Module Dimensions	118mm x 35mm x 87mm (4.65″ x 1.38″ x 3.43″)
Weight	0.45 kg (1.00 lbs)

Product Applications

The 1769-OF4 module is designed to deliver precise analog signals to control various modulating actuators in your system. Key applications include:

Modulating control of valves, dampers, and frequency drives: This module provides the flexibility and accuracy needed to control critical processes.
Interface with Human Machine Interfaces (HMIs) and Supervisory Control and Data Acquisition (SCADA) systems: Ensure smooth integration for system monitoring and control.
Distributed Control Systems (DCS): The module supports applications in process control and monitoring for industries requiring reliable and accurate outputs.

With its wide range of capabilities, the 1769-OF4 module is an essential component for industries where high-precision analog outputs are critical for system performance.

Installation and Compatibility

Compatible Controllers: The 1769-OF4 works with MicroLogix 1500 and CompactLogix controllers, allowing it to integrate smoothly into a variety of automation systems.
Power Supply Rating: This module requires a power supply with an 8-distance rating.
Module Slot Width: It occupies 1 slot in your controller setup.
For systems that require more than eight modules, you may need to add an additional power supply to ensure consistent performance.