Allen-Bradley 1769-OF2 Analog Output Module

The Allen-Bradley 1769-OF2 is a high-performance compact I/O analog output module designed to deliver precise voltage and current signals. It features two single-ended output channels that provide a wide range of signal configurations. This module is compatible with MicroLogix 1500 and CompactLogix controllers, making it ideal for various industrial automation applications.

Key Features

Analog Output Channels: Two (2) single-ended channels
Signal Types: Voltage (±10V, 0–10V, 0–5V, 1–5V) and Current (0–20 mA, 4–20 mA)
Resolution: 14 bits and 14 bits plus sign
Conversion Rate: 2.5 ms
Step Response: 2.9 ms
Compatibility: Works with MicroLogix 1500 and CompactLogix controllers
Mounting: Panel mount or DIN rail
No Field Calibration: Guaranteed accuracy through hardware design

Technical Specifications

Parameter	Value
Manufacturer	Allen-Bradley
Product Line	CompactLogix
Part Number	1769-OF2
UPC	662468992947
Weight	0.63 lbs (0.28 kg)
Output Channels	Two (2) single-ended channels
Analog Output Signal	Voltage: ±10V, 0–10V, 0–5V, 1–5V
	Current: 0–20 mA, 4–20 mA
Full-Scale Analog Ranges	Voltage: ±10.5V, 0–10.5V, 0–5.25V, 0.5–5.25V
	Current: 0–21 mA, 3.2–21 mA
Resolution	14 bits; 14 bits plus sign
Step Response	2.9 ms
Current Draw @ 5.1V	120 mA
Heat Dissipation	2.36 W
Input Type	Analog
Slot Width	1 slot width
Wire Size	22 to 14 AWG solid wire
Replacement Terminal Block	1769-RTBN18
Replacement Door	1769-RD
UNSPSC	32151705
Module Type	Analog Output Module
Calibration	None required (hardware guarantees accuracy)

Performance and Accuracy

The 1769-OF2 module provides high-precision output with an accuracy of ±0.5% for voltage and ±0.35% for current at 25°C (77°F). It also features a low offset error margin of ±0.05%, ensuring reliable performance. The module’s output impedance is 15 Ω, and it offers excellent repeatability and nonlinearity with a margin of ±0.05%.

Application

This analog output module is ideal for controlling and modulating devices in industrial environments. It can transmit analog data to panel meters or data loggers and interface with PID controllers for automated control of analog loops.

Durability and Protection

The 1769-OF2 is designed to withstand harsh conditions, equipped with short-circuit protection (up to 21 mA) and over-voltage protection. It is also resistant to environmental factors with a temperature drift of ±0.0086% per degree Celsius.