Allen-Bradley 1769-IF4XOF2 Compact I/O Analog Module

The Allen-Bradley 1769-IF4XOF2 is a versatile Compact I/O analog combination module designed for process control applications. With four (4) analog input channels and two (2) analog output channels, this module provides an efficient interface for signal conversion in systems requiring voltage and current signals. The 1769-IF4XOF2 supports a range of input types, including single-ended and differential configurations, making it adaptable to various industrial environments.

Key Features

Dual Input/Output Capability: Four analog inputs (0-10.5V DC or 0-21 mA) and two analog outputs (0-10.5V DC, 0-21 mA).
8-Bit Resolution: Provides 8-bit resolution for both input and output channels, ideal for applications that do not require high-precision measurements.
Flexible Signal Conversion: Converts signals using a successive approximation converter, delivering reliable data to the connected system.
Input/Output Range: Supports wide voltage (0-10.5V DC) and current (0-21 mA) ranges, ensuring compatibility with diverse process control devices.
Compact Design: Easily integrates into the CompactLogix and MicroLogix 1500 controllers, saving valuable space in control panels.

Technical Specifications

Parameter	Specification
Product Type	Analog Input/Output Combo Module
Manufacturer	Allen-Bradley
Model Number	1769-IF4XOF2
Series	A and B
Inputs	4 Analog Inputs (Differential or Single-Ended)
Outputs	2 Analog Outputs (Single-Ended)
Input Range	0-10.5V DC, 0-21 mA
Output Range	0-10.5V DC, 0-21 mA
Voltage Accuracy	±0.7% at voltage input
Current Accuracy	±0.6% at current input
Resolution	8-bit plus sign (always positive)
Converter Type	Successive Approximation
Response Speed	5 ms per channel (input), 0.3 ms (output)
Common Mode Rejection	60 dB at 60 Hz
Nominal Input Impedance	150 kΩ (Voltage), 150 Ω (Current)
Maximum Output Load	300 Ω (Current), 1 kΩ (Voltage)
Power Supply	30V AC/DC (Operating Voltage)
Wire Size	22-14 AWG (Copper)
Recommended Cable	Belden™ 8761 (Shielded)
LED Indicators	Module status indicators

Performance & Accuracy

Input Accuracy Drift: ±0.006% per °C for both voltage and current terminals.
Repeatability: ±0.4% for both input and output signals.
Output Accuracy Drift: ±0.01% per °C for both voltage and current outputs.

Compatibility

The 1769-IF4XOF2 is compatible with Allen-Bradley CompactLogix and MicroLogix 1500 controllers. This ensures seamless integration into existing systems, reducing setup time and simplifying maintenance.

Application

This module is ideal for applications that require moderate-resolution analog signal processing, such as industrial automation, process control, and machine monitoring. Its compact design and reliable performance make it an excellent choice for installations with limited space or for retrofitting older systems.