1769- IF4I Allen Bradley

Description

The Allen-Bradley 1769-IF4I is an analog input module from the CompactLogix and MicroLogix 1500 families of programmable logic controllers (PLCs) by Rockwell Automation. This module is used to interface analog signals from field devices to the PLC for processing and control. Here are the key features and specifications of the 1769-IF4I module:

Key Features and Specifications:

Analog Inputs:

The module has 4 isolated analog input channels.

It supports both voltage and current inputs.

Input Types:

Voltage input ranges: ±10V, 0-10V, ±5V, 0-5V.

Current input ranges: 0-20mA, 4-20mA.

Resolution:

The module offers a resolution of 16 bits for both voltage and current inputs.

Conversion Time:

The typical conversion time per channel is around 2.5 ms.

Isolation:

The module provides channel-to-channel isolation, which helps prevent interference and improves signal integrity.

Accuracy:

The accuracy of the module is ±0.2% of full-scale range at 25°C (77°F).

Diagnostics:

The module provides diagnostic functions such as wire break detection for current inputs and overrange/underrange detection.

Power Supply:

The module requires a backplane current of 125 mA at 5V DC and 60 mA at 24V DC.

Configuration:

It can be configured using the RSLogix 5000 or Studio 5000 software.

Dimensions and Mounting:

The module is designed to be mounted on a standard DIN rail or directly onto a panel.

Applications:

The 1769-IF4I module is commonly used in various industrial automation applications that require accurate measurement and control of analog signals.

Typical applications include temperature monitoring, pressure measurement, flow measurement, and other process control tasks.

Advantages:

Flexibility: Supports multiple input ranges and types, making it adaptable to various applications.

High Accuracy: High-resolution input channels ensure precise measurements.

Isolation: Channel-to-channel isolation improves signal integrity and reduces the risk of interference.

Diagnostics: Built-in diagnostics help identify and troubleshoot issues quickly.

Usage:

Installation: Mount the module on the DIN rail or panel and connect it to the PLC backplane.

Wiring: Connect the analog sensors to the input channels according to the wiring diagram provided in the user manual.

Configuration: Use RSLogix 5000 or Studio 5000 software to configure the module settings, such as input ranges and channel parameters.

Integration: Integrate the module into your PLC program to read the analog values and use them for control and monitoring tasks.