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Allen Bradley 1771-AF Analog Input Module

Allen Bradley 1771-AF Analog Input Module.

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ManufacturerAllen Bradley

Part number1771-AF

Number of Inputs 8 Differential

Input Signal 0-10VDC

Resolution 11-bit

Module Type Analog Input Module

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8 differential analog inputs Supports 0-10VDC signals 11-bit resolution 1771 I/O compatibility PLC-5 system integration

Product description

The Allen Bradley 1771-AF is an 8-channel differential analog input module for the 1771 I/O system, designed for use with PLC-5 processors. This module accepts analog voltage signals in the 0-10VDC range, converting them into digital values that the PLC can interpret for control and monitoring purposes.

This module is ideal for applications requiring the acquisition of multiple voltage-based analog signals, such as those from potentiometers, voltage output sensors, or other analog signal sources in industrial environments. It is commonly found in machine control and automation systems.

Stanlo Automation, a veteran-owned supplier, offers the 1771-AF as a reliable surplus part. We ensure that our customers receive high-quality components to maintain the efficiency and uptime of their automation systems.

Technical specifications

Number of Inputs	8 Differential
Input Signal	0-10VDC
Resolution	11-bit
Module Type	Analog Input Module
Series	1771

Common applications

Machine control

Sensor signal acquisition

Potentiometer input

Voltage signal monitoring

Automation systems

Compatible systems

PLC-5 Processors 1771 I/O Chassis

Also known as

1771AF, Allen Bradley 8 channel voltage input, 1771 Analog input voltage

Replaces / compatible with

The 1771-AF serves as an 8-channel analog voltage input module for the 1771 I/O system, allowing for the integration of voltage-based analog signals into PLC-5 control platforms.

Technical note

Expert tip

Ensure that the analog signal source is within the specified 0-10VDC range and that wiring is properly connected to the differential input terminals.

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Frequently asked questions

What voltage input range does the Allen Bradley 1771-AF analog input module accept?

The Allen Bradley 1771-AF module is designed to accept 8 differential analog inputs, specifically in the 0-10VDC range. It provides 11-bit resolution for digitizing these voltage signals for PLC processing.