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Allen Bradley PLC-5 1771-NIV 8-Channel Analog Input Module

Allen Bradley PLC-5 1771-NIV 8-Channel Analog Input Module.

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ManufacturerAllen Bradley

Part number1771-NIV

Number of Inputs 8

Input Type Voltage/Current (+/-5V DC or +/-20mA)

Resolution 16-bits

Backplane Current 1.5 Amperes

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8 High-Resolution Analog Inputs 16-Bit Resolution +/-5V or +/-20mA Input Options Isolated Channels PLC-5 Compatibility 6-Pole Low Pass Hardware Filter

Product description

The Allen-Bradley 1771-NIV is a high-resolution isolated analog input module designed for the PLC-5 family. This module features eight input channels, capable of accepting +/-5V or +/-20mA input signals (with resistor RTP), and provides a 16-bit analog-to-digital conversion for precise data acquisition. It is compatible with 1771-A1B, A2B, A3B, A4B, AM1, and AM2 chassis and supports PLC-3 and PLC-5 processors.

This analog input module is essential for applications requiring accurate measurement of process variables like temperature, pressure, flow, or level. It is widely used in industrial automation across sectors such as manufacturing, chemical processing, and power generation, enabling detailed monitoring and control based on real-world analog data.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Allen-Bradley 1771-NIV. Source reliable and cost-effective industrial automation components from us. Ensure your PLC-5 systems are equipped with the necessary analog input capabilities by choosing Stanlo Automation for your part needs.

Technical specifications

Number of Inputs	8
Input Type	Voltage/Current (+/-5V DC or +/-20mA)
Resolution	16-bits
Backplane Current	1.5 Amperes
Module Type	N-Series Analog I/O
Chassis Compatibility	1771-A1B, A2B, A3B, A4B, AM1, AM2
Processor Compatibility	PLC-3, PLC-5

Common applications

Manufacturing

Chemical Processing

Power Generation

Food & Beverage

Automotive

Water Treatment

Oil & Gas

Compatible systems

PLC-5 Controllers PLC-3 Controllers 1771 Series Chassis

Also known as

1771-NIV module Allen Bradley PLC-5 Analog Input 1771 NIV Analog Card

Replaces / compatible with

The 1771-NIV is part of the Allen-Bradley 1771 series. While discontinued, it served as a key analog input module for PLC-5 systems.

Technical note

Expert tip

This module does not support hot-swap capability; ensure power is removed before insertion or removal from the chassis.

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Frequently asked questions

What are the input signal ranges for the Allen Bradley 1771-NIV module?

The 1771-NIV module accepts +/-5V DC input signals directly, or +/-20mA input signals when used with a resistor (RTP). It provides a 16-bit resolution for accurate signal conversion.