Allen-Bradley 1756-IF16H | ControlLogix Analog Input Module with HART Communication (16-Channel, Differential)

Overview

The Allen-Bradley 1756-IF16H is a high-performance analog input module for ControlLogix systems, featuring 16 differential current input channels (0–20 mA / 4–20 mA) with dedicated HART communication support on each channel. Ideal for advanced process automation, this module enables simultaneous acquisition of analog signals and HART digital data for efficient diagnostics, configuration, and device integration.

Equipped with a dedicated HART modem per channel, the 1756-IF16H offers superior data access, streamlined device management, and increased process visibility — all within a single module footprint.

Key Features

• 16 Differential Analog Inputs – Supports 0–20 mA and 4–20 mA signal ranges

• Dedicated HART Modem per Channel – Enables real-time digital communication with field devices

• High Accuracy & Resolution – Ideal for process applications requiring precision

• Channel-by-Channel Configuration – Flexibility for mixed signal types

• Real-Time Diagnostics – Includes fault detection and HART variable monitoring

• Hot-Swappable & Removable Terminal Blocks – For quick installation and maintenance

• Compatible with Studio 5000 & ControlLogix Chassis

Technical Specifications

• Catalog Number: 1756-IF16H

• Channels: 16 differential

• Input Signal Range: 0–20 mA, 4–20 mA

• Resolution: 16 bits

• HART Support: Yes (dedicated modem per channel)

• Accuracy: ±0.05% of full scale (typical)

• Input Impedance: 250 ohms

• Isolation: Channel-to-backplane and channel-to-channel isolation

• Backplane Current: 1200 mA @ 5.1V DC, 3 mA @ 24V DC

• Operating Temperature: 0°C to +60°C

• Mounting: ControlLogix chassis

• Compatible Software: Studio 5000 Logix Designer

Applications

• Process Control Systems – Oil & gas, water treatment, chemical, and pharmaceutical

• Advanced Device Integration – Communicate with HART field instruments

• Diagnostics & Configuration – Retrieve secondary variables, status, and alerts

• Industrial Automation – High-speed, high-accuracy current signal monitoring

Why Choose the 1756-IF16H?

• True 16-channel analog + HART support

• Dedicated modem per channel – no data multiplexing

• Integrated HART diagnostics reduce downtime and improve control

Order Now

In stock and ready for global delivery. Accessories and terminal blocks sold separately. Contact us for system compatibility.