Allen-Bradley 1756-IF16 ControlLogix Analog Input Module

Availability: 3 left in stock

The Allen-Bradley 1756-IF16 is a versatile 16-channel analog input module designed for the ControlLogix platform. It enables the acquisition of...

SKU: 1756-IF16

Manufacturer: Allen-Bradley
Product No.: 1756-IF16
Product Type: Analog Input Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 350g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

The Allen-Bradley 1756-IF16 is a versatile 16-channel analog input module designed for the ControlLogix platform. It enables the acquisition of voltage and current signals from a wide range of industrial field instruments. This module supports multiple configurations, including 16 single-ended, 8 differential, or 4 high-speed differential input channels, providing flexibility for diverse process control and monitoring requirements.

Features

16-bit resolution for high-precision signal conversion.
Configurable input ranges including +/-10V, 0-10V, 0-5V, and 0-20mA.
Supports both IEEE 32-bit floating-point and 16-bit integer data formats.
Integrated diagnostic features for open-circuit detection and channel health monitoring.
Sigma-Delta A/D conversion for enhanced noise immunity in industrial environments.
Compatible with 1756-TBCH and 1756-TBS6H removable terminal blocks for efficient maintenance.

Applications

This module is engineered for demanding industrial sectors, including:

Oil, gas, and petrochemical processing (pressure loops and gas-feed systems).
Water and wastewater treatment (dosing pump control and valve positioning).
Power generation (turbine governor control and cooling fan integration).
Food and beverage manufacturing (temperature regulation and PID control).

Technical Specifications

Model	1756-IF16
Channels	16 single-ended / 8 differential
Input Voltage Range	+/- 10.25 V DC
Input Current Range	0-20.5 mA
Backplane Power (5.1V)	150 mA
Backplane Power (24V)	65 mA
Operating Temperature	0 to 60 degC
Isolation	250V continuous (channel-to-backplane)

Installation Guidelines

Ensure the ControlLogix chassis is powered down before inserting or removing the module to prevent electrical damage.
Use 22-14 AWG shielded twisted-pair cabling for all signal connections to minimize EMI.
Terminate shield drain wires to the designated chassis or earth ground block.
Verify that the wiring mode (single-ended vs. differential) matches the module's configured Communication Format in the software.
The module does not provide internal loop power; ensure external 24V DC power supplies are utilized for 2-wire transmitters.

FAQ

What is the primary function of the 1756-IF16?

The 1756-IF16 is an analog input module that converts voltage and current process signals into digital data for use by ControlLogix controllers.

Can the wiring mode be changed while the system is running?

No. The wiring mode (single-ended or differential) is defined in the module's Communication Format within the software. Changing this requires deleting and re-adding the module in your I/O configuration.

How are current signals handled?

The module measures voltage drops. For 4-20mA current loops, internal 250 Ohm resistors are utilized within the module to convert the current signal into a readable voltage.

What's clients say about us

Excellent Emergency Support!

Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

Mark Thompson

Maintenance Manager, USA

Reliable Source for New Spares

Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.

Robert Hoffmann

Engineering Lead, Germany

Top-tier Service and Quality

We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.