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Description

The Allen-Bradley 1756-IB16IF is a high-performance, 16-point fast digital input module designed for the ControlLogix platform. This module is engineered for applications requiring rapid input response times and electrical isolation. It operates within a 10-30V DC voltage range and supports peer-to-peer communication, making it suitable for demanding industrial control environments where signal integrity and speed are critical.

Features

  • 16 isolated DC digital input points.
  • Fast input response times for high-speed control applications.
  • Integrated status indicators for input state and module health.
  • Supports peer-to-peer communication within the ControlLogix architecture.
  • Robust 10-30V DC operating voltage range.

Technical Specifications

Manufacturer Allen-Bradley
Model Number 1756-IB16IF
Input Type Isolated DC Digital
Point Count 16
Voltage Range 10-30V DC
Power Dissipation 3.8 Watts
Current Draw (5.1V) 275 mA
Current Draw (24V) 3 mA

Installation Guidelines

  • Ensure the ControlLogix chassis is powered down before inserting or removing the module to prevent electrical damage.
  • Verify that the module is fully seated in the chassis slot and secured with the top and bottom latches.
  • Use appropriate shielded cabling to minimize EMI/RFI interference, especially in high-speed input applications.
  • Maintain proper ventilation within the control cabinet to keep the module within its rated operating temperature.
  • Follow standard ESD (Electrostatic Discharge) precautions when handling the module to protect internal circuitry.

FAQ

What is the primary function of the 1756-IB16IF?
This is a fast, isolated digital input module used to interface field devices with a ControlLogix controller, providing rapid signal processing.

Is this module isolated?
Yes, the 1756-IB16IF features isolated input channels to protect the backplane and controller from field-side electrical surges.

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