• Allen-Bradley 1756-IF6CIS
  • Allen-Bradley 1756-IF6CIS
  • Allen-Bradley 1756-IF6CIS
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Allen-Bradley 1756-IF6CIS ControlLogix Analog Input Module

Allen-Bradley 1756-IF6CIS ControlLogix Analog Input Module

The Allen-Bradley 1756-IF6CIS is a high-performance analog input module designed for the ControlLogix platform. This module features 6-point isolated inputs, specifically configured for current sourcing applications. It utilizes Sigma-Delta conversion...

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SKU: 1756-IF6CIS
Vendor: Allen-Bradley
Category: Analog Input Module
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The Allen-Bradley 1756-IF6CIS is a high-performance analog input module designed for the ControlLogix platform. This module features 6-point isolated inputs, specifically configured for current sourcing applications. It utilizes Sigma-Delta conversion technology to provide precise signal processing for industrial control systems.

Features

  • 6-point isolated current sourcing inputs
  • Sigma-Delta conversion method for high-accuracy signal processing
  • Supports both integer mode (left-justified, 2's complement) and IEEE 32-bit floating point data formats
  • Designed for seamless integration within the ControlLogix chassis environment
  • Optimized power dissipation for reliable operation at elevated ambient temperatures

Technical Specifications

Model 1756-IF6CIS
Inputs 6-Point Isolated, Current Sourcing
Input Range 0-21 mA
Conversion Method Sigma-Delta
Backplane Current (5V) 250 mA
Backplane Current (24V) 275 mA
Max Power Dissipation 5.1 Watts at 60 degC
Data Formats Integer mode, IEEE 32-bit floating point

Installation Guidelines

  • Ensure the ControlLogix chassis is powered down before inserting or removing the module.
  • Align the module carefully with the chassis guide rails to prevent damage to the backplane pins.
  • Secure the module using the top and bottom mounting tabs after fully seating it in the slot.
  • Maintain adequate clearance around the module for proper ventilation and cooling, especially in high-density rack configurations.
  • Use shielded twisted-pair cabling for analog signal inputs to minimize electromagnetic interference (EMI) and ensure signal integrity.
  • Verify that the current sourcing wiring matches the specific requirements of the field instrumentation connected to the module.

FAQ

What is the primary function of the 1756-IF6CIS module?
This module is an isolated analog input module used to interface current-based field devices with a ControlLogix PLC system, providing high-resolution signal conversion.

Does this module support floating point data?
Yes, the 1756-IF6CIS supports both integer mode and IEEE 32-bit floating point data formats to accommodate various application requirements.

What is the maximum power dissipation for this module?
The maximum power dissipation is 5.1 Watts when operating at an ambient temperature of 60 degC.