Allen-Bradley ControlLogix 1756-IB16 | DC Input Module

Allen-Bradley 1756-IB16 – 16-Channel DC Input Module

Key Features

• 16 sinking inputs for industrial control
• Works with 10-31.2V DC signals
• Fast 1ms response time (OFF to ON)
• Adjustable noise filtering (0-18ms)
• Compact single-slot design

Technical Specifications

• Input Type: DC sinking
• Voltage Range: 10-31.2V DC (24V nominal)
• Current Draw: 2mA @10V to 10mA @31.2V
• Response Time: 1ms OFF-ON, 2ms ON-OFF
• Filter Options: 0ms to 18ms selectable
• Terminal Blocks: 1756-TBNH or 1756-TBSH
• Power Use: 5.1W max
• Isolation: 250V continuous
• Input Groups: 2 groups of 8 inputs

Easy Installation

• Fits any 1756 ControlLogix chassis
• Hot-swappable for easy maintenance
• LED indicators for each channel

Download Complete Manual

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Common Questions

1. What does “sinking input” mean?
   Input connects to ground (-) when active.
2. Can I use this with pushbuttons?
   Yes, perfect for switches and sensors.
3. How does input filtering work?
   Selectable delays prevent false triggers from noise.
4. What’s the maximum wire length?
   Recommended under 100m for best performance.
5. Is special wiring needed?
   Standard terminal blocks included.

Package Contents

• 1x 1756-IB16 input module
• Installation guide

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