Allen-Bradley 1756-IB16I 16 Point D/I Module 1756IB16I

Description:

The Allen-Bradley 1756-IB16I 16 Point Digital Input Module (1756IB16I) is used in ControlLogix automation systems to monitor discrete input signals from field devices. Commonly installed in ControlLogix chassis within control panels, process control systems, manufacturing lines, and material handling equipment where reliable input signal acquisition is required. Maintenance teams, OEMs, and system integrators use this module for I/O expansion, module replacement, system upgrades, and integration of field input devices into PLC-based control systems.

Applications:

The 1756-IB16I digital input module is widely used in industrial automation environments to receive signals from pushbuttons, limit switches, proximity sensors, auxiliary contacts, and other discrete field devices. It supports high-density input monitoring in manufacturing plants, oil and gas facilities, water treatment systems, packaging operations, and automated production lines where accurate and isolated input detection is essential.

Technical Specifications:

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Model / Part number: 1756-IB16I
• Product type: Digital input module
• Series: ControlLogix
• Number of inputs: 16 points
• Input type: 24 V DC sinking/sourcing compatible
• Isolation: Individually isolated inputs
• Mounting: ControlLogix chassis slot
• Backplane current draw: Application dependent
• Application environment: Industrial automation systems

Common Replacements:

• Allen-Bradley 1756-IB16
• Allen-Bradley 1756-IB16IF
• Siemens 6ES7521-1BL00-0AB0